Simple 2500 Series Portable Vol. 12 – The Hohei 2 – Senyuu Yo, Sakini Yuke
Simple 2500 Series Portable Vol. 8 – The Dokodemo Girl Mahjong
Simple 2500 Series Portable Vol. 9 – The My Taxi
Simple 2500 Series Portable Vol. 1 – The Table Game
Simple 2500 Series Portable Vol. 11 – The Puzzle Quest – Agaria No Kishi
Simple 2500 Series Portable Vol. 10 – The IQ Cube – Moyatto Atama O Puzzle De Sukkiri