"The brother of an up-and-coming kendoka is mysteriously murdered while working on a new model of motorboat."
Teruhiko Saigō
as Kenji Hoshikawa
Tetsuya Watari
as Saburo Ohinata
Yukiyo Toake
as Mari Takakura
Chieko Matsubara
as Shizuko Inagaki
Ryuji Kita
as Hideki Inagaki
Isao Tamagawa
as Iwakichi Mori
Takashi Kanda
as Yusaku Amemiya
Kaku Takashina
as Mankichi Yamaarashi
Tomoko Naraoka
as Michiyo Amemiya
Minako Katsuki
as Kikuko Ohinata
Yōko Naka
as
Nobuo Kawakami
Eiko Takada
Kenrō Matsuura
Screenplay
Seinosuke Asajima
Hideo Kumagai
Lighting Technician
Original Story
Kazuo Yagyu
Art Direction
Michio Satou
Seitaro Omori
Original Music Composer
Mutsutoshi Ota
Sound Recordist
Motomu Ida
Director
Osamu Inoue
Editor
Izumi Hagiwara
Director of Photography
Noboru Watanabe
Assistant Director
