(C68)[Matsumoto Drill Kenkyuujo] Heart Faction (ToHeart 2)

(Toramatsuri2010) [Matumoto Drill Laboratory] Houkago ○○ Time (K-ON!) [English] [Chocolate]

(C73)[Matsumoto Drill Laboratory] Defrag Vol.1

[Matsumoto Drill Laboratory] Mochiron Kirei Na Mizu Nandesu (To Heart 2)

(C69) [Matsumoto Drill Laboratory (NAGANOON)] Yuzupon (ToHeart 2)

(C63) [Matsumoto Drill Kenkyuujo (Drill Eternal)] Drill Vanguard (To Heart)

[Matumoto Drill Kenkyuujo (Drill Eternal)] Taichou Pinch de Arimasu yo (ToHeart 2)

(Toramatsuri2010) [Matumoto Drill Laboratory (Drill Eternal, NAGANOON)] Houkago ○○ Time (K-ON!) [English] [Chocolate] [Decensored]

[Matsumoto Drill Kenkyuujo (Drill Eternal)] Tamakin (ToHeart 2)

[Matsumoto Drill Kenkyuujo (NAGANO)] Drill Grand Prix (To Heart)