Is Chou Yuu Sekai: Being the Reality hentai?
English title: World of Super Sand Box: Being the Reality
No
Rated PG-13 (Teens 13 or older) on MyAnimeList and not tagged as Hentai.

ONA · 2017 · 20 episodes · PG-13 - Teens 13 or older
Action, Adventure, Fantasy, Romance, Video Game
A hot-blooded high school teen, a mysterious female swordsman, and an unpredictable dark emo girl. It's impossible to distinguish between reality and the game world! What kind of conspiracy is awaiting them in this super journey of the world! (Source: MAL News)
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