[Studio Q (Natsuka Q-Ya)] Gakuen Ryoujoku Club ~Terada Ichizoku no Inbou~

[Studio Q (Natsuka Q-Ya)] Naruko no soushitsu (Ano Hi Mita Hana no Namae wo Bokutachi wa Mada Shiranai)

(SC56) [Studio Q (Natsuka Q-Ya)] Chikan Densha de Kyun x 2 ~ Sono2 Aoi-hen ~ (Kaitou Tenshi Twin Angel) [Digital]

[Studio Q (Natsuka Q-Ya)] 【110】 Aoi chan Hokenshitsu de Kikiippatsu! (Kaitou Tenshi Twin Angel) [Digital]

(SC49) [Studio Q (Natsuka Q-Ya)] Nera Wareta Houkago Kyousei Haramase Kankin Tsumugi (K-On!)

[Studio Q (Natsuka Q-Ya)] Chikan Otoko R Taisoufuku Hen