[Studio Sitomi (Tsuya Tsuya)] Prelude [スタジオシトミ (艶々)] PRELUDE

(C68) [MasterMind, Studio Sitomi (Sakaki Naomoto, TsuyaTsuya)] Megane Onna to Koushuubenjo

[Studio Sitomi (TsuyaTsuya)] Takioka-kun no Album

(C76) [Studio Sitomi (Tsuya Tsuya)] Tatoeba Haha ga After

[Tsuya Tsuya] Monokage no Iris Vol.1 [English] [Fated Circle]

(C60) [Studio Sitomi (Tsuyatsuya)] Hisae Haitoku Nikki Shiori no 3

[Studio Sitomi (Tsuya Tsuya)] Insai - Yurie-

(C76) [Studio Sitomi (Tsuyatsuya)] Tatoeba Haha ga After [English] [Sei-Jin]

(C68) [Studio Sitomi (TsuyaTsuya)] Megane Onna to Koushuubenjo | Woman in Glasses and a Public Toilet [English] [Nemui] [Incomplete]

(C61) [Studio Sitomi (Tsuya Tsuya)] Hisae Haitoku Nikki Shiori no 2

(C74) [Studio Sitomi (Tsuyatsuya)] Tatoeba Haha Ga 28+ [Chinese] [XW舞舞]