Is Osomatsu-san 4th Season hentai?
English title: Mr. Osomatsu 4th Season
No
Rated R (17+ (violence & profanity)) on MyAnimeList and not tagged as Hentai.

TV · 2025 · 12 episodes · R - 17+ (violence & profanity)
Adult Cast, Comedy, Gag Humor, Parody
Fourth season of Osomatsu-san.
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