Three college friends support swimmer Okubo through family and financial troubles. Junko, a woman he helped, develops feelings for him, while a former classmate reappears. With his friends’ quiet help, Okubo regains focus and wins a major student swimming competition.
| Actor | Role |
|---|---|
 Akira TakaradaTakada Shinichi | Takada Shinichi |
 Akira KuboŌkubo Akira | Ōkubo Akira |
 Tatsuyoshi EharaMaehara Tatsuo | Maehara Tatsuo |
 Yōko TsukasaMizuno Junko | Mizuno Junko |
 Reiko DanNakajima Michiko | Nakajima Michiko |
 Michiyo TamakiTogami Keiko | Togami Keiko |
 Mitsuko KusabueKoshiba Harumi | Koshiba Harumi |
 Keiju KobayashiYamaoka | Yamaoka |
 Hiroshi TachikawaMatsumoto | Matsumoto |
 Kenji SaharaYamada | Yamada |
 Kamatari FujiwaraŌkubo Reisuke | Ōkubo Reisuke |
 Tomoko MatsushimaNakajima Masako | Nakajima Masako |
 Nijiko KiyokawaŌkubo Tsuneko | Ōkubo Tsuneko |
 Norihei MikiCleaning Shop Owner | Cleaning Shop Owner |
| 谷谷節子Ōkubo Nobuko | Ōkubo Nobuko |
| YYukihiko OsawaMizuno Kōichirō | Mizuno Kōichirō |
 Atsuko IchinomiyaNakajima’s Wife | Nakajima’s Wife |
 Haruya KatōYokoyama | Yokoyama |
| レレオポルド・マレスコMaruyama | Maruyama |
 Yū FujikiOkabe | Okabe |