Is Haiyore! Nyaruko-san W: W ni Sayonara/Kono Onsen ni Koi no Konton wo hentai?
No
Rated PG-13 (Teens 13 or older) on MyAnimeList and not tagged as Hentai.

OVA · 2014 · 1 episodes · PG-13 - Teens 13 or older
Comedy, Ecchi, Parody
Hot Spring-themed OVA of Haiyore! Nyaruko-san W.
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