(Futaba Gakuensai 8) [Chilled House (Aoi Kumiko, Ujiie Moku, DD)] Koshian Obabasama 3 (OS-tan)
(ふたば学園祭8) [ちるどはうす (葵久美子、氏家もく、DD)] こしあん大婆様3 (OSたん)
29 pages
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Story & Details
(Futaba Gakuensai 8) [Chilled House (Aoi Kumiko, Ujiie Moku, DD)] Koshian Obabasama 3 (OS-tan) is a doujinshi based on os-tan featuring 29 illustrated pages.
This work is created by ujiie moku and was published on February 19, 2026.
