[Studio Q (Natsuka Q-Ya)] Gakuen Ryoujoku Club ~Terada Ichizoku no Inbou~ Hentai [すたぢおQ (奈塚Q弥)] 学園陵辱クラブ~寺堕一族の陰謀~

[Studio Q (Natsuka Q-Ya)] Ryoujoku Utahime (Macross Frontier)

(COMIC1☆4) [Studio Q (Natsuka Q-Ya)] Ryoujoku Nanoha (Mahou Shoujo Lyrical Nanoha)

(COMIC1☆3) [Studio Q (Natsuka Q-Ya)] Gakuen Ryoujoku Club 2 ~Tera da Ichizoku no Inbou~

[Studio Q (Natsuka Q-Ya)] Dainiji Ryoujoku Liu Mei!! (Kidou Senshi Gundam 00)

[Studio Q (Natsuka Q-Ya)] Dengeki Musume to Tenkuu no Ryoujoku Ou (Toaru Majutsu no Index) [Digital]

[Studio Q (Natsuka Q-Ya)] Ryoujoku Liu Mei!! (Kidou Senshi Gundam 00)

[Studio Q (Natsuka Q-ya)] Ryoujoku Mio Special ~100 Satsu Kinen Gou~ (K-ON!)

[Studio Q (Natsuka Q-ya)] Ryoujoku Mio Special ~100 Satsu Kinen Gou~ (K-ON!) [Digital]

[Studio Q (Natsuka Q-Ya)] Azu-Nyan 3 buruma ~ Ryoujoku Hen (K-ON!)

[Studio Q (Natsuka Q-ya)] Slave of father ～Inbou～ (Infinite Stratos) [Digital]