Before The Heart Stop Five Minute!

Masao Imanishi

Heart Monster (voice)

Yoshiharu Yabuki

Kenta

Kōichi Hayashi

Dr. Oosawa

Kōichi Yamada

Doctor

Teruo Nakayama

Kenta's father

Kumiko Masuda

Kenta's mother

Keiko Watanabe

Nurse

Keiko Abe

Nurse