18+ Round Shell

Volume 1
1-2. Mayu to Chisato (Mayu and Chisato)
3. Mayu
4. Futari de Ippon (Two-For-One)
5. Egao no Jikan (Smile Time)
6. Eternal Twins Attack
7. Iinchou no Gohoubi (Class President's Reward)
8. Atsui Himitsu (Hot Secret)

Volume 2
1. Papa no Cake
2-3. Iinchou no Himitsu
4. Tokkun! Progressive 3-3-7 Hyoushi
5. Mune ni Himete
6. Jishuu wa Okujou de (Free Study on the Roof)
7. 119 or 110
8. Kiiro Majutsu Oriental Girl
9. Iinchou ga Dairi