★ 8.8 TV Series
Monster
Storyline
Seven teenagers in 1955 have to learn to live together in the same hold in the reformatory of Shounan. Confined in a hall where suffering and humiliation are daily, they are waiting for a ray of hope in a dark, incarcerating world. The story follows their life together and how they move on afterwards.
Characters & Japanese Voice Cast
Rokurouta Sakuragi
Main
VA: Rikiya Koyama
Mario Minakami
Main
VA: Shun Oguri
Jou Yokosuka
Main
VA: Tatsuya Hasome
Noboru Maeda
Main
VA: Romi Park
Tadayoshi Tooyama
Main
VA: Takaya Kuroda
Ryuuji Nomoto
Main
VA: Keiji Fujiwara
Mansaku Matsuura
Main
VA: Tomohiro Waki
Narrator
Supporting
VA: Megumi Hayashibara
Setsuko Koike
Supporting
VA: Shihori Kanjiya
Megumi Yokosuka
Supporting
VA: Megumi Toyoguchi
Lilly
Supporting
VA: Kaori Yamagata
Ishihara
Supporting
VA: Kouji IshiiSimilar Anime
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Frequently Asked Questions
How many episodes does Rainbow have?
Rainbow has 26 episodes.
Which studio made Rainbow?
Rainbow is produced by MADHOUSE.
Facts from AniList (also listed on MyAnimeList); streaming availability from JustWatch India. Last updated 21 October 2026, 6:25 AM IST. Episode times are Japan broadcast times shown in IST. Spotted a mistake? Write to [email protected].