Moshimo, Japan. The annual fireworks festival is about to take place and a group of schoolboys, arguing over whether they are round or flat when viewed from different angles, set out to find it out.

Top Cast

Suzu HiroseNazuna Oikawa (voice)

Masaki SudaNorimichi Shimada (voice)

Mamoru MiyanoYūsuke Azumi (voice)

Shintaro AsanumaJun'ichi (voice)

Toshiyuki ToyonagaKazuhiro (voice)

Yuki KajiMinoru (voice)

Shin-ichiro MikiNazuna's Mother's Fiancé (voice)

Kana HanazawaTeacher Miura (voice)