Pay $3.99 to get these Steam anime games: Angel Express [Tokkyu Tenshi], SUGURI, Acceleration of SUGURI X-Edition HD, Bunny Must Die! Chelsea and the 7 Devils, Gundemonium Recollection, Hitogata Happa, GundeadliGne, cloudphobia, Diadra Empty.
Each game is delivered as a Steam key. You can activate / redeem these product keys on Steam. All of them are playable on your Windows PC.