Shunsuke Washimi, a member of the karate club, misunderstands the affections of Chiyo, a lodging house girl who is in love with him and in the midst of a confusion challenges Yamauchi Tatsuhiko to a fight, forgetting the true core of martial arts, that should only be used as a selfdefense.
| Writing | Torao Setoguchi | Screenplay |
| Directing | Kyōtarō Namiki | Director |
| Writing | Keiichirō Ishino | Writer |