Water Boys

Eikichi Mizushima

Yosuke Yamamoto

Senichi Kawasaki

Iwao Iwata

Hideki Sano

Shiori Yazawa

Kozue Kitagawa

Kankuro Shindo

Norio Tatematsu

Masatoshi Tanaka

Go Takahara

Asako Onishi

Futoshi Ishizuka

Kyoko Hanamura

Mr. Isomura

Mama (of a bar)

Sugita (swimming club adviser)

Sakuma Megumi (synchro club adviser)

Head Teacher Yamaoka

Hayakawa Atsumi

Shindo Miwako

Shindo Kanichi

Yasuda

Yuta