Cast

• Yuria Kouzuki — Ponyo
• Hiroki Doi — Sosuke
• George Tokoro — Fujimoto
• Tomoko Naraoka — Yoshie
• Akiko Takeguchi — Noriko
• Kazuko Yoshiyuki — Toki
• Akiko Yano — Ponyo's Sisters
• Emi Hiraoka — Kumiko
• Tomoko Yamaguchi — Lisa
• Kazushige Nagashima — koichi (voice)
• Yuki Amami — Grandmammare (voice)