Akira Minato, a middle-aged coin laundry owner, befriends Shintarō Katsuki, a high schooler. Their bond deepens as Shintarō learns about Akira's identity.
Minato Akira
Katsuki Shintaro
Sakuma Takayuki
Sakuma Hiiragi
Asuka
Katsuki Sakurako
Machida Saki
Mami
Asuka's Friend
Fish Store's Owner
Katsuki Yutaro / Young Katsuki Shintaro
Shin's teacher
Akira's Classmate
Asahi Sota
Himself