Fellatio Research Ch 5

[L.P.E.G. (Marneko)] Maiden Carnation [English] [Sn0wCrack] [Digital]

[Kudamono Monogatari (Kuroishi Ringo)] Josou Ryman 3

[Dulce-Q] Niyotaika Ryoujoku Kensa

JS Kenkyuukai | JS Research Seminar

[Madoromi Youenjou] Chichi Buru Mankai!! vs Leotard Kansei-ban (Dragon Ball Z)

Avatar Trance! Ch. 1-5

Jiyuu Kenkyuu de Ochinchin o Shiraberaremashita | We Decided to Examine a Penis for Our Independent Research

[B5 Doumei (RaTe)] NDG05 (ato) [Digital]

(C96) [Tamarun (Tamarun)] Abby Kenkyuu Bon | Abby Research Book (Fate/Grand Order) [English] [Team Chungus TL]

[Miyabe Kiwi] Fellatio no Tenshi - Fellatio Angel

[Fuusen Club] Inchoukyou Maika | The Obscene Training of Maika [English] {Magnificent Bastard}

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

[NeWMeN] Secret Plot [Shinsouban] Ch. 1-2 [English]

[Shinozaki Rei] Camp Mission

Futa Ona Honey

Sawanoi Shitei

[Juubaori Mashumaro] Pulse

[NAVY (Kisyuu Naoyuki)] Okuchi no Ehon -Honsai wa Waga ja !- | Mouth's Picture book -The true wife is me-! (Fellatio no Ehon Soushuuhen Vol. 2) (Sekirei) [English] =Wrathkal+EZRewriter= [Digital]

[Kobayashi Shounen] Kairaku Izonshou

(C51) [Escargot Club (Juubaori Mashumaro)] Kichijou Shoujo (Sakura Taisen)

[Ogawa Kanran] Yoi Kono Jiyuu Kenkyuu | Independent Research Time [English] [Jojo]

[Majikoro] Turbo Switch

[Akuochisukii Kyoushitsu (Akuochisukii Sensei)] Zakenna Setsuzoku (Futari wa Precure) [Digital]

[GT-Wanko] HOT CUM 4 U (THE IDOLM@STER)

[NeWMeN] Secret Plot [Shinsouban] Ch. 1 [English]

[NG (Noda Gaku)] GalHume Bon 1 - Galka to Hume no Yoakemae (Final Fantasy XI) [Digital]

[SOUND MILK (Otochichi)] Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research (Mahou Tsukai Precure!) [English] [ATF] [Digital]

(C57) [Derolian (Shark Yaminabe)] Nikushoku Diamond (Dororon Enma-kun, Urusei Yatsura)

(C87) [Hakujira Uminekodan (Shimuu)] Lolibote Nanoha Bitch BREAK-f (Mahou Shoujo Lyrical Nanoha)

(C77) [Kaientai (Shuten Douji)] Fellatio F Club (Dream C Club)

(C80) [OZONE (Marumiya)] Sorceress no Natsu, Amazon no Natsu. (Dragon's Crown)

[Go! Go! Heaven!!] Cocky Young Sister 08

Shoukan Sareta Onnanoko wa Minna Futanari Kaizou Sarechau Hei Chaldea

(Futaket 13.5) [Efuya (Messy)] Futanari Elf-chan [English] [babaluum]

Ikinari Hajimeru Fellatio Manga

COMIC MUJIN 2011-01

[Gura Nyuutou] Futa Mata [English]

Futanari Works 1 Kansen

[Doronuma Kyoudai (RED-RUM)] Futa Ona Dai San Shou | A Certain Futanari Girl's Masturbation Diary Ch.3: FutaOna 3 [English] [2d-market.com] [Decensored] [Digital]

[Algolagnia (Mikoshiro Honnin)] St. Margareta Gakuen COLORFUL! Vol. 4 [English] =LWB=

Reverse×Reverse

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

(Futaket 8.5) [Behind Moon (Q)] BehindMoon Recycle 2

(C93) [condiment moderately (Maeshima Ryo)] Hiru no KiraPâti e Youkoso (KiraKira Precure a la Mode) [English] [bluestar1]

Adult Goods Tanchiki ~Machi no Inran Onna o Research Seyo~

[Kichijouji Kitashirou] Shiri Oukoku | Anal Kingdom

[JINJIN] unnamed CCS doujin (original language)

[A-10] GIRL? NEXT DOOR

(C95) [Syunkan Saidaihusoku (Pony R)] Kyonyuu Seijo ga Noukou na Shitawaza de Kurikaeshi Nuite Kureta Ato ni Honban Sasete Kureru Fellatio Fuuzoku (Fate/Grand Order)

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

(C91) [NAMANECOTEI (chan shin han)] Buta-Chun ~Strip Futanari Fighter~ (Street Fighter) [English] [EroTranslations]

[Matsurioka Hideyuki] Reken ~Shinsoku Raper Domo~ | Rape Researches

For Love ~Kasuga~ | Fellatio no Ehon Soushuuhen 2

(Futaket 3) [AskRay (Bosshi)] Futabu!! | Futa Club 2 [English] [SaHa]

[Zonda] Fellatio Kenkyuubu Ch. 2 | Blowjob Research Club Ch. 2 (COMIC Mugen Tensei 2021-07) [Chinese]【羅莎莉亞漢化】

[Zenra QQ] Fellatio Kouhai, Otouto ni naru [Chinese] [空想少年汉化]

Kyonyuu Seijo to Ouhi ga Noukou na Shitawaza de Kurikaeshi Nuite Kureta Ato ni Honban Sasete Kureru Fellatio Fuuzoku

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

[Caramel Dow] Inshoku

[NeWMeN] Secret Plot [Shinsouban] Ch. 1-5 [English]

[Machino Henmaru] Sawayaka Abnormal - Freshness Abnormal

[Mother2] Kimaira Kenkyuu File - Chimera Research File [Chinese](Uncensored)

(C92) [aka (Cevoy)] Warawa no Yome Ni (Fire Emblem if)

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

Asa Onna na Ore to Futanarikko Ojousama 3 LIVE A LIVE

Nurunuru Fellation Summer

Shin Hanzyuuryoku 15

FutanaLife Vol. 2 Mikanseiban

FUTABON

(Futaket 3) [AskRay (Bosshi)] Futabu!! [Decensored]

Research of Barnaby Brooks Jr.

Futana Wife Vol. 2

[Maho] Chokitto Dullahan! [Digital]

(C87) [Fleur 9 Pri (Kitahara Eiji)] Inran Kagura - Shoujotachi no Inkei - San (Senran Kagura)

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

[Katou Jun] Avatar Trance! Ch. 1-5 [Chinese] [鬼畜王汉化组] [Digital]

(Futaket 17.5) [Silicon Jichou (Condessa)] Shutchō-saki de Jii Suru 32-sai

Futanari Joshi Shin'nyuu Shain Kenshuu

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

[Zonda] Fellatio Kenkyuubu Ch.4 (COMIC Mugen Tensei 2022-06) [Chinese] [瓜皮汉化] [Digital]

(Shuuki Reitaisai 4) [Nacchuushou (Amazon)] Taimanin Yuuka (Touhou Project)

Maidencarnation3-Abyss Dresser-

Fellatio Suarus VS Mahou Shoujo Zenpen

Nyan Nyan Fuunyan

[Sannyuutei Shinta] Higyaku Inu Kyoudai | Masochistic Mutt Brother & Sister (COMIC Mate legend Vol.3 2015-06) [English] {5 a.m.}

[Kawai Shun] Odoru! Shokushu Kenkyuujo "Naedoko" Hen | Dance! Tentacle Research Center - Seedbed-hen [English] [solowing]

(Kouroumu 9) [Natsuiro Terrace (Kishimasa)] Futanari Hijiri ●REC (Touhou Project)

[Konnyaku Nabe (magifuro Konnyaku)] Futanari Shinsatsu Time [English] [Digital]

[Nisin Sansin (Nisin)] Futanari Jogakuin - Kokubunji Hajime no Doudoutaru Chitai o Miyo!

Futanari nanode Gakkou Seikatsu ga Fuan desu 2

Futa Ona Dai San Shou | A Certain Futanari Girl's Masturbation Diary Ch.3: FutaOna 3

[Watanabe Tou] Size no Okage [Digital]

(Futaket 17.5) [Silicon Jichou (Condessa)] Shucchou-saki de Jii Suru 32-sai | The 32 Year Old Businesswoman Futa Masturbates Before Her Business Trip [English] {Doujins.com}

(CR35) [B5 Doumei (RaTe)] Maria-sama ga P o Miteru 2 (Maria-sama ga Miteru)

[Machino Henmaru] Yellow Missile

Netto! Fellatio Koshien

[Sengoku Joketsu Emaki (Chinbotsu)] POISON (Final Fight) [English] [Digital]

Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3

Chenge!! 4

[L.P.E.G. (Marneko)] Natsume no Mousou Ona Milk [Digital]

Nyan Nyan Fuunyan

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

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

(C76) [Doronuma Kyoudai (Various)] Yaminabe Tengoku - Heaven of the Dark Pan

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

[Trump] Dennou Gakuen Eden Kuukan Waikyoku Souchi | Playing with Portals [English] [Decensored]

(C93) [condiment moderately (Maeshima Ryo)] Hiru no KiraPâti e Youkoso (KiraKira Precure a la Mode)

[Konnyaku Nabe (magifuro Konnyaku)] Futanari Shinsatsu Time [Digital]

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

Shisai Elf-san no Fellatio

DELIGHTFULLY FUCKABLE AND UNREFINED FELLATIO DAY!

(C74) [Rei no Tokoro (Kuroarama Soukai)] Usagi Drops FULL! (Gotcha Force) [English]

Sorceress no Natsu, Amazon no Natsu.

(Futaket 3) [YOMOTHUHIRASAKA (bbsacon)] Soura Bansho (Shinrabansho Choco)

Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club

Dulce Report 3

[Calpis Koubou] Okuchi Saimin Chipo de Seieki de Kanjiru Fellatio [Digital]

(SC19) [Behind Moon (Q)] Dulce Report 3

(C90) [Neyukidou (Takaku Nozomu)] Nenmaku Jigoku Kitou Hen

Fellatio mo Gokkun mo Kami Koki mo Bukkake mo Yurushite Kureru Toi Kuchi En Kaori-chan

(Futaket 7) [OZONE (Marumiya)] Tamahime-sama

(C79) [LOWHIDE PROJECT (LOWHIDE)] Hokeni Nishina Akane no Yuuutsu

Joushiki Henkan Appli ~ Namaiki na Imouto ni Shikou wo Kakikaete Juujun Fellatio Houshi Sasete Mita

[Q] Kagai Lesson (Fujouri na Nyotai Kousoku) [Digital]

Monk to Yuusha to Noroi no Mahou

(C81) [Hinemosuan (Hinemosu Notari)] Kokoro no Sukima Oume Shimasu (Touhou Project)

[Zenra QQ] Quickie [Chinese] [管少女汉化]

Fellatio Kenkyuubu Ch.4

[Makita Aoi] Dain Tenjo

[Sannyuutei Shinta] Chinpotsuki Ijimerarekko Ch. 10-13

[CARAMEL DOW] Thanatos Kiss

[Wakana Hanabi] Himawari Ichiga (Hatsukoi to Fellatio to Seiin) [English] [Flatopia + Team Koinaka]

(Futaket 13.5) [Miura Iota (Miura Iota)] Ankou Team EroCos Beit wa Sokubare Sokuhame! (Girls und Panzer)

[C-moon Beya (C-moon, Stewkatu)] Hatopuri no Futanari Erohon (Heartcatch Precure!) [Digital]

[Zonda] Fellatio Kenkyuubu Ch. 2 (COMIC Mugen Tensei 2021-07) [Chinese] [羅莎莉亞漢化] [Digital]

[Umematsu Thomas] Dorei Miko

(C70) [Rei no Tokoro (Kuroarama Soukai)] USAGI DROPS 2 (Gotcha Force)

(SC19) [Behind Moon (Q)] Dulce Report 3 [English]

(SC19) [Behind Moon (Q)] Dulce Report 3 [Chinese] [哈尼喵汉化组]

[MasterVolume] Abismal Rave Naruku ～ Kohen ～

(Futaket 8) [Yuugengaisha Mach Spin (Various)] Kotoni-san wo ** Shitai! [English] =Pineapples r' Us & Doujin-Moe=

(Reitaisai 10) [Konnyaku Nabe, Mayu Tomato (magifuro Konnyaku, Iyoda Mark, Pato-chan)] Touhou Futanari Keihou (Touhou Project)

[Okada Matsuoka] Milk Spot Ch. 1-4 [English] [SaHa]

[Fuusen Club] Inchoukyou Maika

[Shiwasu no Okina] Sei So Tsui Dan Sha [English] [TCup]

Movie Research Lovers

[gallery walhalla (Kanoe)] Tateba Sokuhame Suwareba Fellatio Aruku Sugata wa Roshutsu Play (Battle Girl High School) [Digital]

COMIC MASYO 2013-01

Erohon o Yondetara Kinjo no Onee-san ni Fellatio Sareta Hanashi

(Futaket 10) [Samurai Ninja GREENTEA] Wagamama Longtail