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(C90) [milkberry (Kisaragi Miyu)] skmzx4

(Gunreibu Shuho & Houraigekisen! Yo-i! Goudou Enshuu 3Senme) [Tateana Juukyo (Ana)] Hajimete no Tsugi no Hi no Asa ni (Kantai Collection -KanColle-)

(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

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

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

Suyasuya Sado-sama

Oyaji no Fundoshi 老爸的兜裆布

[Aran Rei] HIKARU (Lemon People 1997-11 Vol. 236)

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

Oreimo Binetsu Tyuihou 4

[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]

Fellatio Research Department | Fellatio Kenkyuubu - Ch.01

(Yasoinabasai 9) [Feriko Misshitsu (Feriko, Ponkichi)] Banchou-chan Kenzan! (Persona 4) [Sample]

[Kurono Masakado] HARD S

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

Flamenco na Shoujo-tachi no Ehon

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

(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

[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

[lv426 (Mecha Sharekoube)] Madness (Fate Grand Order) [English] [atang] [Digital]

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】

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]

(C81) [From Japan (Aki Kyouma)] ST×TETHU (Street Fighter)

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

Yuyugoto

Bowsette's Research

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

Research of Barnaby Brooks Jr.

男の娘セーラー戦士W

Manga Research Triangle

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

Binyuchousain Ayako | Busty Researcher Ayako

Ikisaki | 路之彼方

The Legend of Zelda: Twilight Aftermath (German)

[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

[Nantara Kantara (Shungiku Tenudon)] Sasou Harukaze Kamikaze Nabiku (Kantai Collection -KanColle-) [Digital]

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

[Hoshino Ryuichi] Sennyu Tsuma Satomi Kiroku | 臥底人妻里美 洗腦凌辱的記錄 下集 [Chinese] [Incomplete]

(C81) [D-heaven (Amanogami Dai)] Boku wa Sefure shika Inai (Boku wa Tomodachi ga Sukunai)

COMIC Unreal 2017-12 Vol. 70 [Digital]

Otokonoko no Kuse ni Namaiki da! | 明明是伪娘却这么狂妄！

(SC37) [666protect (Jingrock)] Cattleya no Hon -Mama to Musuko no Mitsugetsu- (Queen's Blade) [English] [tokorodokoro]

Fellatio Kenkyuubu | Blowjob Research Club

[Shogota] Nyotaika Yankee Danshi! Ijirare Hamerare, Torottoro 3 [Chinese] [零食汉化组] [Digital]

[Tamaki Nozomu] Koko ni KISS Shite

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

Wagaya no Ryouriban | 我家的煮饭婆

(C74) [Yuugai Tosho Kikaku (Tanaka Naburu)] Goumonkan Shintenchi Hen | Torture Dungeon: New World Edition (Macross Frontier) [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]

Attack on Research

(C94) [Wareme (Koppe)] Kawakami No Maedewa Sessei Dekinai Setsu (Persona 5) [Chinese] [塔布里斯個人漢化]

(C79) [Kinbou Sokai (Konmori)] Haruyoi Kobanashi

Uni Pai!!

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

触手×スクール水着2

Futanari Kenkyuu Dousoukai | Futanari Research Club

[AMAGI AN IRONWORKS (Ebisu)] HOBBY`S BLOCK!! 15 Meijou Shigatai!! (Haiyore! Nyaruko-san) [Digital]

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

[Yo-Ka] Peach Coat

(C97) [Midoriya (Ryokusiki)] Okita-san to Ichatsuku Hon | A Book About Flirting With Okita-san (Fate/Grand Order) [English] {Doujins.com}

[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]

(C75) [TailBell (Osuzu Akiomi)] Estrus (Birdy the Mighty)

Shounen Arisu to Kindan no Kajitsu

Bibiri Otoko no Otoshikata?! | 全力榨精STH√騎秉位キ

[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

[Okumori Boy] Mainichi ga Sounyuubi - Every Day is Sex Day [Digital]

Panchira Musume no Hon (Soul Calibur)

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

Rinko 350

Canopri Comic 2011-02 Vol.4 [Digital]

Fellatio Kenkyuubu Blowjob Research Club Ch. 3

[Tokorotenf] Nyuu Haafu JK ・ Akiho-chan no Junan Seikatsu Saishuuwa

[Weixiefashi] [Full Colour V1]The Cruel Empire Executioners full colour version 1 [帝国处刑官爱丽丝大人的长靴踩杀拷问][全彩版本1]

(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]

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

(C93) [PONDEMIX (Yukiguni Omaru)] FGO-MIX -if- (Fate/Grand Order)

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

[Matsu Takeshi] 10-kakan Nininbaori Seikatsu!! | 10 Days in a 2 Man Suit (Gekidan Vol. 13) [English]

Aoiro Träumend

Dance! Tentacle Research Institute

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

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

Kairaku Yuugi

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

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

[イキヌキ。] 【クチとツノ編】魔道具屋の局部責め調教日誌

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

Gangu Megami 1

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

[Fudeoki Seisakujo (Sabano Fudeoki)] Suika Tandeki (Touhou Project) [Chinese] [Digital]

[Amane Shirou] Mesu no Mizo Shiru Sekai ~Usotsuki JK ni Seisai no Gishiki~ Ch. 5 [Chinese] [伊織漢化組]

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

Ikura Umeshi!

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

Fellatio Kenkyuubu - Fellatio Research Department

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

(CR34) [EXtage (Minakami Hiroki)] EXtra stage vol. 11 (Onegai Twins)

L'etran Veil

[Ameshoo (Mikaduki Neko)] Touhou TS Monogatari ~Flandre-hen~ (Touhou Project) [English]

Suki na Ko dakara ne!

My dear Chibusa-sensei Tabigarasu

{Point Takashi} I love mama ch.1 (mama daisuke){man-machine translations}(eng)

Dance! Tentacle Research Center - Seedbed-hen

(C48) [Maru] Fushigi Yuugi Shishunki Manman (Fushigi Yuugi)

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

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

[Higashiyama Show] Gift

Uchinohito to wa Shita Kotonai no ni

[Fujimiya Hiroshi] Shoujo no Kaikata Shitsukekata ~ Bishoujo Kankin Shiiku Nikki ~

Research Fellow

Enterprise no Motto hazukashii hon | Enterprise Even More Embarrassing Book

[Danchino] dorei si-ru wo tuka o u！~ o zyousama ha boku no i inari~ 使用奴隶贴纸！～让大小姐对我言听计从～(COMIC BAVEL 2024-03) [Chinese]

[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?

(C67) [Onomatopoeia (Yokoi Rego)] BIGIRUKI RUKIBIGI (Sukatto Golf Pangya)

Dorei Joou Soarer Vol. 16

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

(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]

[Setouchi Pharm (Setouchi)] Arachne Joushi no Ie ni Otomari suru Hon [Digital]

(Reitaisai 12) [Penetrate (Reiha)] Keine to Shota no Yoru no Seishori Kyoushitsu (Touhou Project)