Research Operationalization

[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)

Pururun Seminar Ch16 - What Ladies Do

[ALPS (Various)] LOOK OUT 25 (Various)

Futanari Kenkyuu Dousoukai | Futanari Research Club

[Hashimoto] Play [Digital]

Neo Melodramatic 2

(C83) [RIBI Dou (Higata Akatsuki)] Chuunibyou Janai Hito ga Kowai | People Without Chuunibyou Are Scary. (Chuunibyou Demo Koi ga Shitai!) [English] [Life4Kaoru + TV]

[Maeda Sengoku] Ane Moe

Shasei no Shunkan! Seikatsu 24-ji

Orc Chinpo

Imouto wa Mahou Shoujo ni Naritai

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]

(C87) [MIX-ISM (Inui Sekihiko)] Amagi Endless Trip Show (Amagi Brilliant Park)

[Kawai] Odoru Shokushu Kenkyuujo 4

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

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

COMIC Penguin Club 2016-03

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

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

Magical Occult Research Girl Defeated

Daisenkan Koi o Suru Love Hotel to Musashi-san

Fellatio Kenkyuubu | Blowjob Research Club Ch. 2

[Souryuu] Onaco-chan no Enikki

[Department Y Research Institute] Bōkoku Ōji no matsuro

[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

[Motsu Ryouri (Motsu)] Dragon Queen's 6 (Dragon Quest XI) [Chinese] [Galo放飞自我个人汉化] [Digital]

Riesz-ka

[Atsugari Giyuugun (Militia)] Kantai Akuochi Keikaku 3 ~Suzuya Hen~ (Kantai Collection -KanColle-) [English] {Heartnsoul32} [Digital]

Kyoudai Ai

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

L2

Manga Research Triangle

[Zanka] Oshioki Shitai Ojou-sama to Saretai Maid-san

[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=

Kodomo no Te no Todokanai Basho e Hokan Shite Kudasai

Double Tuning

(C74) [CHIRIAKUTA (Yaburebouki Akuta)] Youmu ~Touhou Shoujo Saiin~ (Touhou Project)

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

dekiai otto ni yoru oshioki H! Omocha Naka do ku ￮ o dōjini amaku seme rarete | 被溺爱我的丈夫惩罚！用玩具同时调教里面和阴◯

Dualize My Angel

[Department Y Research Institute] Bōkoku ōjo no matsuro

(C93) [Hissatsuwaza (Hissatsukun)] U.RA.Channel (Kizuna Ai)

(C83) [Hanjuku Yude Tamago (Canadazin)] Futanari Tsuma Nanako

Wanko Kareshi no Shuu-kun wa Okoru to Inshitsu Shitto Peropero Hansei Gohoubi!

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

Nep tte Honey

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]

Girls Beat! Plus vs Mizuki

(Reitaisai 14) [Berry!16 (Mori Guruta)] Kusuguri Ijiwaru Patchouli-sama (Touhou Project) [English] {doujins.com}

[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]

(COMIC1☆7) [Aiirosakura (Aikawa Ryou)] Himasaku Ecchi 2 (Yuruyuri)

(C96) [Yowamidori (Saeki)] Chiisai Kobashi-san +

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

(Reitaisai10) [Aroma Gaeru (Numahana, Takeya)] Gokoku ho jo (Touhou Project)

[Saakurumitsuhagane (Uniko)] Ijimete Ageru Ne, Onii-chan

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

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】

[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.

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

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

(C83) [Yamadaya (WindArt & TokutokuP)] Funabori! Funabori!! (D-Frag!) (English) =LWB=

(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

Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club

(C93) [Pochi-Goya. (Pochi.)] Ane Naru Mono 6 (Ane Naru Mono) [Chinese] [無邪気漢化組]

Toshi Densetsu! Cunni Jijii

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

(C66) [Wanton Land Kumiai (Buchiko, Komame)] Gyara Tora! (Galaxy Angel)

Hatsu Inu 2 - Anfang Hund Zwei

Doing it with A-Chan

(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

Dragon wa Shizuka ni Kurasenai

Haste Makes Waste

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

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

Kiniro Star Light

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

Fellatio Kenkyuubu Blowjob Research Club Ch. 3

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

Twilight's Research | 暮光学习计划

Watashi no Suki na Oji-san x Ore no Suki na Eide Shoujo Chuu Ch. 1-2

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

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

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

BLACK ARISU

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

Inaka Shoujo

Dance! Tentacle Research Center - Seedbed-hen

Research Fellow

[Cotton house] Sonokoro, Anoko wa... 3

Riko-chan wa Hankouki!?

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

Fellatio Kenkyuubu | Blowjob Research Club

(C83) [Happy Drive! (Yofukashi)] Koisuru Youmu wa Chiisaku Hosoku te Toiki ga Tottemo Yoi Nioi (Touhou Project)

のぞき穴、隣の部屋のお姉さん

KYKY

Mei ga Ecchi na Douga Haishin wo shite ita kara Damatte Mite irarenakatta

(C78) [Youkai Tamanokoshi (CHIRO)] Hitozuma Soapland 18-Gou Ten Dounyuu-hen (Dragon Ball Z)

[白亜] ワトフラ本 (The Empire of Corpses) [Digital]

[Kossorikakuredokoro (Island)] C101 Omakebon | C101 Bonus Book (Sword Art Online) [English] [Digital] [Decensored]

(Akai jitsu hajikechau kamo! 2) [NUM (Nonta)] wet melty sweetie (Osomatsu-San)

Attack on Research

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

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

[Kyaradain] Imouto ga Komatteru kara...!! | Because my Little-Sister is Problematic...!! (COMIC LO 2022-03) [English] {Mistvern + Bigk40k} [Digital]

YukaRan Zentei de

Bowsette's Research

Kiyohime to Kekkon Shiyou!

Fellatio Research Department | Fellatio Kenkyuubu - Ch.01

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

You Are My Venus

Sole Game

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

Tsubasa o Kudasai

[Minagata Jinpachirou] MJ

Binkan Seihai Illya-chan

[Fetism (Tanaka Ginji)] Kitsune no Mama ni Goyoujin! [Digital] [English] [GunsAndGravy]

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

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

Fellatio Kenkyuubu - Fellatio Research Department

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

Zecchou Kenkyuujo 2 Orgasm Research Facility 2

(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]

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