Is Macross F: Close Encounter - Deculture Edition hentai?
No
Rated PG-13 (Teens 13 or older) on MyAnimeList and not tagged as Hentai.

Special · 2007 · 1 episodes · PG-13 - Teens 13 or older
Mecha, Military, Music, Sci-Fi, Space
An expanded version of the first episode of Macross Frontier.
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