(Shuuki Reitaisai 4) [Studio P.M.Y (Mikarin)] Ecchi na Kenkyuu Koishi-chan no Baai (Touhou Project)
(秋季例大祭4) [Studio P.M.Y (ミカリン)] エッチな研究こいしちゃんの場合 (東方Project)
22 pages
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Story & Details
(Shuuki Reitaisai 4) [Studio P.M.Y (Mikarin)] Ecchi na Kenkyuu Koishi-chan no Baai (Touhou Project) is a doujinshi based on touhou project featuring 22 illustrated pages.
This work is created by mikarin and was published on February 19, 2026.
