TOPSHOT - A man walks in a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Emergency services in western Japan were "racing against time" to rescue people stranded by devastating floods and landslides, with at least 50 feared dead and more torrential rain forecast. (Photo by CHARLY TRIBALLEAU / AFP)

TOPSHOT - A collapsed road caused by heavy rain is seen in Kuma, Kumamoto prefecture on July 7, 2020. - Emergency services in western Japan were "racing against time" to rescue people stranded by devastating floods and landslides, with at least 50 feared dead and more torrential rain forecast. (Photo by CHARLY TRIBALLEAU / AFP)

Japan Self-Defence Force (JSDF) soldiers search for missing people at a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by CHARLY TRIBALLEAU / AFP)

Japan Self-Defence Force (JSDF) soldiers search for missing people at a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by CHARLY TRIBALLEAU / AFP)

Japan Self-Defence Force (JSDF) soldiers search for missing people at a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by CHARLY TRIBALLEAU / AFP)

Japan Self-Defence Force (JSDF) soldiers search for missing people at a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by CHARLY TRIBALLEAU / AFP)

Japan Self-Defence Force (JSDF) soldiers search for missing people at a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by CHARLY TRIBALLEAU / AFP)

Japanese policemen search for missing people at a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by CHARLY TRIBALLEAU / AFP)

Japanese policemen search for missing people at a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by CHARLY TRIBALLEAU / AFP)

Japan Self-Defence Force (JSDF) soldiers search for missing people at a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by CHARLY TRIBALLEAU / AFP)

Rescue workers search for missing people at a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by CHARLY TRIBALLEAU / AFP)

Rescue workers search for missing people at a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by CHARLY TRIBALLEAU / AFP)

Rescue workers search for missing people at a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by CHARLY TRIBALLEAU / AFP)

A landslide site caused by heavy rain is pictured in Tsunagi, Kumamoto prefecture on July 7, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by CHARLY TRIBALLEAU / AFP)

Rescue workers search for missing people at a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by CHARLY TRIBALLEAU / AFP)

Rescue workers search for missing people at a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by CHARLY TRIBALLEAU / AFP)

Rescue workers search for missing people at a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Emergency services in western Japan were "racing against time" to rescue people stranded by devastating floods and landslides, with at least 50 feared dead and more torrential rain forecast. (Photo by CHARLY TRIBALLEAU / AFP)

Rescue workers search for missing people at a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Emergency services in western Japan were "racing against time" to rescue people stranded by devastating floods and landslides, with at least 50 feared dead and more torrential rain forecast. (Photo by CHARLY TRIBALLEAU / AFP)

Rescue workers search for missing people at a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Emergency services in western Japan were "racing against time" to rescue people stranded by devastating floods and landslides, with at least 50 feared dead and more torrential rain forecast. (Photo by CHARLY TRIBALLEAU / AFP)

Rescue workers search for missing people at a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Emergency services in western Japan were "racing against time" to rescue people stranded by devastating floods and landslides, with at least 50 feared dead and more torrential rain forecast. (Photo by CHARLY TRIBALLEAU / AFP)

Rescue workers search for missing people at a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Emergency services in western Japan were "racing against time" to rescue people stranded by devastating floods and landslides, with at least 50 feared dead and more torrential rain forecast. (Photo by CHARLY TRIBALLEAU / AFP)

Rescue workers search for missing people at a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Emergency services in western Japan were "racing against time" to rescue people stranded by devastating floods and landslides, with at least 50 feared dead and more torrential rain forecast. (Photo by CHARLY TRIBALLEAU / AFP)

A man walks in a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Emergency services in western Japan were "racing against time" to rescue people stranded by devastating floods and landslides, with at least 50 feared dead and more torrential rain forecast. (Photo by CHARLY TRIBALLEAU / AFP)

A man walks in a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Emergency services in western Japan were "racing against time" to rescue people stranded by devastating floods and landslides, with at least 50 feared dead and more torrential rain forecast. (Photo by CHARLY TRIBALLEAU / AFP)

A man walks in a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Emergency services in western Japan were "racing against time" to rescue people stranded by devastating floods and landslides, with at least 50 feared dead and more torrential rain forecast. (Photo by CHARLY TRIBALLEAU / AFP)

A man walks in a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Emergency services in western Japan were "racing against time" to rescue people stranded by devastating floods and landslides, with at least 50 feared dead and more torrential rain forecast. (Photo by CHARLY TRIBALLEAU / AFP)

A man walks in a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Emergency services in western Japan were "racing against time" to rescue people stranded by devastating floods and landslides, with at least 50 feared dead and more torrential rain forecast. (Photo by CHARLY TRIBALLEAU / AFP)

A man walks in a landslide site caused by heavy rain in Tsunagi, Kumamoto prefecture on July 7, 2020. - Emergency services in western Japan were "racing against time" to rescue people stranded by devastating floods and landslides, with at least 50 feared dead and more torrential rain forecast. (Photo by CHARLY TRIBALLEAU / AFP)

An elderly woman is pictured at her balcony of her devasted house caused by heavy rain in Ashikita, Kumamoto prefecture on July 7, 2020. - Emergency services in western Japan were "racing against time" to rescue people stranded by devastating floods and landslides, with at least 50 feared dead and more torrential rain forecast. (Photo by CHARLY TRIBALLEAU / AFP)

Collapsed road caused by heavy rain in Kuma, Kumamoto prefecture on July 7, 2020. - Emergency services in western Japan were "racing against time" to rescue people stranded by devastating floods and landslides, with at least 50 feared dead and more torrential rain forecast. (Photo by CHARLY TRIBALLEAU / AFP)

A collapsed road caused by heavy rain is seen in Kuma, Kumamoto prefecture on July 7, 2020. - Emergency services in western Japan were "racing against time" to rescue people stranded by devastating floods and landslides, with at least 50 feared dead and more torrential rain forecast. (Photo by CHARLY TRIBALLEAU / AFP)

A collapsed road caused by heavy rain is seen in Kuma, Kumamoto prefecture on July 7, 2020. - Emergency services in western Japan were "racing against time" to rescue people stranded by devastating floods and landslides, with at least 50 feared dead and more torrential rain forecast. (Photo by CHARLY TRIBALLEAU / AFP)

A collapsed road caused by heavy rain is seen in Kuma, Kumamoto prefecture on July 7, 2020. - Emergency services in western Japan were "racing against time" to rescue people stranded by devastating floods and landslides, with at least 50 feared dead and more torrential rain forecast. (Photo by CHARLY TRIBALLEAU / AFP)

A collapsed road caused by heavy rain is seen in Ono, Kumamoto prefecture on July 7, 2020. - Emergency services in western Japan were "racing against time" to rescue people stranded by devastating floods and landslides, with at least 50 feared dead and more torrential rain forecast. (Photo by CHARLY TRIBALLEAU / AFP)

A man walks by a collapsed road caused by heavy rain in Kuma, Kumamoto prefecture on July 7, 2020. - Emergency services in western Japan were "racing against time" to rescue people stranded by devastating floods and landslides, with at least 50 feared dead and more torrential rain forecast. (Photo by CHARLY TRIBALLEAU / AFP)

TOPSHOT - Local resident rest at a shelter with space to maintain social distance in Yatsushiro city general gymnasium, Kumamoto prefecture, on July 6, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by Charly TRIBALLEAU / AFP)

TOPSHOT - Local resident rest at a shelter with space to maintain social distance in Yatsushiro city general gymnasium, Kumamoto prefecture, on July 6, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by Charly TRIBALLEAU / AFP)

TOPSHOT - Local residents take shelter at an evacuation centre with space to maintain social distance in Yatsushiro city general gymnasium, Kumamoto prefecture, on July 6, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by Charly TRIBALLEAU / AFP)

Japan Self-defense force personal check the disaster area that a flooding of Kuma gawa River struck in Kuma Town, Kumamoto Prefecture on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to the local government, at least 22 people died, 17 went into cardiopulmonary arrest, and 11 are still missing as of 9 pm on July 5th. ( The Yomiuri Shimbun via AP Images )

Japan Self-defense force personal check the disaster area that a flooding of Kuma gawa River struck in Kuma Town, Kumamoto Prefecture on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to the local government, at least 22 people died, 17 went into cardiopulmonary arrest, and 11 are still missing as of 9 pm on July 5th. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

Japan Self-Defense Forces personnels, police officers, and firefighters have continued to search for missing persons at the landslide site in Tsunagi Town, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

Japan Self-Defense Forces personnels, police officers, and firefighters have continued to search for missing persons at the landslide site in Tsunagi Town, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

Japan Self-Defense Forces personnels, police officers, and firefighters have continued to search for missing persons at the landslide site in Tsunagi Town, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The strips for the Star Festival are covered with mud at JR Watari Station. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The strips for the Star Festival are covered with mud at JR Watari Station. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged special elderly nursing home "Senjuen" in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. This facility caused many victims due to the flood. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The strips for the Star Festival are covered with mud at JR Watari Station. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The strips for the Star Festival are covered with mud at JR Watari Station. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged special elderly nursing home "Senjuen" in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. This facility caused many victims due to the flood. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows a line of cars heading for a garbage disposal area in Hitoyoshi City, Kumamoto Prefecture, western Japan, on July 6, 2020. This facility caused many victims due to the flood. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows a line of cars heading for a garbage disposal area in Hitoyoshi City, Kumamoto Prefecture, western Japan, on July 6, 2020. This facility caused many victims due to the flood. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows a line of cars heading for a garbage disposal area in Hitoyoshi City, Kumamoto Prefecture, western Japan, on July 6, 2020. This facility caused many victims due to the flood. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows a line of cars heading for a garbage disposal area in Hitoyoshi City, Kumamoto Prefecture, western Japan, on July 6, 2020. This facility caused many victims due to the flood. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Hitoyoshi Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Hitoyoshi Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Hitoyoshi Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Hitoyoshi Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Hitoyoshi Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Hitoyoshi Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Hitoyoshi Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Hitoyoshi Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Hitoyoshi Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Hitoyoshi Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

Lelatives watch over the missing people's search activities at the landslide site by Japan Self-Defense Forces personnels, police officers, and firefighters in Tsunagi Town, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

Lelatives watch over the missing people's search activities at the landslide site by Japan Self-Defense Forces personnels, police officers, and firefighters in Tsunagi Town, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

Lelatives watch over the missing people's search activities at the landslide site by Japan Self-Defense Forces personnels, police officers, and firefighters in Tsunagi Town, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

Lelatives watch over the missing people's search activities at the landslide site by Japan Self-Defense Forces personnels, police officers, and firefighters in Tsunagi Town, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

Japan Self-Defense Forces personnels, police officers, and firefighters have continued to search for missing persons at the landslide site in Tsunagi Town, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

Japan Self-Defense Forces personnels, police officers, and firefighters have continued to search for missing persons at the landslide site in Tsunagi Town, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged railway due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged railway due to heavy rain in Kuma Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 27 people died, 15 went into cardiopulmonary arrest, and 11 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows JR Kagoshima-Ch???? Station which Kyushu Shinkansen and conventional line were suspended throughout the day due to hevy rain in Kagoshima, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows JR Kagoshima-Ch???? Station which Kyushu Shinkansen and conventional line were suspended throughout the day due to hevy rain in Kagoshima, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows JR Kagoshima-Ch???? Station which Kyushu Shinkansen and conventional line were suspended throughout the day due to hevy rain in Kagoshima, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows JR Kagoshima-Ch???? Station which Kyushu Shinkansen and conventional line were suspended throughout the day due to hevy rain in Kagoshima, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows JR Kagoshima-Ch???? Station which Kyushu Shinkansen and conventional line were suspended throughout the day due to hevy rain in Kagoshima, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows JR Kagoshima-Ch???? Station which Kyushu Shinkansen and conventional line were suspended throughout the day due to hevy rain in Kagoshima, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows JR Kagoshima-Ch???? Station which Kyushu Shinkansen and conventional line were suspended throughout the day due to hevy rain in Kagoshima, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows JR Kagoshima-Ch???? Station which Kyushu Shinkansen and conventional line were suspended throughout the day due to hevy rain in Kagoshima, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows JR Kagoshima-Ch???? Station which Kyushu Shinkansen and conventional line were suspended throughout the day due to hevy rain in Kagoshima, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows JR Kagoshima-Ch???? Station which Kyushu Shinkansen and conventional line were suspended throughout the day due to hevy rain in Kagoshima, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows JR Kagoshima-Ch???? Station which Kyushu Shinkansen and conventional line were suspended throughout the day due to hevy rain in Kagoshima, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows the landslide site which the restoration work has been underway due to hevy rain in Tarumizu City, Kagoshima Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows the landslide site which the restoration work has been underway due to hevy rain in Tarumizu City, Kagoshima Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows the landslide site which the restoration work has been underway due to hevy rain in Tarumizu City, Kagoshima Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

Japan's Prime Minister Shinzo Abe attends a government's meeting for the emergency disaster countermeasures headquarters at the Prime Minister's office in Tokyo on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

Japan's Prime Minister Shinzo Abe attends a government's meeting for the emergency disaster countermeasures headquarters at the Prime Minister's office in Tokyo on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

Japan's Prime Minister Shinzo Abe attends a government's meeting for the emergency disaster countermeasures headquarters at the Prime Minister's office in Tokyo on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

Japan's Prime Minister Shinzo Abe (2nd from L) attends a government's meeting for the emergency disaster countermeasures headquarters at the Prime Minister's office in Tokyo on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

Japan's Prime Minister Shinzo Abe (2nd from L) attends a government's meeting for the emergency disaster countermeasures headquarters at the Prime Minister's office in Tokyo on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

Japan's Prime Minister Shinzo Abe attends a government's meeting for the emergency disaster countermeasures headquarters at the Prime Minister's office in Tokyo on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

A woman heads to a nursing home in the flood-ravaged village of Kuma in Kumamoto Prefecture, southwestern Japan, on July 6, 2020, after deadly torrential rain. Her grandmother, a resident of the nursing home, went missing after a flood engulfed the facility following the overflowing of the Kuma River. (Kyodo via AP Images) ==Kyodo

A woman heads to a nursing home in the flood-ravaged village of Kuma in Kumamoto Prefecture, southwestern Japan, on July 6, 2020, after deadly torrential rain. Her grandmother, a resident of the nursing home, went missing after a flood engulfed the facility following the overflowing of the Kuma River. (Kyodo via AP Images) ==Kyodo

A photo shows flood-damaged town due to heavy rain in Hitoyoshi Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Hitoyoshi Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Hitoyoshi Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Hitoyoshi Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Hitoyoshi Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Hitoyoshi Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

A photo shows flood-damaged town due to heavy rain in Hitoyoshi Village, Kumamoto Prefecture, western Japan, on July 6, 2020. The landslides and floodings were triggered by heavy rain in Kumamoto and Kagoshima prefecture on July 4th. According to Kumamoto Prefecture, at least 44 people died, 1 went into cardiopulmonary arrest, and 10 are still missing. ( The Yomiuri Shimbun via AP Images )

Local residents chat as they take shelter at an evacuation centre in Yatsushiro city general gymnasium, Kumamoto prefecture, on July 6, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by CHARLY TRIBALLEAU / AFP)

A local resident rests at a shelter with space to maintain social distance in Yatsushiro city general gymnasium, Kumamoto prefecture, on July 6, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by Charly TRIBALLEAU / AFP)

Local residents take shelter at an evacuation centre with space to maintain social distance in Yatsushiro city general gymnasium, Kumamoto prefecture, on July 6, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by Charly TRIBALLEAU / AFP)

Local resident rest at a shelter with space to maintain social distance in Yatsushiro city general gymnasium, Kumamoto prefecture, on July 6, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by Charly TRIBALLEAU / AFP)

Local resident rest at a shelter with space to maintain social distance in Yatsushiro city general gymnasium, Kumamoto prefecture, on July 6, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by Charly TRIBALLEAU / AFP)

Local resident rest at a shelter with space to maintain social distance in Yatsushiro city general gymnasium, Kumamoto prefecture, on July 6, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by Charly TRIBALLEAU / AFP)

Local residents take shelter at an evacuation centre with space to maintain social distance in Yatsushiro city general gymnasium, Kumamoto prefecture, on July 6, 2020. - Torrential rain hampered the efforts of tens of thousands of rescue workers in southwestern Japan as they hunted for survivors from deadly floods and landslides, with more downpours forecast. (Photo by CHARLY TRIBALLEAU / AFP)