Penis Research

[Satou Kuuki] Aisei Tenshi Love Mary | The Archangel of Love, Love Mary Ch. 1-5 [English] {darknight} [Digital]

Watamote Choukon Irasuto hon - Penisest

[Shirogane] Mori no Shikitari ~Erufu Doushi no Kon Kurabe?~ (2D Comic Magazine Futanari Battle Fuck!! Vol. 2) [Digital]

LOVE MANIAX 5

[Oohashi Takayuki] Akuma no Shitsumon Ch.1-8 [English] [biribiri]

[Zenra QQ] Dekachin Bitch Kun no Seikatsu

Bakunyuu Shemale Gal JK to Kyokon Futanari Kurokami JK

[Shiranui Research Institute (Shiranui)] Shiranuhi Ninpo cho ichi-kan (King of Fighters, Street Fighter) [Digital]

[Pikopiko Saber] Futanari JK File [Digital]

[FCT] Monster Master Nina Ch. 3 [English] [constantly] [Digital]

(C65) [Kakumei Seifu Kouhoushitsu (Dynamo, RADIOHEAD)] Ningen ga Ippai - Soylent Green and Red [English]

[Kimura Neito] Non-Human Life Ch.1-6 [English] {Doujins.com}

(C79) [Freddie Works (Sakazaki Freddie)] Ningen Bokujou - Human Ranch [English] -HT-

[Kotoe] Tengoku no mosaic 2 [ENG]

[Service Heaven (Karei, Turtle.Fish.Paint)] UnLove S (Unlight) [English] [FUKE + Second Hand Scans]

[Tokyo Tsunamushi Land (Tsunamushi)] Mokkori Mokocchi (Watashi ga Motenai no wa Dou Kangaetemo Omaera ga Warui!) [English] [TSHH] [Digital]

Midare Saki Joshuu Kaizoku Soushuuhen | Bloom, Pirate Hooker! Bloom! Annual

[Piyokorota] Almeria Senki I - Record of Almeria War I [English] [desudesu]

(C83) [Zennihon Haeteru Kai (Various)] Futanari!

[Giyugun] Aya-chan Graffiti

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

Inma-san no Onaho Jijou 1.5 丨淫魔飛機杯二三事 1.5

Shunkan Ch. 2

(Futaket 8) [AskRay (Bosshi)] Loli Kyokon | Lolicock Spirits [English] =SW=

Majuu Jouka Shoujo Utea {doujins.com}

[we53] うさぎのうたげのこと (VOCALOID)

EroSura!

(C84) [Atamanurui MIX-eR (Ayukisa)] Dragon Hunt?! 2 [English]

[Rosetta Stone (Teterun)] Tamatsuki Futa ga Yarareru Hon [Digital]

Peni Parker no Usui Hon ni wa Ooinaru Sekinin ga Tomonau

[Tori no Sanpomichi (Inukai)] Kakusha-sama no Futanari Online | Lady Arisen's Futanari Online (Dragon's Dogma) [English] [N04h] [Digital]

(C83) [Tokyo Bungeling Bay Yokohama (Kurori)] PachuCon (Touhou Project)

(C69) [Dress (Various)] Rumblu (Rumble Roses)

[Rosetta Stone (Teterun)] Tamatsuki Futa ga Yarareru Hon 3 [Digital]

[Konnyaku Nabe (magifuro Konnyaku)] Futanari JC no Nichijou [Digital]

(COMIC1☆11) [Showa Saishuu Sensen (Hanauna)] Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record (Hyouka) [English] [Doujins.com]

(C93) [2nd color (Typehatena)] Chimametai ga Tabegoro datta no de Oishiku Itadaichaimashita | The Chimame-Tai was about ready to eat so I dug right in (Gochuumon wa Usagi desu ka?) [English]

Futanari no Elf

[Jajala] 巨チンふたなり尿道姦漫画

[Suzuhane Suzu] Majuu Jouka Shoujo Utea

[Anthology] Reijou-tachi no Nichijou Vol.1 [Digital]

Futanari no Elf

(Futaket 14) [Arahabaki (Kuraya)] Futanari! Haishin Iinchou! (Virtual YouTuber)

[Ato] Sabakeguchi Tatari Nekomusume-hen (Melty Blood) [English]

(Futaket 12.5) [Inuteikoku (Mura)] Makon Gendaihen

[Mikezoutei] Akuma ni Tamashii o Utta haha ga Inma Bitch e to Henbo Shite iku Hanashi | A Story Where My Mom Turns Into a Bitch [English] {Doujins.com}

(COMIC1☆13) [2nd color (Typehatena)] Uma Musume Tanetsuke Koubi Show | Horse Girl Breeding Show (Uma Musume Pretty Derby) [English] [slathe]

ちん娘とか

(C79) [Hanjuku Yude Tamago (Canadazin)] MAGIC MUSHROOM 5 (Harry Potter)

XXXXXHOOD's END

(C92) [Ikameshi Shokudou (Ikameshi)] Seisen Hime Iris 2 ~Rensa suru Dennou Daimou Hitori no Seisen Hime~ | Battle Angel Iris 2 ~Another Battle Angel’s Chaining, Brainwashing and Corruption~ [English] {darknight}

(Futaket 14) [Akuochisukii Kyoushitsu (Akuochisukii Sensei)] Ochinpo Miko Anyaku ~ Guardian Kanraku ~ (Granblue Fantasy)

(Kouroumu 11) [Hadairo Rooibos Tea (Pandain)] Watashi no Itoshino Danna-sama | My Beloved Husband (Touhou Project) [English] [Brolen+svines85]

[Combat Ecchu] Hime to Dragon - Princess & Dragon [Digital]

Zettai ni Ikasetai Adult Goods Maker Kaihatsubu VS Zettai ni Ikanai Adult Goods Maker Eigyoubu | The Sales Rep Who Absolutely Won’t Come VS The Researcher Who Absolutely Wants to Make Her Come

Aisei Tenshi Love Mary | The Archangel of Love, Love Mary Ch. 1-7

(Futaket 5) [Hanjuku Yude Tamago (Canadazin)] MAGIC MUSHROOM 4 (Harry Potter)

(C81) [Behind Moon (Q)] Dulce Report 14

Sex Education at The Academy of Magic! – My Penis is the Smallest in the Class!

(C80) [LOWHIDE PROJECT (LOWHIDE) Eroerobinbin (One Piece)

Lust of Dr. Strangelove

(Futaket 7) [Musashi-dou (Musashino Sekai)] Futanari Pirates! (One Piece) [English] [YQII]

[Hermit9 (Anchors)] Otogi no Sato no Onigashima | 御伽之乡的鬼岛 (Touhou Project) [Chinese] [布洛基个人汉化] [Digital]

[Lowhide Project (LOWHIDE, Mousou-kun, Yao.)] Meshimase Futanari Teachers 2nd & 3rd

(C92) [Ikameshi Shokudou (Ikameshi)] Seisen Hime Iris 2 ~Rensa suru Dennou Daimou Hitori no Seisen Hime~ | Battle Angel Iris 2 [English] {darknight}

(C49) [Karumaya (Karuma Tatsurou)] Gohten (Tobe! Isami, Romeo's Blue Skies, Neon Genesis Evangelion)

(C87) [Ratio1 (Ponhosikotu)] Ingunuru. (Street Fighter)

[Kaguya] Futanarijima ~The Queen of Penis~丨扶她島 ~女王之鞭~ Ch. 1 [Chinese] [沒有漢化]

[Satou Kuuki] Aisei Tenshi Love Mary | The Archangel of Love, Love Mary Ch. 1-2 [English] {darknight} [Digital] [ongoing] [decensored]

[Kimura Neito] Non-Human Life Ch.1-5 [English] {Doujins.com}

[Mizuiro Zennmai (Dori Rumoi)] Momojiru. vol.08 (Minky Momo)

[Chiba Dirou] Maranosuke Maki no Ichi [English] [SaHa]

(C89) [AOI (Makita Aoi)] Sentou Nisou no Inbi na Boukenki = Ushima Shogun Sara no Ryoshuu: Chuuhen 1 =

Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club

[Machino Henmaru] Yumiko Jiru | Yumiko Juice [English] [lobotomy]

[Pollinosis (Shinkuu Tatsuyakei)] Chiyu no Ibutsu 2 (Made in Abyss) [English] [Digital]

Futanarijima ~The Queen of Penis~ Ch. 2

Female Navigator Who Earns Money from Fishmen by Using Her Body

(C72) [Behind Moon (Q)] Dulce Report 9 [English] [SaHa]

(C76) [Kakumei Seifu Kouhoushitsu (Various)] Raijin-sama Midare Taiko

(Futaket 8) [DangerouS ThoughtS (Kiken Shisou, Musabetsu Bakugeki)] KI-ArTS:01 (Smile Precure!) [English] =LWB=

(C92) [Aodouhu (Neromashin)] Houjou no Reizoku Elf 3 [English] [constantly] [Decensored]

[Poncho!] Lilisuke (Dungeon ni Deai wo Motomeru no wa Machigatteiru Darou ka)

[ONEGROSS (144)] Tanpen Densetsu 3 (Seiken Densetsu 3) [Digital]

[Kimura Neito] Non-Human Life Ch.1-2 [English] {Doujins.com}

[Tonkotsu Fuumi (Ponkotsu)] Acme Carnival+ (Guilty Gear) [Digital]

[Department Y Research Institute] Bōkoku Ōji no matsuro

(C91) [Aodouhu (Neromashin)] Omake no Matome + α (Various)

[Saiyazumi] Watashi, Shishunki Chinpo ga Suki nan desu! - I love the Penis of Adolescent Boys

Parallel World Eros & Swine

Erina-sama no Renai Kenkyuukai. 2 I Erina-sama's love research lab 2

[Yamatogawa] Power Play! [Decensored]

[Yuruyuru GTS (toka, moralgear)] "Akuma no Kimagure" & "Gouin Kyuuin!? Succubus Drain!!" [Digital]

(C92) [Marunomare (Various)] Pure Nomi Kiwami

[Touyo Stand] Ama no Ichiyo 4 -Ni Tou no Injuu Midara-mai- [Digital]

(CR34) [Behind Moon (Q)] Dulce Report 4 [English] [SaHa] (Decensored)

(C74) [Behind Moon (Q)] Phallic Girls 2 [English] {Hennojin}

(Futaket 11.5) [AskRay (Bosshi)] Sumika no Houkago 072 TIME [Chinese] [T妹个人汉化]

[Rosetta Stone (Teterun)] Maouzoku no Oko to [English] {Hennojin} [Digital]

[Uru] Pretty Melt [English] [Ongoing]

(Reitaisai 9) [Kakumei Seifu Kouhoushitsu (Radiohead)] Sado no Kokan no Futatsuiwa (Touhou Project) (English)

(C74) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Kakyuu Sentou In no Isshou" - Turupeta Research Report

[Othukimi] Hage x Hage

(C88) [Aodouhu (Neromashin)] C88 Omake Bon Honpen ni Iretakatta Botsu Neta Bon (Taimanin Yukikaze)

(SC25) [Behind Moon (Q)] Dulce Report 5 [English] [SaHa]

[Marneko] Futa Imouto (Futanari Friends! 02) [Chinese] [瑞树汉化组]

(C95) [Behind Moon (Dulce-Q)] DR:II ep.7

[Touyu Stand (Touyu Black)] Ama no Ichiyo 8 - Bloatings and Burstings

(Futaket 9.5) [Rei no Tokoro (Kuroarama Soukai)] Itsumo no Yatsu Futaket 9.5 Zoukan

[MiruBeri] Exercise Bloomers Serifu & Manga Ari (Phantasy Star Online 2)

[Muchin] Sakura-chan no Jiyuu Kenkyuu 2 | Sakura-chan's Free Study 2 [English]

[Kaguya] Futanarijima ~The Queen of Penis~ Ch. 4

[Kimura Neito] Non-Human Life Ch.1-6 [English] {Doujins.com}

(C92) [Nanashimushi Land (Nanashimushi)] Onaho Kenkyuubu! 3

[Anthology] Bessatsu Comic Unreal Ningen Bokujou Hen Vol.1 [English] [biribiri]

(SC46) [Tokyo Bungeling Bay Yokohama (Kurori, Suwa Izumo, Ayachi)] Koi no Jumon wa EXED★EXES (Touhou Project)

Villain no Nanka are de X-sai ni Natta Peni

[MITEGURA (Kurosaki Bunta)] Let's Takunomi (THE IDOLM@STER) [Digital]

(Reitaisai 15) [HORIC WORKS (Various)] Touhou Bouchou-kei Sougou Goudou-shi `Boujo 2!!!!!!!!' (Touhou Project)

(C95) [Behind Moon (Dulce-Q)] DR:II ep.7 ~Dulce Report~ | 达西报告II Ep.7 [Chinese] [鬼畜王汉化组]

IJP Infinite Stratos no joseitachi ni penis ga haeta dake no hon

(C81) [Behind Moon (Q)] Dulce Report 14 [English] [SaHa]

[Zenra QQ] Dekachin Bitch-kun no Seikatsu [Chinese] [管少女汉化]

DR:II ep.6 ~Fukkatsusha-tachi~

A Story About Penis Comparing Between a Tiny Dick and Futanari Girls

Penis Training Story

[mikoko] Mana

futanariJK illustration after school

[Suichuu White (Calpish)] Kaiin Chouaku Milky Poplar [Digital]

(Shota Scratch 10) [Kakumei Seifu Kouhoushitsu (Various)] Horse Holic [English] [Rinruririn]

Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record

(C69) [Behind Moon (Q)] Phallic Girls

Mire ume tabe chau Teruko-chan

(C81) [Behind Moon (Q)] Dulce Report 14

Futanari gakuen AfterDays

(C88) [Kakumei Seifu Kouhoushitsu (Various)] Memento Moco (Watashi ga Motenai no wa Dou Kangaetemo Omaera ga Warui!)

[Kaguya] Futanarijima ~The Queen of Penis~ Ch. 1-4

[Andou Hiroyuki] Bijukujo Rinko ~Kuro Kyo Chinpo Hen~ | Attractive Mature Lady Rinko (COMIC Tenma 2014-03) [English] [Natty Translations]

[I-Raf-you (Various)] Microne Magazine Vol. 18 [Digital]

(C87) [Dark RoseEX-S (Hirooki)] JOB STAR 16 Thief Hen (Final Fantasy V)

(Futaket 12.5) [Inuteikoku (Mura)] Makon Gendaihen [English] [Tigoris Translates]