Watch (C68)[Matsumoto Drill Kenkyuujo] Heart Faction (ToHeart 2) (C68)[松本ドリル研究所] Heart Faction (トゥハート 2)

(C68)[Matsumoto Drill Kenkyuujo] Komakin (ToHeart 2)

(SC31)[Matsumoto Drill Kenkyuujo] Kasukabe-san-tte Iindesuyo (ToHeart 2)

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

(COMIC1)[Matsumoto Drill Kenkyuujo] Kusakabe-san to Shota Aki-kun (ToHeart 2)

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

(CR37)[Matsumoto Drill Kenkyuujo, Zattou Keshiki (10mo), Touge no Ryoutya, S-FORCE(Serebi Ryousangata)] Shio Hato (ToHeart 2)

[Matsumoto Drill Kenkyuujo] comic Konotama H (toheart)

(C77) [Matumoto Drill Kenkyuujo (Naganoon, Nasu)] Manaka de Iku no? (ToHeart 2)

(C71)[Matsumoto Drill Kenkyuujo] Oppai to Ieba Tama-nee Dayo ne？ (ToHeart 2)

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