A Heart of The Sea Cast Risa Sudo Masaya Kikawada Mike Maki Nanae Akasaka Mickey Curtis Kiyotaka Sugiyama Mari Natsuki Shigeo Takamatsu Eriko Watanabe Takashi Ukaji Toshinori Omi Toshinori Kanda Kenta Uchino Yuko Miyamura Satsuki Mei Koji Matsuyama Hisako Okata Megumi Ujiie Kinya Kotani