Mishiranu Imouto Harem Anime Details and Episodes The twelfth volume in the “Imouto Series” (義妹シリーズ), collecting chapters published in Penguin Club 2021-01 ~ 03, 05, 07 ~ 11. Series info Watch free DetailsFormatMangaStatusFinishedSourceOriginalCountryJapan GenresHentai RelatedGimai wa Naka ni Hoshigari (Prequel) RecommendationsMidara na Karada ni Sareta karaImouto to Sure?Odoru Hitozuma: Uzuite Nurete Mimodaete