Research Felatio

[Hroz] Succubus no Ningen Kenkyuu | Human Research by a Succubus [English] [thetsuuyaku + 4dawgz]

(C78) [Draw Go (Souichi)] Tokumei Research 1999 ~ Maya-chan Shinsou Kaimei File ~ (Occult Academy)

[Marui Maru] Anata no Machi no Burger Shop? (Canopri Comic 2011-08 Vol. 10) [English] [Digital]

Futanari Kenkyuu Dousoukai | Futanari Research Club

Rider-san Hatsujou Chuu

Muchikko Kyaru-chan

(C82) [Allclear (oruco)] Cutey&Sweety (Strike Witches) [English] [Yuri-ism]

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

Yuri-ken Beit Boshuuchuu Soushuuhen | Yuri's Lab Wants Research Assistants

[Haruta] Youkoso! BL Kenkyuu Club | Welcome to the Yaoi Research Club 2-in-1 Bonus Chapter [English] [Digital]

[Fry Dish (Jakko)] Uzaki Tsuki's imagination never stops! [Hornypanas] (Uzaki-chan wa Asobitai!) [English] [Digital]

Kochouran no Mitsusizuku

[Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho 005 "Dengeki Jigoku" - Turupeta Research Report

[Aizawa Shin] Komori-san o Ijiru

[Zonda] Fellatio Kenkyuubu - Fellatio Research Department | Blowjob Research Club Ch. 3 (COMIC Mugen Tensei 2022-02) [English] [CrinkzScans] [Digital]

(C87) [Fatalpulse (Asanagi)] Gareki 18 (Various) [Chinese] [屏幕髒了漢化組]

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

[Department Y Research Institute] Gen'ō No Seidorei-Chan De Asobou!

Shukun-dono to Ore no Fuyu!

Magical Occult Research Girl Defeated

Fellatio Kenkyuubu | Blowjob Research Club Ch. 2

[Department Y Research Institute] Bōkoku Ōji no matsuro

Mash to Vacances! | Holidays With Mash!

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

[Zonda] Fellatio Kenkyuubu | Blowjob Research Club [English] [Uncensored] [head empty + RedLantern]

Dance! Tentacle Research Institute

Research Love Make Presentation | Research Lab x Expression

[Datendou (Nagase Yuuki)] ENDLESS DESIRE 21 (Baka to Test to Shoukanjuu)

[Hara Shigeyuki] Binyuchousain Ayako | Busty Researcher Ayako [English] {Tadanohito} [Digital]

Manga Research Triangle

[Noise] Chinko no Jiyuu Kenyuu | Dick Research Project (COMIC LO 2019-05) [English] [Doki Fansubs] [Digital]

(C78) [Yo wa Okazu wo Shomou Shiteoru (Shian)] Onna Kenkyuuin no Ijou na Aijou | A Female Researcher's Abnormal Desire [English] =LWB=

(C88) [NARUHO-Dou (Naruhodo)] Tsunade no In Kangoku R (Naruto) [English] [Colorized]

Tokyo Draph Mura

[Department Y Research Institute] Rorisakyubasu Wa Ningen Ni Tsukamaruto Dō Naru No?

[Peko Renmei (Kosuke Poke)] Sanbing-sama ga Gomi-domo Nanka ni Makeru Wake ga Nai! (Genshin Impact) [Digital]

[Department Y Research Institute] Bōkoku ōjo no matsuro

[Koutarou] Tsuma Jirukan | A Wife's Juices [English] {doujin-moe.us}

[JUNK ARTS (Nukiyama Gaisei)] Watashi dake? (Kusarihime ~Euthanasia~)

[Kinku] Jiyuukenkyuu Bitch Report | Research Project: Bitch Report! (COMIC LO 2013-09) [English]

Two Girl's Suck-Suck Research Note

Fellatio Research Department Epilogue

Binyuchousain Ayako | Busty Researcher Ayako

[Zonda] Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3 (COMIC Mugen Tensei 2022-02) [English] [Sloppy Seconds] [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

JS Kenkyuukai | JS Research Seminar

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

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

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

(Saikyou Kareshi) [Crazy9 (Ichitaka)] Inu ni Ezuke (Shingeki no Kyojin)

SILENT SEA vol.2

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

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

Itsumo no Yuel

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

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

Canopri Comic 2012-11 Vol.25 [Digital]

Insect Research Institute 2

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

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

(C75) [LeimkissA (Nekohane Ryou)] Kousen Engi (Touhou Project)

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

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

Research of Barnaby Brooks Jr.

Something Happened At The Beach

[Waero] Lust Grand Order (Fate/Grand Order) [Chinese]

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

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

Oji saimin tanhenshuu joushiki kaihen shite ojisan no aigan petto-ka roshutsu o sanpo kara no go houbi wanwan koubi

Oshikko wa Mahou - Peeing is Magic

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

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

(C83) [Aigamodou (Ayakawa Riku)] Mahou Tsukai no Yotogi 2 (Mahou Tsukai no Yoru)

Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club

[Mikami Cannon] Tsukiatte yo Aoi-chan | Go out with Me, Aoi-Chan! (Zecchou Yokkyuu) [English]

Shojo Sutechau!? Fukuiinchou

[valdam] Litmus

Movie Research Lovers

Zecchou Kenkyuujo | Orgasm Research Facility

Youkoso! BL Kenkyuu Club | Welcome to the Yaoi Research Club

Dance! Tentacle Research Institute

Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research

[Maron Koubou (Maron)] Maniku no Chijoku (Taimanin Yukikaze) [Chinese] [新桥月白日语社] [Digital]

(C81) [Saigado (Saigado)] R-LAB. - Dr. Akagi's individual research lab (Neon Genesis Evangelion) [Chinese] [瓜皮漢化·母系戰士出品@萌夢星君發佈]

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

[PIero] PAICCHU [English] [Brolen+B.E.C. Scans]

Sakuragi Mano no Bounenkai

[Minamida Usuke] Dokidoki Eizou-Kenkyuu-Bu | Steamy Cinema Studies and Research Club (COMIC HOTMILK 2017-01) [English] [Digital] [Incomplete]

[Ikuya Daikokudou] Daiwari to josou to assistant [ENG]

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

(Daikyuushuu Touhousai 12) [Kee Sanpo (Kee-san)] Aya to Hatate ga R17 Kurai no Kanji ni Ichatsuku Hon (Seijinmuke) (Touhou Project)

[Yugawara Atami] EDITRESS

[Kawai Shun] Odoru! Shokushu Kenkyuujo | Dance! Tentacle Research Institute [English] [solowing]

Sayonara Nikubou Sensei

Fellatio Kenkyuubu Blowjob Research Club Ch. 3

[Kawai Shun] Dance! Tentacle Research Institute [English]

[Konata Hyuura] Otokonoko Onnanoko (Koushoku Shounen Vol. 05) [English] [mysterymeat3]

Twilight's Research | 暮光学习计划

カレの最恐おたんこなす

(C75) [Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho "Kessen Zenya" - Turupeta Research Report

Dawn of The Silver Dragon Vol3 - Chapter 26

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

Urusai Kuchiwofusagu Sube

[Tempuru] Albedo & Sucrose's Isekai Observation Research Report

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

Dance! Tentacle Research Center - Seedbed-hen

[inkey, Izumi Banya] Pai☆Panic ~Hasamareta Dekapai~3 [Chinese] [清純突破漢化] [Digital]

Research Fellow

[Cior (Ken-1)] Tsuyoki ni monku o iinagara mo ero i karada ga hannou shite NTR reru hokeni jisshuu-sei no hon. [Digital]

(COMIC1☆10) [Botugo (RYO)] Hatsukoi Arcana.

Igyou Seibutsu Zukan Michi no Kenkyuu Kikan Hen I | Illustrated Adulteration of Deformed Organisms: Unknown Research Institution, I

Fellatio Kenkyuubu | Blowjob Research Club

(SC65) [Watakubi (Sasai Saji)] Kinkyuu Mainte Desu! (Kantai Collection -KanColle-)

(C82) [MAX&COOL. (Sawamura Kina)] Koakuma Panty ~Sweet Devil's Panty!~ (CODE GEASS: Lelouch of the Rebellion)[English] [Tigoris Translates]

C94 Copy Hon to C95 Sakuka

[Jamming] Oyako no Utage

Broly x Cheelai Omake | Broly x Cheelai Extra

Attack on Research

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

(COMIC1☆10) [FortuneQuest (Reco)] Kawaii Boku to Rinkan Play (THE IDOLM@STER CINDERELLA GIRLS)

[RoyBoy] Shigotochuu no Taida (Genshin Impact) [Chinese]

(C80) [Digital Accel Works (INAZUMA)] INAZUMA Jiyuu Kenkyuu | INAZUMA Research Project (PreCure) [English] {5 a.m.}

[Utsutsu Minoru] Kimi ga Tonari ni Inai Mirai - A future where you're not next to me

Bowsette's Research

Fellatio Research Department | Fellatio Kenkyuubu - Ch.01

[Slow Masturbation Research Society] "The seven fundamental operations" [ENG]

(C93) [Dodoitsu. (Panco.)] Research Love Make Presentation | Research Lab x Expression (Motto! Hinekure Chaser 3) [English] [Pink Cherry Blossom Scans]

[Acid Noel (Mitsuki Rintarou)] Mesubuta Koukan (Mitsudomoe) [Digital]

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

Yuudachi-san wa Haitenai

(C77) [sachi-machi (Shiina Ayumi)] Omae ga Donna Hentai demo Ore wa Omae o Misute nee!!! (Tengen Toppa Gurren Lagann)

Tsuyagari Mura 1

The Yellow Hearts 3 Ch.19-20 {Kenren}

(C63) [MUSASABIDO (Bakuchin)] Research of a maid

Fellatio Kenkyuubu - Fellatio Research Department

[Un-Go] Doctor Kazamori's Slightly Naughty Research 2 [English]

F850 X2.01 (English)

[Mojo] My Wives Ch.1-14 (English) (Ongoing)

Zecchou Kenkyuujo 2 Orgasm Research Facility 2

[Matsuba] Onnanoko Doushi no Ecchi-tte, Iroiro to Sugo Sugirundaga [Chinese] [脸肿汉化组]

(C84) [Kacchuu Musume (Yukiyanagi)] Shingeki no Kenkyuu | Attack on Research (Shingeki no Megami) (Shingeki no Kyojin) [English] [CGRascal]

(C91) [Neko wa Manma ga Utsukushii (Hisasi)] Erina-sama no Renai Kenkyuukai. 2 I Erina-sama's love research lab 2 (Shokugeki no Soma) [English] [Metaphrastes]

(C92) [Kinqhassin (Koaya Aco)] Chaldea Ecchi na Rakugakichou (Fate/Grand Order)

[1bit (yuyu)] Igyou Seibutsu Zukan Michi no Kenkyuu Kikan Hen I | Illustrated Adulteration of Deformed Organisms: Unknown Research Institution, I [English]

Ring My Bell - MAGICALDELTA.COM

(Zennin Shuuketsu 9) [margarita (Iduki)] Tsuzureori (Naruto)

Meido no "Me" | 메이드의 "메"

[Anthology] Jitsuane Paradise | My dear elder sister Paradise

[Nemu] Junai | Pure wet love (COMIC GAIRA Vol. 01) [English] [Tabunne Scans]

Kankore Girls