Japan players throw water at each other to celebrate after defeating Bahrain in the World Cup qualifying soccer match at Saitama Stadium in Saitama, Japan.

Japan players celebrate after defeating Bahrain in the World Cup qualifying soccer match at Saitama Stadium in Saitama, Japan.

Japan's Junya Ito, left, and Bahrain's Abdulla Sultan Alkhalasi vie for the ball during the World Cup qualifying soccer match between Japan and Bahrain at Saitama Stadium in Saitama, Japan.

Japan's Daichi Kamada shoots to score the opening goal during the World Cup qualifying soccer match between Japan and Bahrain at Saitama Stadium in Saitama, Japan.

Japan's Ritsu Doan runs with ball ahead of Bahrain's Abdulla Sultan Alkhalasi during the World Cup qualifying soccer match between Japan and Bahrain at Saitama Stadium in Saitama, Japan.

Japan players celebrate with teammate Takefusa Kubo who scored his side's second goal during the World Cup qualifying soccer match between Japan and Bahrain at Saitama Stadium in Saitama, Japan.

Japan's Ayase Ueda, center, runs ahead with the ball during the World Cup qualifying soccer match between Japan and Bahrain at Saitama Stadium in Saitama, Japan.

Japan's Daichi Kamada (15) is challenged by Bahrain's Amine Mohamad Benaddi, right, during the World Cup qualifying soccer match between Japan and Bahrain at Saitama Stadium in Saitama, Japan.

Japan's Daichi Kamada celebrates after scoring the opening goal during the World Cup qualifying soccer match between Japan and Bahrain at Saitama Stadium in Saitama, Japan.

Bahrain's Mohamed Marhoon, center, fights for the ball with Japan's Kou Itakura, left, and Wataru Endo during the World Cup qualifying soccer match between Japan and Bahrain at Saitama Stadium in Saitama, Japan.