Group undergroundou13

[Undergroundou (Stranger)] Kurochinko Gakuen Yakyuubu no Ero Katsudou Kiroku [Digital]

[Undergroundou (Stranger)] Hoteru de no o tanoshimi - K-kun to U-kun wa namade daradara ikitai - [Digital]

[Undergroundou (Stranger)] Shikota-ke Sankyoudai no G Katsudou Kiroku.

[Undergroundou (Stranger)] Itadaki Ero Danshi Jiji Katsu G-jou [Digital]

[Undergroundou (Stranger)] Midarete mamirete [Digital]

[Undergroundou (Stranger)] Gatsu no umibe nite - na ma iki shounen no abu nai yamibaito - [Digital]

[Undergroundou (Stranger)] Kaihouku - bichibitchibouizu - [Digital]

[Undergroundou (Stranger)] STAND BY PEE!!!! -Kagirinaku Tomei Ni Chikai Shiroi Ekitai-

[Undergroundou] Buta Moyashi

[Undergroundou] Hadaka no Tsukiai -Hentai no Atsumaru Ecchi na Sentou-

[Undergroundou] Motto! Hadaka no Tsukiai -Matomo ja Irarenai Ecchi na Sentou-

[Undergroundou] Otou-chan to Issho. -Hitori ja dekinai mon!!-