Japan's Liberal Democratic Party Secretary-General Toshihiro Nikai speaks at a news conference on the Tokyo metropolitan assembly election day in Tokyo on Sunday, July 4, 2021. Voters in Japan's capital are electing the Tokyo city assembly amid worries about health risks during the Olympics, opening in three weeks, as coronavirus cases continue to rise. (Kyodo News via AP)

Tokyo Gov. Yuriko Koike shows up to support a candidate from her Tomin First party on the Tokyo metropolitan assembly election day in Tokyo on Sunday, July 4, 2021. Voters in Japan's capital are electing the Tokyo city assembly amid worries about health risks during the Olympics, opening in three weeks, as coronavirus cases continue to rise. (Kyodo News via AP)