The TV anime Ore no Imouto ga Konnani Kawaii Wake ga Nai /俺の妹がこんなに可愛いわけがない OP will be Irony song by ClariS (Clara Alice, you get the idea) according to oreimo's official website.
Opening Theme
irony / CLARIS (SME Records)
Released October 20, 2010Source: http://www.oreimo-anime.com
