(C63) [KOUBAI GEKKA (Kouno Mizuho)] Warui Koto Shimasho!! (Onegai Teacher)
(CR31) [KOUBAI GEKKA, Kouno Mizuho] Natsu no Shizuku (Kimi ga Nozomu Eien)
(C60) [KOUBAI GEKKA (Kouno Mizuho)] Gopher No Hako (Gunparade March)
(CR29) [KOUBAI GEKKA (Kouno Mizuho)] Souseiki (Gunparade March)
[Koubai Gekka (Kouno Mizuho)] Kuro-chan no Miracle Daisakusen (Demonbane)
(C65) [Koubai Gekka (Kouno Mizuho)] hanshin (Demonbane)
(SC16) [KOUBAI GEKKA (Kouno Mizuho)] PUNISH! (Xenosaga)
(C63) [KOUBAI GEKKA (Kouno Mizuho)] Warui Koto Shimasho!! (Onegai Teacher)
(CR34) [Koubai Gekka (Kouno Mizuho)] Futari (Onegai Twins)
(SC15) [KOUBAI GEKKA (Kouno Mizuho)] Golden Fish (Kimi ga Nozomu Eien)
(SC10) [Koubai Gekka (Kouno Mizuho)] Jaune Ruban (To Heart)
(CR35) [Koubai Gekka (Kouno Mizuho)] SECRET WINDOW (Fate/stay night)
(CR35) [Koubai Gekka (Kouno Mizuho)] SECRET WINDOW (Fate/stay night) [Chinese]
(C66) [Koubai Gekka (Kouno Binshiho)] WAY TO PERDITION (Fate/stay night) [Chinese]
(C66) [Koubai Gekka (Kouno Binshiho)] WAY TO PERDITION (Fate/stay night)
(C62) [KOUBAI GEKKA (Kouno Mizuho)] Dreaming Blue (Onegai Teacher)