It's the Little Sister's Duty to Take Care of Her Brother's Ejaclation!

[Hisakawa Tinn] Shinkonsan Gokko Ch. 9 - Show Us Your Penis [English] [YQII]

[Hisakawa Chin] Chinchin Misero | Show Us Your Penis (COMIC HOTMiLK 2009-02) [English] [YQII]

[Hisakawa Tinn] ◯ wa × o Taisetsu ni Surubeki Darou? | ◯ Should Take Good Care of ×, Right? (COMIC ExE 06) [English] [N04h] [Digital]

(C82) [AtsuAtsu MuchiMuchi (Hisakawa Tinn)] Colored Genesis + Paper (Smile Precure!)

[Hisakawa Tinn] Shinkonsan Gokko