Ninshin Tokubetsu Gakkyuu Anime Details and Episodes 1-6. Vaccine Tyunyu‼ Ninshin Tokubetsu Gakkyuu (ワクチン注入‼妊娠特別学級) Wakana Wakaba is infected with "Breast Flu"! Breast flu is a serious disease that causes… Series info Watch free DetailsFormatMangaStatusFinishedSourceOriginalCountryJapan GenresHentai TagsPregnancySchoolNakadashiGroup Sex RecommendationsMy GF’s Mommy Was My Sugar MommyKanojo no Mama wa Boku no Sefure: Benkyoukai-hen