Fellatio Research Clibwebh

[MC Hanbaiten] Guno Grave "Secchakuzai -Kisei Shinshoku I-" [English] [Dummie]

Futanari Pandemic 3

N Zukan ~Fellatio Hen~

Manatsu no Yukimatsuri

Futanari nanode Gakkou Seikatsu ga Fuan desu 3

FUTABON

Attack on Research

[Orimoto Mimana] Futachu [English]

(Futaket 8) [Arsenothelus (Rebis, Chinbotsu)] Zecchou Trans Poison (Street Fighter X Tekken)

(C77) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Shin Hissatsu Waza no Kyoufu " - Turupeta Research Report

(C76) [BlueMonday (Shinozaki Rei)] TEEN

Fellatio Suarus VS Mahou Shoujo Zenpen

Dance! Tentacle Research Institute

[LOWHIDE PROJECT (LOWHIDE)] Cattleya Lunatic (Queen's Blade)

[Wakabatei] Fellatio Iinchou | Blowjob President [English] {Doujins.com}

Mizugi Futanari-san 2

[Anthology] Fellatio Anthology Kouin Ojoku

[Inja] Inma Senki vs Enkou Kouhen (Ongoing)

[Naya (Papermania)] Inran Maso Josouko - Ikuko-chan no Mousou SM Nikki

[Anthology] Shounen Ai no Bigaku 6 The Costume Shounen

(C47) [JoRiJoRi (Various)] JoRiJoRi V (Various)

[Katou Jun] Avatar Trance! Ch. 1-4 [Chinese] [鬼畜王汉化组] [Digital]

Hiru no KiraPâti e Youkoso

陥落調停者

[Berugamotto] Goumon Houkoku FILE2 Nikutai Kaizou (Metroid) [Chinese] [有条色狼汉化]

[Calpis Koubou] Tairyou Shasei Sperm! 4 (Mahou Sensei Negima!) [Digital]

Fellatio girl illustrated book

[Gura Nyuutou] Futa Mata

(C89) [Nijiiro Suisho (Nanashiki)] Erohon o Yondetara Kinjo no Onee-san ni Fellatio Sareta Hanashi [English] [TreePerception]

K2 Style

Futa Ona Honey

[Takahashi Note] Jiyuukenkyuu | Independent Research (COMIC LO 2015-11) [English] {5 a.m.}

[Kawai Shun] Odoru! Shokushu kenkyūjo (Omake manga) | Dance! Tentacle Research Center (Bonus Comic) [English]

[Stapspats (Hisui)] Gensoukyou Futanari Chinpo Wrestling Ecstasy 4 Yukari VS Marisa (Touhou Project) [Digital][Chinese][雷电将军汉化]

(C54) [STUDIO HUAN (Various)] PIPER 2 (Street Fighter)

[Anthology] Futanarikko Love 9

(C93) [Abarenbow Tengu (Izumi Yuujiro)] Kotori 15 (Fate/stay night) [Chinese] [盲鸡汉化组]

Mitsui Jun - Fellatio Mamoru-kun

(ABC 4) [Kakumei Seifu Kouhoushitsu (RADIOHEAD)] Abnormal Lucu Carnival (Lucu Lucu)

[Miyabe Kiwi] Fellatio no Tensai [Digital]

Avatar Trance! 1-5

[Katou Jun] Avatar Trance! [Chinese] [鬼畜王汉化组] [Digital]

[Acid Noel (Mitsuki Rintarou)] Chounyuu Futanari Inran Musume [Digital]

[Anthology] Otokonoko HEAVEN Vol. 19 [Digital]

KyokonFutanari-chan

(C80) [OZONE (Marumiya)] Sorceress no Natsu, Amazon no Natsu. | Summer of Sorceress, Summer of Amazon (Dragon's Crown) [English] [thetsuuyaku]

Futanari Tokubetsu Jugyou

Futanarikko no Sekai 2

Inma Senki vs Enkou Kouhen

[Ninnindo (Tonsuke)] N Zukan ~Fellatio Hen~ (Various)

(Futaket 14) [Koniro Milkiro (Suzuki Shina)] Inbakukei Jitoku Koubi

Chinpou Yorozue Michinanpo

Mesu Jokukan no Miboujin | The Widow of Bitch-Shame House

Kitto Kawaii Otoko no Ko Dakara - Douwa hen -

[Minor Boy] Carina no Bouken 5 Biki Goumon | Torture of the Beautiful Princess

[Konnyaku Nabe (magifuro Konnyaku)] Futanari Onani no Susume [Digital]

(C94) [Mesuman Teikoku (Kosuke)] DAVINCI-N-CODE (Fate/Grand Order) [English] [Nishimaru]

(Futaket 10) [Samurai Ninja GREENTEA] Wagamama Longtail

Futanari JK no Ichigo Milk no Tsukurikata

[Dulce-Q] Niyotaika Ryoujoku Kensa

(C82) [Kakumei Seifu Kouhoushitsu (RADIOHEAD, Yuuge, Sexyturkey)] Watashi ga Sex Dekinai no wa Dou Kangaetemo Koitsu ga Warui! (Watashi ga Motenai no wa Dou Kangaetemo Omaera ga Warui!)

[Shinozaki Rei] INJECTION

[L.P.E.G. (Marneko)] Maidencarnation3-Abyss Dresser- [English] [Sn0wCrack] [Digital]

[METAL (Kagerou 1991)] Bousou Milk | Reckless Milk (Rougetsu Toshi Gaiden Ni) [English] [Tanporakuda]

(C60) [Pucchin Purin Kikaku (Po-Ju)] Neppa Shounen | Heatwave Boy (Prick Up Reborn) [English]

[Zenzidou Kosyubenjo (Koube Tsukasa)] Ikka Sorotte Mesuochi Kachiku Dorei ~Zenpen~ [Chinese] （JE个人汉化）

Fellatio Kenkyuubu

[Dokurosan] Eiken Lovers | Movie Research Lovers (COMIC Tenma 2009-05 Vol. 132) [English] [Brolen]

(Ryonaket 6) [Debagame Daisoujou (Komon)] Ikari-kun, Sayounara (Neon Genesis Evangelion)

Research of Barnaby Brooks Jr.