Haruka Shiraishi

Ruri "Hibari" Hibarigaoka (voice)

山村響

Hibiki Hagyuu (voice)

安野希世乃

Botan Kumegawa (voice)

吉岡茉祐

Ren "Len" Ekoda (voice)

Yumiri Hanamori

Anne "Hanako" Hanakoizumi (voice)

森永千才

Timothy / Tsubaki Sayama (voice)

原由実

Kodaira-sensei (voice)

儀武ゆう子

Sakura Hanakoizumi / Hibiki's mother / Housekeeper (voice)

Ami Koshimizu

Saginomiya-sensei (voice)

Satomi Arai

Umebaba-san (voice)