[Studio Q (Natsuka Q-ya)] Chikan Ishi Soushuuhen [Digital] Hentai [すたぢおQ (奈塚Q弥)] 痴漢医師総集編 [DL版]

(C66) [Studio Q (Natsuka Q-Ya)] Tsukasa Aoshingou! (Ichigo 100%)

[Studio Q (Natsuka Q-Ya, Sanuki Udon Jin)] Chikan Otoko R Soushuuhen (ToHeart2) [Digital]

(C73) [Studio Q (Natsuka Q-Ya)] Chikan Otoko Soushuuhen

(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, Sanuki Udon Jin)] Chikan Densha de Kyun 2 (Kaitou Tenshi Twin Angel) [Digital]

(C68) [Studio Q (Natsuka Q-Ya)] Tsukasa 100% Soushuuhen (Ichigo 100%)

(C79) [Studio Q (Natsuka Q-Ya)] Houkago Chikan Time ~Omorashi Azunyan~ (K-ON!)

(C74) [Studio Q (Natsuka Q-Ya)] Chikan Otoko R Tama-nee (To Heart2)

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

(C92) [Studio Q (Natsuka Q-Ya)] Nishizumi-ryuu Daisakusen (Girls und Panzer)