Is One Room: Second Season - Hanasaka Yui no Prologue hentai?
English title: One Room 2nd Season: Hanasaka Yui's Prologue
No
Rated PG-13 (Teens 13 or older) on MyAnimeList and not tagged as Hentai.
TV Special · 2018 · 1 episodes · PG-13 - Teens 13 or older
Slice of Life
A summary of One Room's first 4 episodes aired as a prequel to the second season.
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