十八歳

Takaaki Hashiguchi

Yomi Tsukioka

Screenplay

Moto Ôno

Kei Kusumoto

小林节彦

Seiichi Yanagihara / Kei's father

Natsuhiko Ueda

Yuji Inoue, the tutor

伊藤清美

Sawako Kusumoto, Kei's mother

山本龙二

Yakuza

Kensuke Suzuki

Boy A

Kenichi Kôbe

Man in the toilet

真央はじめ

Yoshito Mao

Kiyoshi Nakayama

Homeless man

Itaru Nakayama

Kei (age 5)