Niso Shoujo de ooo Anime Details and Episodes 1. Senpai's Secret Nectar 2. She's Up to Her Neck with Him! 3. Crazy about her Smell! 4. Ani-Mania (Older Brother Mania) 5. Ane-Mania (Younger Sister… Series info · Watch free · Trending anime · Airing schedule FormatMangaStatusFinishedCountryJapan Hentai Anthology Harmonious