Artist: kai kousen (5)

(C46) [Karashi Mentaiko, Jiyuu Shuppan Kenkyuusho (Hiraki Naori, Kai Kousen, Yoshida Goten)] MENTAIKO Yuusha Keisatsu J-Decker (Brave Police J-Decker)

(C58) [Jiyuu Shuppan Kenkyuusho, Karashi Mentaiko (Hiraki Naori, Kai Kousen)] MENTAIKO Rabuhina (Love Hina)

(C55) [Jiyuu Shuppan Kenkyuusho , Karashi Mentaiko (various)] ONE ~Kagayaku Kisetsu he~ (ONE ~Kagayaku Kisetsu e~)

(C52) [Jiyuugaoka Shoutengai, Karashi Mentaiko (Hiraki Naori, Kai Kousen, Yoshida Goten)] MENTAIKO To Heart (To Heart)

(C64) [Jiyuu Shuppan Kenkyuusho, Sakura Karashi Mentaiko (Hiraki Naori, Kai Kousen)] Mariasama Ga Miteru (Maria-sama ga Miteru)