[Tsuchinoshita Kaeru] Futanari JK to Himitsu no Shokushu ~Okasarenagara Shasei Shitai!~ 1

[Dulce-Q] Himitsu no Seikatsu Soudan Shitsu | The Secret of the SEXuality Counseling Room (Futanari Friends! 04) [English] [Risette]

Onee-chan no Himitsu 01

[Yuzuki N Dash] Kanojo no Himitsu to Himitsu no Kanojo | Girlfriend's Secret, Secret Girlfriend (Futanarikko Lovers 2) [English] {Tigerhorse}

[Yuzuki N Dash] Kanojo no Himitsu to Himitsu no Kanojo case.2 | Girlfriend's Secret, Secret Girlfriend - Case 2 (Futanarikko Lovers 3) [English] [Iris Caldor]

[Himitsu Doyoubi (Matsutaka Zon)] Futanari Waon-chan (Suite Precure) [Digital]

Manga Science Onna no ko no Himitsu

[Kaguya] Futanarijima ~The Queen of Penis~ Ch. 1

[Tsukigami Hiroshi] Himitsu no Jikan - Il nostro segreto. | Secret Time - Our Secret (Futanarikko High!) [English]

[doujinshi anthology] Himitsu no Houkago (Azumanga Daioh, Sister Princess, Evangelion)