Onii-chan wa Oshimai! Tokubetsu-hen Anime Details and Episodes Specials chapters of Onii-chan wa Oshimai! bundled with the mini dramas CD sold during Comic Market. Series info · Watch free · Trending anime · Airing schedule FormatMangaStatusFinishedScore61/100SourceOriginalCountryJapan Comedy · Slice of Life Onii-chan wa Oshimai! (Parent Story) Onii-chan wa Oshimai! Koushiki Anthology Comic · Onii-chan wa Oshimai! Tanjoubi · Niwasaki Diary Mahiro Oyama · Mihari Oyama · Kaede Hozuki (Supporting) · Momiji Hozuki (Supporting) · Chitose Azuma (Supporting)