The hyperactive teenage scuba diver, Hikari Kohinata, lives in a small town near the sea. On her first day of high school she meets the shy transfer student, Futaba Oki, who is struggling to find a place after moving away from Tokyo. Hikari takes the lead, dragging Futaba into her hijinx, and the two soon become close friends
Ai Kayano
Futaba Ooki (voice)
Eri Suzuki
Hikari Kohinata (voice)
Saori Onishi
Ai Ninomiya (voice)
Yuuichirou Umehara
Makoto Ninomiya (voice)
Kikuko Inoue
Kino Kohinata (voice)
Yurika Kubo
Cha-Komon (voice)
Chiwa Saito
Chizuru Himeno (voice)
Erino Hazuki
Akane Mizunashi (voice)
Fumihiko Tachiki
Principal (voice)
Ai Kakuma
Kotori Misaki (voice)
Ai Yamamoto
Kokoro Misaki (voice)
Aya Suzaki
Kodama Kohinata / Hime (voice)
