KIHOUT Sleeveless Sweaters Dress for Women Backless Turtleneck Anime Virgin Killer Sweater One Piece Bikini Package Hip Knit Tank Top Vest Ladies Warm Backless Sweater Japanese Twitter has been freaking out over this backless sweater all week. It's been dubbed "the virgin slayer" for being too sexy. What is the anime sweater meme? Was it something a lot of anime women wear? : r PeterExplainsTheJoke Japanese Twitter has been freaking out over this backless sweater all week. It's been dubbed "the virgin slayer" for being too sexy.