Mad Kogasax

[Dibi] Otokonoko ga Kouhai ni Ijimenukareru Ero Manga no Tsuzuki

(Kouroumu 9) [Seishinkan Eikyuu (Various)] KogaSana wa Watashi no Paipaigasa (Touhou Project)

[Yaburi Dokoro (Hakano Shinshi)] Kogasa-chan no Shojo o Ubatte Haramase Mata Okasu Hon | The Raping, Impregnating and Popping of Kogasa-chan's Cherry Book (Touhou Project) [English] [Digital]

[Gensou Stomach (Taku)] Suwarete Nomarete Kogasa-chan | Kogasa-chan Gets Sucked in and Swallowed (Touhou Project) [English] [desudesu] [Digital]

Mermaid wa Otokonoko

Suwarete Nomarete Kogasa-chan | Kogasa-chan Gets Sucked in and Swallowed

KogaSana wa Watashi no Paipaigasa

(C81) [Midoriya (Ryokusiki)] KogaSana! (Touhou Project)

(Reitaisai 13) [Kaaburidou (Neno)] Kogasa to H na Otokonoko (Touhou Project)