Imouto Wasurecha Oshioki Yo - 3:37 (Aoki, Sayaka)
Hare Hare Yukai [Kyon's Sister Version] - 3:42 (Aoki, Sayaka)
Imouto Wasurecha Oshioki Yo [Karaoke Version] - 3:37 (Aoki, Sayaka)
Hare Hare Yukai [Kyon's Sister Version] [Karaoke Version] - 3:40 (Aoki, Sayaka)