The team of Ukraine performs during Women Team Highlight Final of 18th FINA World Championships at Yeomju Gymnasium in Gwangju, Republic of Korea on July 15, 2019. Ukraine won the event to claim gold medal. ( The Yomiuri Shimbun via AP Images )

The team of Ukraine performs during Women Team Highlight Final of 18th FINA World Championships at Yeomju Gymnasium in Gwangju, Republic of Korea on July 15, 2019. Ukraine won the event to claim gold medal. ( The Yomiuri Shimbun via AP Images )

The team of Ukraine performs during Women Team Highlight Final of 18th FINA World Championships at Yeomju Gymnasium in Gwangju, Republic of Korea on July 15, 2019. Ukraine won the event to claim gold medal. ( The Yomiuri Shimbun via AP Images )

The team of Ukraine performs during Women Team Highlight Final of 18th FINA World Championships at Yeomju Gymnasium in Gwangju, Republic of Korea on July 15, 2019. Ukraine won the event to claim gold medal. ( The Yomiuri Shimbun via AP Images )

The team of Ukraine performs during Women Team Highlight Final of 18th FINA World Championships at Yeomju Gymnasium in Gwangju, Republic of Korea on July 15, 2019. Ukraine won the event to claim gold medal. ( The Yomiuri Shimbun via AP Images )

The team of Ukraine performs during Women Team Highlight Final of 18th FINA World Championships at Yeomju Gymnasium in Gwangju, Republic of Korea on July 15, 2019. Ukraine won the event to claim gold medal. ( The Yomiuri Shimbun via AP Images )

The team of Ukraine performs during Women Team Highlight Final of 18th FINA World Championships at Yeomju Gymnasium in Gwangju, Republic of Korea on July 15, 2019. Ukraine won the event to claim gold medal. ( The Yomiuri Shimbun via AP Images )

The team of Ukraine performs during Women Team Highlight Final of 18th FINA World Championships at Yeomju Gymnasium in Gwangju, Republic of Korea on July 15, 2019. Ukraine won the event to claim gold medal. ( The Yomiuri Shimbun via AP Images )

The team of Ukraine performs during Women Team Highlight Final of 18th FINA World Championships at Yeomju Gymnasium in Gwangju, Republic of Korea on July 15, 2019. Ukraine won the event to claim gold medal. ( The Yomiuri Shimbun via AP Images )

The team of Ukraine performs during Women Team Highlight Final of 18th FINA World Championships at Yeomju Gymnasium in Gwangju, Republic of Korea on July 15, 2019. Ukraine won the event to claim gold medal. ( The Yomiuri Shimbun via AP Images )

Haruka Enomoto & Hazuki Miyamoto (JPN), JULY 15, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 3m Springboard Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Haruka Enomoto & Hazuki Miyamoto (JPN), JULY 15, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 3m Springboard Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Shi Tingmao & Wang Han (CHN), JULY 15, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 3m Springboard Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Shi Tingmao & Wang Han (CHN), JULY 15, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 3m Springboard Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Haruka Enomoto & Hazuki Miyamoto (JPN), JULY 15, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 3m Springboard Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Cao Yuan & Chen Aisen (CHN), JULY 15, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 10m Platform Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Cao Yuan & Chen Aisen (CHN), JULY 15, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 10m Platform Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Cao Yuan & Chen Aisen (CHN), JULY 15, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 10m Platform Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ukraine team group (UKR), JULY 14, 2019 - Artistic Swimming : 18th FINA World Championships Gwangju 2019 Team Technical Preliminary Round at Yeomju Gymnasium in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ukraine team group (UKR), JULY 14, 2019 - Artistic Swimming : 18th FINA World Championships Gwangju 2019 Team Technical Preliminary Round at Yeomju Gymnasium in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ukraine team group (UKR), JULY 14, 2019 - Artistic Swimming : 18th FINA World Championships Gwangju 2019 Team Technical Preliminary Round at Yeomju Gymnasium in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ukraine team group (UKR), JULY 14, 2019 - Artistic Swimming : 18th FINA World Championships Gwangju 2019 Team Technical Preliminary Round at Yeomju Gymnasium in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ukraine team group (UKR), JULY 14, 2019 - Artistic Swimming : 18th FINA World Championships Gwangju 2019 Team Technical Preliminary Round at Yeomju Gymnasium in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ukraine team group (UKR), JULY 14, 2019 - Artistic Swimming : 18th FINA World Championships Gwangju 2019 Team Technical Preliminary Round at Yeomju Gymnasium in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ukraine team group (UKR), JULY 14, 2019 - Artistic Swimming : 18th FINA World Championships Gwangju 2019 Team Technical Preliminary Round at Yeomju Gymnasium in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ukraine team group (UKR), JULY 14, 2019 - Artistic Swimming : 18th FINA World Championships Gwangju 2019 Team Technical Preliminary Round at Yeomju Gymnasium in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

(190714) -- GWANGJU, July 14, 2019 -- Athletes of Ukraine perform during the team technical preliminary of artistic swimming at the Gwangju 2019 FINA World Championships in Gwangju, South Korea, July 14, 2019. ) (SP)SOUTH KOREA-GWANGJU-FINA WORLD CHAMPIONSHIPS-ARTISTIC SWIMMING-TEAM TECHNICAL PRELIMINARY WangxJingqiang PUBLICATIONxNOTxINxCHN

Xie Siyi & Cao Yuan (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 3m Springboard Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Lian Junjie & Si Yajie (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Mixed 10m Platform Synchro Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Lian Junjie & Si Yajie (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Mixed 10m Platform Synchro Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Chen Yiwen (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 1m Springboard Medal Ceremony at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Chen Yiwen (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 1m Springboard Medal Ceremony at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Chen Yiwen (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 1m Springboard Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Chen Yiwen (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 1m Springboard Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Chen Yiwen (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 1m Springboard Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Chen Yiwen (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 1m Springboard Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Chen Yiwen (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 1m Springboard Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Chen Yiwen (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 1m Springboard Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Chen Yiwen (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 1m Springboard Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Chen Yiwen (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 1m Springboard Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Chen Yiwen (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 1m Springboard Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ken Terauchi & Sho Sakai (JPN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 3m Springboard Synchro Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ken Terauchi & Sho Sakai (JPN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 3m Springboard Synchro Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ken Terauchi & Sho Sakai (JPN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 3m Springboard Synchro Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ken Terauchi (JPN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 3m Springboard Synchro Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ken Terauchi & Sho Sakai (JPN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 3m Springboard Synchro Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Lian Junjie & Si Yajie (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Mixed 10m Platform Synchro Medal Ceremony at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Xie Siyi & Cao Yuan (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 3m Springboard Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Xie Siyi & Cao Yuan (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 3m Springboard Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Xie Siyi & Cao Yuan (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 3m Springboard Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ken Terauchi & Sho Sakai (JPN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 3m Springboard Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ken Terauchi & Sho Sakai (JPN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 3m Springboard Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ken Terauchi & Sho Sakai (JPN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 3m Springboard Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ken Terauchi & Sho Sakai (JPN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 3m Springboard Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ken Terauchi & Sho Sakai (JPN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 3m Springboard Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ken Terauchi & Sho Sakai (JPN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 3m Springboard Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ken Terauchi & Sho Sakai (JPN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 3m Springboard Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ken Terauchi & Sho Sakai (JPN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 3m Springboard Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Xie Siyi & Cao Yuan (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 3m Springboard Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Xie Siyi & Cao Yuan (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 3m Springboard Synchro Preliminary Round at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Chen Yiwen (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 1m Springboard Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Chen Yiwen (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 1m Springboard Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Lian Junjie & Si Yajie (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Mixed 10m Platform Synchro Medal Ceremony at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Ken Terauchi & Sho Sakai (JPN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Men's 3m Springboard Synchro Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Chang Yani (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 1m Springboard Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Chang Yani (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 1m Springboard Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Chang Yani (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 1m Springboard Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

Chang Yani (CHN), JULY 13, 2019 - Diving : 18th FINA World Championships Gwangju 2019 Women's 1m Springboard Final at Nambu International Aquatics Centre in Gwangju, South Korea. (Photo by YUTAKA/AFLO SPORT)

(190713) -- GWANGJU, July 13, 2019 -- Marta Fiedina of Ukraine competes during the women s solo technical final of artistic swimming at the Gwangju 2019 FINA World Championships in Gwangju, South Korea, July 13, 2019. ) (SP)SOUTH KOREA-GWANGJU-FINA WORLD CHAMPIONSHIPS-ARTISTIC SWIMMING-WOMEN S SOLO TECHNICAL TaoxXiyi PUBLICATIONxNOTxINxCHN

(190714) -- NAPLES, July 14, 2019 -- Iryna Gerashchenko of Ukraine competes during the final of women s high jump at the 30th Summer Universiade in Naples, Italy, on July 13, 2019. ) (SP)ITALY-NAPLES-SUMMER UNIVERSIADE 2019-ATHLETICS-WOMEN S HIGH JUMP ZhengxHuansong PUBLICATIONxNOTxINxCHN

Naoki Mizunuma (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Rio Shirai (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

(L-R) Rio Shirai, Natsumi Sakai (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Rika Omoto (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Ryosuke Irie (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Ryosuke Irie (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Suzuka Hasegawa (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Naito Ehara (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Hiroko Makino (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Japan team group (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

(L-R) Yui Ohashi, Chihiro Igarashi, Rika Omoto (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

(L-R) Hiroko Makino, Suzuka Hasegawa, Tomomi Aoki (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Japan team group (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Japan team group (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Japan team group (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Japan team group (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Japan team group (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Ippei Watanabe (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Katsumi Nakamura (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Katsumi Nakamura (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Akira Namba (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

(L-R) Katsumi Nakamura, Ippei Watanabe, Ryosuke Irie (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

(L-R) Daiya Seto, Yui Ohashi (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

(L-R) Ryosuke Irie, Daiya Seto, Yui Ohashi (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Naoki Mizunuma (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Naoki Mizunuma (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Reona Aoki (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Norimasa Hirai (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Norimasa Hirai (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Japan team group (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

(L-R) Daiya Seto, Yui Ohashi (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Ryosuke Irie (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Ryosuke Irie (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Daiya Seto (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Daiya Seto (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Daiya Seto (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Daiya Seto (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Daiya Seto (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Yui Ohashi (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Yui Ohashi (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Yui Ohashi (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Rika Omoto (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Reona Aoki (JPN), JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Shuzo Matsuoka, JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)

Aya Terakawa, JULY 11, 2019 - Swimming : Japan national team Send-off Party for FINA World Aquatics Championships 2019 in Tokyo, Japan. (Photo by Sho Tamura/AFLO SPORT)