Ken-chan no oneesan

Kaori Okamoto

Nanako Kobayashi (Ken's Sister)

Masazumi Okabe

Kentarô Yamawaki (Spaghetti Shop Owner)

Ushi Toyama

Ken'ichi Yamawaki

Kei Ogawa

Kazunori Sasaki

Kenji Yamawaki

Tamae Kobayashi

Harumi Tsuchiya

Tomoaki Udou

Kazuhiko Takeda

Hajime Sekiguchi

Keisuke Kazaki