Round Shell  

Round Shell Second, Mayu and Chisato, Two-For-One, Smile Time, Class President's Reward, Hot Secret, Papano Cake

Volume 11-2. Mayu to Chisato (Mayu and Chisato)3. Mayu4. Futari de Ippon (Two-For-One)5. Egao no Jikan (Smile Time)6. Eternal Twins Attack7. Iinchou no Gohoubi (Class Presidents Reward)8. Atsui Himitsu (Hot Secret)Volume 21. Papa no Cake2-3. Iinchou no Himitsu4. Tokkun! Progressive 3-3-7 Hyoushi5. Mune ni Himete6. Jishuu wa Okujou de (Free Study on the Roof)7. 119 or 1108. Kiiro Majutsu Oriental Girl9. Iinchou ga Dairi