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

JS Kenkyuukai | JS Research Seminar

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

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

Insect Research Institute 2

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

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

Movie Research Lovers

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

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

Sennyuu Shageki

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

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

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

Seikoui Jisshuu! | Sexual Experimentation Practice!

Fellatio Research Department | Fellatio Kenkyuubu - Ch.01

[Mira] Elf ~Tsuki no Mahou~ (2D Comic Magazine Yuri Ninshin Vol. 3) [Chinese] [沒有漢化] [Digital]

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

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

Wacchi to Nyohhira Bon FULL COLOR

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(C93) [Surface Tension (Orikuchi Hirata)] Elf no Seishokusha Ninian

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

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

Zecchou Kenkyuujo | Orgasm Research Facility

Zecchou Kenkyuujo 2 Orgasm Research Facility 2

妻色いんび 第5話

[Department Y Research Institute] Bōkoku Ōji no matsuro

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

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

Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research

(C93) [Kyokutou Koumuten (Kikunosukemaru)] GIRLFriend's 14 (Fate/Grand Order) [English]

[Shiitake Nouen (Kanabun)] Beach de Asobo [Ongoing]

Kisaragi Bunny

Fellatio Research Department Epilogue

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

(C87) [Kyokutou Koumuten (Kikunosukemaru)] GIRLFriend's 7 (Kantai Collection -KanColle-) [Chinese] [angel84326繁化]

Dance! Tentacle Research Institute

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

[Midori No Rupe] Ibitsu no Sonogo [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

Secret Garden VI

Sailor Mofuku no Shoujo

Bowsette's Research

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

Research of Barnaby Brooks Jr.

Manga Research Triangle

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

Binyuchousain Ayako | Busty Researcher Ayako

[Reverse Noise (Yamu)] Anata no Tame ni xx Shimasu (Touhou Project) [2016-03]

COMIC MUJIN 2008-02

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

Two Girl's Suck-Suck Research Note

Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club

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

[Fukunoren (Yukiwo)] La Merveille (Sister Princess)

(C85) [Ad-Hoc (Gonbuto)] Umi ni Konjiru Hi (Nagi no Asukara) [English] [Busy Bee Translations] [Decensored]

Fellatio Kenkyuubu | Blowjob Research Club

[Hokama Mitsuri] Minna no Toukoubi

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

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

(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]

[Ningen Modoki (Random)] Uchi no Hentai Otomo S (Monster Hunter) [Digital]

Attack on Research

VS Experimental Subjects

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

Seikoui Jisshuu | Sexual Experimentation Practice!

Wasurerarenaku Shiteagerukara | I'll Do It So You Won't Forget

Futanari Kenkyuu Dousoukai | Futanari Research Club

Seikoui Jisshuu 2 | Sexual Experimentation Practice! 2

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

A Classroom With Bursting Busties Under Experimental Violation

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

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

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

[Urunari] Mumei Ryoujoku (Koutetsujou no Kabaneri)

Alien H -Record of Experimental Sexual Intercourse with Extraterrestrial Being-

[Mousou Kai no Juunin wa Iki Teiru (Kan Danchi)] Suzumiya Haruhi-san no Kiken na Ai Taiken 3 (The Melancholy of Haruhi Suzumiya)

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

(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]

Magical Occult Research Girl Defeated

You are My Experimental Dragon | Kimi wa Boku no Jikken Ryu

(C79) [Modae Tei (Modaetei Anetarou)] Shokutai Rasetsu ~Jou no Ken Kuni Kuzushi no Majuu~ (Samurai Spirits)

(C67) [Kantou Usagi Gumi (Kamitou Masaki)] Mujuuryoku Lunamaria (Kidou Senshi Gundam SEED DESTINY)

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

(C80) [Null Mayu (Chimosaku)] Boku wa Yozora wo | I Don't Have Yozora (Boku wa Tomodachi ga Sukunai) [English] {DarkSpooky}

Muchi Muchi Bomber 5

Fellatio Kenkyuubu Blowjob Research Club Ch. 3

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

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

Research Love Make Presentation | Research Lab x Expression

Fellatio Kenkyuubu | Blowjob Research Club Ch. 2

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

(ToHeartSai 2) [LALA STUDIO (Ayase Shinomu)] human experimentation (ToHeart2)

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

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

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

【喵子小屋】[kingbang] Katarina Vs Samira (League of Legends) [Chinese] [九阳豆浆基汉化] [Decensored]

(COMIC1☆8) [K2 Tomo no Kai (Mizuki)] GIRLS ANNIVERSARY SIDE P (HappinessCharge Precure!)

(C92) [TRY&Hougen Futari Shakai (Hougen)] Seishori Servant IN My Room (Fate/Grand Order) [Chinese]

Dance! Tentacle Research Institute

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

Ritou no Shojo, Kakusei no Chou Rinkan

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

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

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

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

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

(CR35) [PAM (Tachibana Surimu)] BACK!! (Mahou Sensei Negima!)

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

(C93) [Shiro Gas Koujou (Fushoku)] Kino no Tabi no Erohon V - the Erotic World (Kino no Tabi)

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

Fellatio Kenkyuubu - Fellatio Research Department

[Art Jam (Michi, Mitsumaro, osm)] Denman Nijuuyonji Nijikanme [Digital]

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

Dance! Tentacle Research Center - Seedbed-hen

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

Spiritual Lunch 3

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

Research Fellow

[Department Y Research Institute] Bōkoku ōjo no matsuro

Twilight's Research | 暮光学习计划

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

Kongou to Manatsu no Kinoko Kari? !

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

[Circle Sinobu (Sinobu Hatamotoshuu)] unk-ziru m@ster Scatolo AV Joyuu ni Naru Shimai no Monogatari (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [臭鼬娘漢化組] [Digital]

Raku Pera Vol. 24

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

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

[NCP (Suzuki Metal)] Ore no Shiranai Aida ni Koibito ga Moto Doukyuusei ni Inran Mesuinu ni Kaerareteita Ken

Kawari Kawatte Final

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(C81) [Neko no Kone (Takeyu)] Nukanaide! 3 Full Color Omakebon (Touhou Project)

Tsunagaru Seishun Boys!

[P-FOREST (Hozumi Takashi)] Yaritai Houdai I As Much as You'd Like (Toaru Kagaku no Railgun) [English] [EHCOVE]

Natsu no Mushi | Like a Moth

(COMIC1☆8) [Garakuta-ya (Neko Gohan)] Zen ○mon Hirake! (Kantai Collection -KanColle-)

[Tarazoo] Sex Friend (COMIC Koh 2018-11) [English] [Akko] [Digital]

Nyanptation

Ore no Ie ni Iribitaru Gal Bitch to Hamemakuru | 和總愛滯留我家的婊系辣妹干了個昏天黑地♥

Sakuya-san to Lovex na Hibi Milk Zoe | Lovesex Milk Days With Sakuya-san

(C88) [ORICOMPLEX (orico)] Nise no Sandou (To LOVE-Ru) [English] [WhiteXmas]

(COMIC1☆13) [Kemao 9% (Onamaru)] AbiPako Master no Ohiza no Ue de Pakkopako (Fate/Grand Order)

Kikuushi-sama e no Shinmitsudo ga MAX ni Narimashita!

Oidemase Yakumo Shiratama 「Yuukaku」 Rou

[Unagiyasan (Hanamiya Natsuka)] Harapeko Succubus-chan | Hungry Succubus-chan [English] [DKKMD Translations] [Digital]

(THE VOC@LOiD M@STER 5) [Chinpudo (Marui)] Sweet Room (Vocaloid)