Is Meitantei Conan: Kuro no Soshiki to Taiketsu no Rekishi hentai?
English title: Detective Conan: Black History
No
Rated PG-13 (Teens 13 or older) on MyAnimeList and not tagged as Hentai.

TV Special · 2007 · 1 episodes · PG-13 - Teens 13 or older
Adventure, Comedy, Detective, Mystery, Shounen
A special episode aired after ep. 490, it summarizes the history of confrontation with the black organization.
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