Penis Research

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

[Gorilla Bouzu] The Moon (Bishoujo Senshi Sailor Moon)

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

[Tsutsumorien (Tsutsumori)] Saikyou Mazoku wa Kuso Zako Dame Maso Chinpo [Digital]（张佳乐个人汉化）

Futanari to H na Yume

[Konnyaku Nabe (magifuro Konnyaku)] Yowayowa Futanari Succubus-chan #01 [Digital]

[Kagerou 1991] Spermatank ~Oborozuki Toshi Comic Shuu~

Dakyou Sakuya

[Kotoe] Tengoku no mosaic 2 [ENG]

(Futaket 9.5) [Butagoya (Kemigawa Mondo, Bonten)] Tokyo Hentai Collection (Various)

Futanari no Elf

Aganau IF Subaru x Elsa

Fellatio Kenkyuubu Blowjob Research Club Ch. 3

[7th_arK (Yorisaka Yuuhei)] Love ♥ Ciel (Tsukihime) [Digital]

[Teterun] Kawaii Ano Ko wa Futanari-kei Nikushoku Joshi Ch. 2 [Digital]

[Toka] Nunota [English] [Degenerate_X]

[Yamatogawa] Power Play! [Decensored]

[Othukimi] Hage x Hage

[Rosetta Stone (Teterun)] Maouzoku no Oko to [Digital]

[Teterun] Kawaii Ano Ko wa Futanari-kei Nikushoku Joshi Saishuuwa [Digital]

[Shinsekai Set (Hetaren)] Kurodate o Shiro ni Someru Seishoku Kenkyuu o (Blue Archive) | Sexual Gourmet Research: Dyeing Kurodate White [English] [Douzo Lad Translations]

(C92) [Kurotoya (Kuroda Kuro)] XXXXXHOOD's END

Bowsette's Research

(COMIC1☆10) [IRON FIN (Tetsubire)] Bote Colle 4 ~ Ninboyouka ~ (Kantai Collection -KanColle-)

Peni Parker no Usui Hon ni wa Ooinaru Sekinin ga Tomonau

[Suzuhane Suzu] Majuu Jouka Shoujo Utea [English] [Decensored]

[Neone] Madam Stream [English]

(SC60) [Mokusei Zaijuu (Mokusei Zaijuu)] Shingeki no Kyokon ~Zenpen~ (Shingeki no Kyojin) [English] {CGrascal}

(COMIC1☆11) [Roubai-tei (atahuta)] HONEYPOT (Fate/kaleid liner Prisma Illya)

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

Villain no Nanka are de X-sai ni Natta Peni

I made my wife have an affair with a man with a huge penis.

Futanari no Elf

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

Twilight's Research | 暮光学习计划

[GR-2] Akuma Shoukan [English] [hardcase8translates]

Kisei Inchuu

[Hadairo Rooibos Tea (Pandain)] Orin x Okuu Ikenai Futanari Jigoku Seme (Touhou Project) [Chinese] [布洛基个人汉化][Digital]

(COMIC1☆13) [QUDA (Qudamomo)] QUDA#14 ProjectScorpio2

[Konnyaku Nabe (magifuro Konnyaku)] Futanari JC no Nichijou | Futanari Daily Life [English] [anidra and #inconceivable] [Digital]

Welcome to Harem

Dennou Gakuen Eden

Sanae Tanemaki's "Penis Laboratory"

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

(CT25) [Doronuma Kyoudai (RED-RUM)] Muryou Haifu Paper Manga

Lamuros de Sept Couleurs Vol.1

[L.P.E.G. (Marneko)] Asa Onna na Ore to Futanarikko Ojousama Zenpen [English] [desudesu] [Digital]

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

(Fur-st) [VORWARTS (Kitora)] Dragon Sanctuary (part of Gigaton dragon) [ENG] [On Going]

[ray-raw (Nobuhiro)] Futa Bitch Episode 9 Senpai and Kōhai ① - ⑨

(C73) [Futanaya (Xiarobo)] Zessei Kijin (GUILTY GEAR) [English] [SMDC]

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

[Zakkin Kougyou (Zakkin)] Akogare no Senpai to... ~Futanari Hen~ [Digital]

[Karma Tatsurou] Oo Tsuma (Monthly Vitaman 2011-12) [Digital]

Inma-san no Onaho Jijou 丨淫魔飛機杯二三事

Futamori!

(Futaket 14) [Inu Teikoku (Mura)] Makon 3

(CT31) [Seseragi no Machikado (Kusunoha Kaede)] AzuChin - Tokihanatareta 225-hon no Ochinchin (Azur Lane)

(C85) [Kotatsu de Mikan Chokubaijo (Semahiro)] Chou Kyokon Futanari Shoujo vs Shoukouki

(C76) [Behind Moon (Q)] Dulce Report 11 [English] [SaHa] [Decensored]

(C84) [L.P.E.G. (Marneko)] Asa Onna na Ore to Futanarikko Ojousama 4 Tomodachi mo Taisetsu ni? [English] {SaHa}

[Team Harenchi (Goya)] Shinreibyou Daibokujou (Touhou Project) [Digital]

[Mikezoutei] Akuma ni Tamashii o Utta haha ga Inma Bitch e to Henbo Shite iku Hanashi [English] {Doujins.com} [Incomplete]

[Puppukupu (Kawaisaw)] Orc no Ohime-sama wa Ranshi ga Tsuyosugiru [Digital]

[Piyokorota] Boushoku no Kaichuu Almeria Senki Nafoni Keibitai no Shou

Modern Hentai Art

Inma-san no Onaho Jijou 1.5

[Kebero Corporation (Shimokata Kouzou)] Saten De Tamatama [Digital]

(C84) [A.S.G Group (Misonou)] Jousenken wa Ken Janai no de Soubi Dekimasen | A Swordfish Isn't Actually a Sword, So You Can't Equip It (Dragon Quest IV) [English] [Chocolate]

Research Fellow

[Ido no Soko (Kei-kun)] Majo no Rakujitsu -Kakei- | Witch's Final Hour ~ Fiery Execution [English] [Moko_T]

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

[DANGEROUS THOUGHTS (Kiken Shisou, Musabetsu Bakugeki)] KI-ArTS:01 (Smile Precure!) [Digital]

[Toka] Nunota (EN)

futanariJK illustration after school

Futanari Transforming Battle Princesses Under Monstrous Modification

[Joibo no Juunin] Akko ga Waruin dakara! (Little Witch Academia) [English] {Hennojin}

[Suichuu White (Calpi)] CFG Vol. 3 [Chinese] [沒有漢化] [Digital]

(C90) [Kakumei Seifu Kouhoushitsu (Various)] Matango (THE IDOLM@STER CINDERELLA GIRLS) [English] [Sn0wCrack]

I'm a handsome macho man, but because of my small penis I was turned into a masochist with a shoe fetish

Sex slave training by Ai Yakumo, temporary play

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

[John K. Pe-ta] Monzetsu Opportunity [Digital]

(C82) [P Shoukai (Goumaru)] King of Peniss (Momo-an 25) [English] =SW=

(C90) [condiment moderately (Maeshima Ryou)] Cure Up Ra Pa Pa! Noumiso Kowarechae! (Mahou Tsukai Precure!) [Chinese] [無邪気漢化組]

[I-Raf-you (Various)] Microne Magazine Vol. 42 [Digital]

[Teterun] Umareru! Kisei Kinoko!!

(Lyrical Magical 13) [Yamazakura (Iguchi Takajin)] Sig-chin (Mahou Shoujo Lyrical Nanoha) [English]