Ayase Aragaki is a yandere to Kyousuke, from the anime and manga: Ore no Imouto ga Konna ni Kawaii Wake ga Nai (Oreimo).
Extra Info Edit
D.O.B: July 26th between 1993 and 1994 (manga) July 26th between 1995 and 1996 (anime)
Blood type: A
Height: 166cm (5.4 feet)
Weight: 44kg (97 pounds)