The Melancholy of Haruhi Suzumiya Character Song Vol. 6 Kyon's Sister (涼宮ハルヒの憂鬱 キャラクターソング Vol. 6 キョンの妹 Suzumiya Haruhi no Yūutsu Kyarakutā Songu Vol. 6 Kyon no Imōto), is a CD featuring the character songs for Kyon's Sister and her version of Hare Hare Yukai. 1. * "Imōto Wasurecha Oshioki Yo" (妹わすれちゃおしおきよ?) – 3:37 2. * "Hare Hare Yukai" ~Ver. Kyon's Sister~ (ハレ晴レユカイ～Ver.キョンの妹～?) – 3:42 3. * "Imōto Wasurecha Oshioki Yo" (off vocal) (妹わすれちゃおしおきよ(off vocal)?) – 3:37 4. * "Hare Hare Yukai" ~Ver. Kyon's Sister~ (off vocal) (ハレ晴レユカイ～Ver.キョンの妹～（off vocal）?) – 3:42