1. Himitsu no Onsen Ryokou (秘密の温泉旅行, Secret Hot-Springs Trip)
2. Chicchaku tatte Ii janai! (小っちゃくたってイイじゃない！, Even Though I'm Small It's Okay Isn't It!?)
3. Onnanoko na Boku o Mite (女の子なボクを見て, Look at me as a Young-Lady)
4. Imouto Mama (いもうとママ❤, Little-Sister Mama)
5. Onii-san wa Chiisai no ga Os...