Tamio takes Itsuko to an art gallery and the two find one painting is a nude portrait of Itsuko's mother, who disappeared twenty years ago when she was just a baby. No one knows the first thing about the artist who painted it, but he goes by the name Shiro Sofue, and he's always wearing shades in the daytime...

Shigeru Amachi
as Nobutaka Takenaka

Keinosuke Wada
as Tamio Oki

Junko Ikeuchi
as Itsuko Matsumura

Yōko Mihara
as Miwako Matsumura

Akira Nakamura
as Shigekatsu Matsumura

Kan Sugi
as Wada, the butler

Den Kunikata
as Hoshino

Tsutomu Wakui
as Pygmy

Masao Takamatsu
as Dr. Sakakibara

Hiroshi Ayukawa
as Tanigawa