Shimajiro, who helped an injured baby whale Kuu-chan, takes care of Kuu-chan who wants to return to her mother and keeps her in touch. In order to return Ku-chan, who was about to be sent to the aquarium, to her mother, Shimajiro rides on her back and sets out on a journey toward the southern sea.
Shimajiro Shimano
Mimirin / Hana Shimano
Torippii / Lion Police Officer
Nyakkii Momoyama
Shimajiro's Mother
Shimajiro's Father
Sea Fairy
Starfish Man
Zota
Buta
Gaogao-San
Kankachi
Gigi
Hermit Crab
Shimajiro
Mimi-Lynne
Flappie
Nikki
Hobi
Benny
Perro
Rynh
Dr. Leo
Qiaohu
Hobi
Nanyi
