Characters played by Ryôta Bandô
[no data]
Characters played by Denden
Professor
Characters played by Misa Etô
Koyomi
Characters played by Kanji Furutachi
Doctor
Characters played by Masato Hagiwara
[no data]
Characters played by Naomi Kawase
Koyomi's mother
Characters played by Yota Kawase
[no data]
Characters played by Tôko Miura
[no data]
Characters played by Jun Murakami
[no data]
Characters played by Taiga Nakano
Yukisuke