Onee-chan to Amaama Ecchi | Lovey dovey sex with Big sister is a hentai manga (doujinshi) listed in the Top Hentai catalogue. Genres include: Gloves, Pantyhose, Sole Female, Sole Male, Stockings. Featuring characters: Producer, Rinami Himesaki. Part of the The Idolmaster series. Browse related titles by the same artists, genres and characters below.