OVA
Finished airing
1 episode
Marimo no Hana: Saikyou Butouha Shougakusei Densetsu
まりもの花 ～最強武闘派小学生伝説～
Characters and voice actors
Staff and studios
Akimoto, Yasushi
Original creator
Yokoyama, Akitoshi
Director
Okada, Kunihiko
Script
Yamanaka, Junko
Character design
Kasumi, Yuuko
Original character design
yamaguchi, yuma
Music
Kimura, Toshiya
Director of photography
Umezaki, Hiroko
Color design
Kinema Citrus
Animation production