18+ Oniichan Asobo♡

1. Himitsu no Onsen Ryokou (Secret Hot-Springs Trip)
2. Chicchaku tatte Ii ja Nai! (Even Though I'm Small It's Okay Isn't It!)
3. Onnanoko na Boku wo Mite (Look at Me as a Girl)
4. Imouto Mama♡ (Little Sister Mama♡)
5. Oniisan wa Chiisai no ga Osuki?? (Is Oniisan Into Smaller Types??)
6. Otona no Koibito Kankei (An Adult's Lover-Relationship)
7. Chiisana Karada no, Chiisana Koi♡
8. Himitsu no Omorashi
9. Houkago no Koibito
10. Oyomesan Candidate☆
11. Otona wo Oshiete?