Researching Stepsisterweb

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

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

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

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

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

CG2R 02

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

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

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

Futanari Kenkyuu Dousoukai | Futanari Research Club

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

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

[Akiyama (Mikazuki Shiko)] Train Hunter (City Hunter) [English] [desudesu]

Movie Research Lovers

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

Yadoya no Oyaji ni Suiminkan Sareta Kekka, Ninshin Shussan shite Shimau Boukensha-chan

Dance! Tentacle Research Institute

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

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

Strawberry

[C.R's NEST (C.R)] Makuai no Miko (Samurai Spirits) [Digital]【中国翻譯】[DL版]

(C79) [HeMeLoPa (Yamada Shiguma)] Kitto Kawaii Otoko no Ko Dakara - Chikusan hen - (Moyashimon)

(C90) [Behind Moon (Dulce-Q)] DR:II ep.6 ~Fukkatsusha-tachi~ [English] [SaHa] [Decensored]

Seifuku Giga ~ Shian Cosplay Tanhenshuu ~

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

Dochira ga Osuki?

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

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

[CIRCLE ENERGY (Imaki Hitotose)] Betsu Sekai Holomen ni Ochinchin ga Haechattara Irasuto Shu～ (Amane Kanata) [Digital]

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

[Department Y Research Institute] Bōkoku ōjo no matsuro

[Garigarigari (Himadara)] Mahou Shoujo Magical Runa

[Azuma Tesshin] Boku no Toshiue no Kanojo - so cute my adult honey [Chinese] [無邪気漢化組]

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

Ophi-sama wa Honki yo | Ophio is Dead~Serious

Fellatio Research Department Epilogue

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

[Aodouhu (Neromashin)] Ore no Imouto ga America Ryuugaku Shitemo Konna Bad End ni Naru Wake ga Nai (Ore no Imouto ga Konna ni Kawaii Wake ga Nai) [Digital]

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

Saimin no Ou-sama ~Daremo ga Ore ni Hizamazuku Kami no Chikara o Te ni Ireta | 催眠的王者～得到了誰都要臣服於我的神的力量

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

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

[TSF no F (NOMU)] Sonzai Kaihen Appli ~Jibun no Imouto ni Kaerareta Ore~ | Existence Altering App ~I got turned into my own little sister~ (TSF no F no Hon 2021-02) [English] [ChoriScans] [Digital]

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

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

(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]

(C90) [Syouryu Yasui-Kai (Hoshino Ryuichi)] MADOKA Ryoujoku Hakkei 1 (Kimagure Orange Road)

Omochikaeri! | Take-out!

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

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

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

(C83) [Asuken (Kusakabe Tsukasa)] Seihate Cafe e Youkoso! (SENGOKU COLLECTION)

(Fata Grande Kikuusai 2) [type=punishment (Shido Daisuke)] Saa, xxx (Granblue Fantasy) [English] [animefan71109]

朝勃ち処理マ

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

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

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

Dance! Tentacle Research Institute

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

[The Jinshan] Sadistic Beauty Ch.1-25 (English) (Ongoing)

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

Binyuchousain Ayako | Busty Researcher Ayako

Fellatio Kenkyuubu Blowjob Research Club Ch. 3

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

Shounen Builder-tachi wa dou yatte Gunpla o Kaizou suru Okane o Kumen shiteiru ka Wakaru Hon / IV da yo Waka Okami!

RALLRILL 4

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

(SC58) [Mainichi Sonoba Shinogi (Kuroinu)] Chuunibyou Datta kedo! (Chuunibyou demo Koi ga Shitai!)

Zecchou Kenkyuujo | Orgasm Research Facility

Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research

Twilight's Research | 暮光学习计划

(Reitaisai 12) [Ato Nana Fun (Roki, Rindou)] Alice to Sex! (Touhou Project)

YOBAI Lullaby

Soujiki ni Suwarechatta...

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

Bowsette's Research

(C83) [Super Colorful (RyoSC)] Chou Koukou Kyuu no Kokeshi Soudou (Super Danganronpa 2) [English] [PhantomsJoker]

[Sukiyoshi Shinji] Tomoesen (Otokonoko Uke Vol. 1) [English]

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

Sakura Saku 3

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

(Puniket 34) [Scramble Yourouin (Haniwa Hao)] Punikebon 34

(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]

Dance! Tentacle Research Center - Seedbed-hen

[Kunisaki Kei] Iinari House Keeper (Kodomo Datte H Nano) [Chinese] [鬼畜王汉化组]

[Shian (Ojii-chan)] Futanari Syuko to Nitta-chan ga SEX suru Hon (THE IDOLM@STER CINDERELLA GIRLS) [Digital]

Sennetsu

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

(COMIC1☆10) [FRAC (Motomiya Mitsuki)] Taigai ni shite hoshii no dakedo (Kantai Collection -KanColle-)

Attack on Research

Manga Research Triangle

Kowareteiru

Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club

Fellatio Kenkyuubu - Fellatio Research Department

Broken Border

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

La Blanca Nieve

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

Research of Barnaby Brooks Jr.

Research Love Make Presentation | Research Lab x Expression

Kasshoku Yankee Musume-chan ni Saimin Kaketa kedo Osoware Kaesareta Hanashi

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

[Aoiro Ichigou] Kono Joukyou de Otouto Route ga nai no wa Okashii! (Tama to Nadeshiko) [Chinese] [瑞树汉化组] [Digital]

Magical Occult Research Girl Defeated

まるごと榛名

Akusyuu suru nyan?!

Seinaru Yoru ni Ego o Todokete

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

COMIC HOTMILK 2016-08 [Digital]

[Studio NEO BLACK (Neo Black)] Silent Buttefly: Episode4 (Saihanban)

おっしこ我慢

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

[Department Y Research Institute] Bōkoku Ōji no matsuro

Sunny no ♡♡♡♡ ni Kimochi ii ○○○○ o Oshiekomitai｜教給桑妮♡♡♡♡○○○○快感小隊

Gedou no Ie Gekan | House of Brutes Vol. 3 Ch. 7

Fellatio Kenkyuubu | Blowjob Research Club

Zecchou Kenkyuujo 2 Orgasm Research Facility 2

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

Fellatio Research Department | Fellatio Kenkyuubu - Ch.01

[Nemurineko (miniru)] Himitsu no Kyoukasho (Sennen Sensou Aigis) [Digital]

Two Girl's Suck-Suck Research Note

ずかちゃん

[Watanabe Wataru] Kiken-na Houkago

Akagi-chan wa o kusuri o nomanai

[Anthology] Love Shounen Shikou - Shounen Shikou 9

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

[Mercy Rabbit] PLEASURE x PLEASURE

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

[Shibasaki Syouzi] Anata Dakara | Because It's You (COMIC KOH Vol. 3) [English] [Team Koinaka]

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

Shisyunki Ha Hatsujouki8 - Kota Tsun

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