Hero Classroom is listed for 12 episodes (BD listings) : r/anime

Crunchyroll Adds 'Classroom For Heroes' Anime For Digital Purchase On

CLASSROOM FOR HEROES (VOL.1 - 12 End) ~ All Region ~ English Subtitle ~Anime DVD $37.74 - PicClick AU

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Eiyuu Kyoushitsu (Hero Classroom)』Episode 12 Preview : r/anime

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Hero Classroom is listed for 12 episodes (BD listings) : r/anime

Boku no Hero Academia (2018) - Anime - AniDB

Hero Classroom is listed for 12 episodes (BD listings) : r/anime

DVD Anime Spy Kyoushitsu Aka Spy Classroom Vol.1-12 End