February 15, 2021, Tokyo, Japan - Japanese Prime Minister Yoshihide Suga raises his hand to answer a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 15, 2021. (Photo by Yoshio Tsunoda/AFLO)

February 15, 2021, Tokyo, Japan - Japanese Prime Minister Yoshihide Suga listens to a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 15, 2021. (Photo by Yoshio Tsunoda/AFLO)

February 15, 2021, Tokyo, Japan - Japanese Prime Minister Yoshihide Suga answers a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 15, 2021. (Photo by Yoshio Tsunoda/AFLO)

February 15, 2021, Tokyo, Japan - Japanese Prime Minister Yoshihide Suga puts his hand on his forehead as he listens to a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 15, 2021. (Photo by Yoshio Tsunoda/AFLO)

February 15, 2021, Tokyo, Japan - Japanese Prime Minister Yoshihide Suga coughs at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 15, 2021. (Photo by Yoshio Tsunoda/AFLO)

February 15, 2021, Tokyo, Japan - Japanese Prime Minister Yoshihide Suga drinks water at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 15, 2021. (Photo by Yoshio Tsunoda/AFLO)

February 15, 2021, Tokyo, Japan - Japanese Olympic Minister Seiko hashimoto raises her hand to answer a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 15, 2021. (Photo by Yoshio Tsunoda/AFLO)

February 15, 2021, Tokyo, Japan - Japanese Olympic Minister Seiko Hashimoto answers a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 15, 2021. (Photo by Yoshio Tsunoda/AFLO)

February 15, 2021, Tokyo, Japan - Japanese Olympic Minister Seiko Hashimoto raises her hand to answer a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 15, 2021. (Photo by Yoshio Tsunoda/AFLO)

February 15, 2021, Tokyo, Japan - Japanese Disaster Minister Hachiro Okonogi raises his hand to answer a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 15, 2021. (Photo by Yoshio Tsunoda/AFLO)

February 15, 2021, Tokyo, Japan - Japanese Disaster Minister Hachiro Okonogi answers a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 15, 2021. (Photo by Yoshio Tsunoda/AFLO)

February 15, 2021, Tokyo, Japan - Japanese Health Minister Norihisa Tamura raises his hand to answer a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 15, 2021. (Photo by Yoshio Tsunoda/AFLO)

February 15, 2021, Tokyo, Japan - Japanese Health Minister Norihisa Tamura answers a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 15, 2021. (Photo by Yoshio Tsunoda/AFLO)

February 15, 2021, Tokyo, Japan - Japanese Administrative Reform Minister Taro Kono (R) and Health Minister Norihisa Tamura (L) raise their hands to answer a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 15, 2021. (Photo by Yoshio Tsunoda/AFLO)

February 15, 2021, Tokyo, Japan - Japanese Internal Affairs and Communications Minister Ryota Takeda answers a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 15, 2021. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Internal Affairs and Communications Ministry director general Yoshinori Akimoto answers a question at Lower House's budget committee session at the National Diet in Tokyo on Wednesday, February 10, 2021. Prime Minister Yoshihide Suga's son who is working at a satellite broadcasting operator Tohokushinsha Film provided a dinner and gifts to senior Internal Affairs and Communications Ministry officials including Akimoto for an ethic code violation. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Internal Affairs and Communications Ministry director general Yoshinori Akimoto raises his hand to answer a question at Lower House's budget committee session at the National Diet in Tokyo on Wednesday, February 10, 2021. Prime Minister Yoshihide Suga's son who is working at a satellite broadcasting operator Tohokushinsha Film provided a dinner and gifts to senior Internal Affairs and Communications Ministry officials including Akimoto for an ethic code violation. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Internal Affairs and Communications Ministry director general Yoshinori Akimoto answers a question at Lower House's budget committee session at the National Diet in Tokyo on Wednesday, February 10, 2021. Prime Minister Yoshihide Suga's son who is working at a satellite broadcasting operator Tohokushinsha Film provided a dinner and gifts to senior Internal Affairs and Communications Ministry officials including Akimoto for an ethic code violation. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Internal Affairs and Communications Ministry deputy director general Hironobu Yumoto answers a question at Lower House's budget committee session at the National Diet in Tokyo on Wednesday, February 10, 2021. Prime Minister Yoshihide Suga's son who is working at a satellite broadcasting operator Tohokushinsha Film provided a dinner and gifts to senior Internal Affairs and Communications Ministry officials including Yumoto for an ethic code violation. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Internal Affairs and Communications Minister Ryota Takeda raises his hand to answer a question at Lower House's budget committee session at the National Diet in Tokyo on Wednesday, February 10, 2021. Prime Minister Yoshihide Suga's son who is working at a satellite broadcasting operator Tohokushinsha Film provided a dinner and gifts to senior Internal Affairs and Communications Ministry officials for an ethic code violation. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Internal Affairs and Communications Minister Ryota Takeda answers a question at Lower House's budget committee session at the National Diet in Tokyo on Wednesday, February 10, 2021. Prime Minister Yoshihide Suga's son who is working at a satellite broadcasting operator Tohokushinsha Film provided a dinner and gifts to senior Internal Affairs and Communications Ministry officials for an ethic code violation. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Internal Affairs and Communications Ministry deputy director general Hironobu Yumoto raises his hand to answer a question at Lower House's budget committee session at the National Diet in Tokyo on Wednesday, February 10, 2021. Prime Minister Yoshihide Suga's son who is working at a satellite broadcasting operator Tohokushinsha Film provided a dinner and gifts to senior Internal Affairs and Communications Ministry officials including Yumoto for an ethic code violation. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Prime Minister Yoshihide Suga answers a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 8, 2021. Suga cabinet's approval rating dived under 40 percent, accoding to a telephone poll. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Prime Minister Yoshihide Suga raises his hand to answer a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 8, 2021. Suga cabinet's approval rating dived under 40 percent, accoding to a telephone poll. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Prime Minister Yoshihide Suga drinks water as he listens to a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 8, 2021. Suga cabinet's approval rating dived under 40 percent, accoding to a telephone poll. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Prime Minister Yoshihide Suga drinks water as he listens to a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 8, 2021. Suga cabinet's approval rating dived under 40 percent, accoding to a telephone poll. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Prime Minister Yoshihide Suga reacts to a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 8, 2021. Suga cabinet's approval rating dived under 40 percent, accoding to a telephone poll. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Prime Minister Yoshihide Suga (R) listens to Finance Minister Taro Aso (L) at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 8, 2021. Suga cabinet's approval rating dived under 40 percent, accoding to a telephone poll. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Prime Minister Yoshihide Suga (R) shares smiles with Finance Minister Taro Aso (L) at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 8, 2021. Suga cabinet's approval rating dived under 40 percent, accoding to a telephone poll. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Administrative Reform Minister Taro Kono (R) chats with Chief Cabinet Secretary Katsunobu Kato (L) before starting Lower House's budget committee session at the National Diet in Tokyo on Monday, February 8, 2021. Suga cabinet's approval rating dived under 40 percent, accoding to a telephone poll. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Administrative Reform Minister Taro Kono (R) chats with Chief Cabinet Secretary Katsunobu Kato (L) before starting Lower House's budget committee session at the National Diet in Tokyo on Monday, February 8, 2021. Suga cabinet's approval rating dived under 40 percent, accoding to a telephone poll. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Administrative Reform Minister Taro Kono (R) chats with Chief Cabinet Secretary Katsunobu Kato (L) before starting Lower House's budget committee session at the National Diet in Tokyo on Monday, February 8, 2021. Suga cabinet's approval rating dived under 40 percent, accoding to a telephone poll. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Administrative Reform Minister Taro Kono arrives at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 8, 2021. Suga cabinet's approval rating dived under 40 percent, accoding to a telephone poll. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Foreign Minister Toshimitsu Motegi (L) chats with Finance Minister Taro Aso (R) before starting Lower House's budget committee session at the National Diet in Tokyo on Monday, February 8, 2021. Suga cabinet's approval rating dived under 40 percent, accoding to a telephone poll. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Environment Minister Shinjiro Koizumi (R) chats with Olympic Minister Seiko Hashimoto (L) before starting Lower House's budget committee session at the National Diet in Tokyo on Monday, February 8, 2021. Suga cabinet's approval rating dived under 40 percent, accoding to a telephone poll. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Olympic Minister Seiko Hashimoto (R) chats with Finance Minister Taro Aso (L) before starting Lower House's budget committee session at the National Diet in Tokyo on Monday, February 8, 2021. Suga cabinet's approval rating dived under 40 percent, accoding to a telephone poll. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Agriculture Minister Kotaro Nogami answers a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 8, 2021. Suga cabinet's approval rating dived under 40 percent, accoding to a telephone poll. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Agriculture Minister Kotaro Nogami raises his hand to answer a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 8, 2021. Suga cabinet's approval rating dived under 40 percent, accoding to a telephone poll. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Education Minister Koichi Hagiuda answers a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 8, 2021. Suga cabinet's approval rating dived under 40 percent, accoding to a telephone poll. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Education Minister Koichi Hagiuda raises his hand to answer a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 8, 2021. Suga cabinet's approval rating dived under 40 percent, accoding to a telephone poll. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Health Minister Norihisa Tamura raises his hand to answer a question at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 8, 2021. Suga cabinet's approval rating dived under 40 percent, accoding to a telephone poll. (Photo by Yoshio Tsunoda/AFLO)

February 8, 2021, Tokyo, Japan - Japanese Health Minister Norihisa Tamura (L) chats with Administrative Reform Minister Taro Kono (R) at Lower House's budget committee session at the National Diet in Tokyo on Monday, February 8, 2021. Suga cabinet's approval rating dived under 40 percent, accoding to a telephone poll. (Photo by Yoshio Tsunoda/AFLO)