Is Gatchaman Crowds Insight: Inbound hentai?
No
Rated PG-13 (Teens 13 or older) on MyAnimeList and not tagged as Hentai.

ONA · 2015 · 1 episodes · PG-13 - Teens 13 or older
Action, Sci-Fi, Super Power
Episode 0 of Gatchaman Crowds Insight to be streamed on Hulu before the airing of the main series.
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