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

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

(C86) [majocolony (majoccoid)] Kontama (Oboro Muramasa)

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

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

Takane no Hana wa, Midasaretai | 高嶺之花、意乱情迷 01-04

Dance! Tentacle Research Institute

Bowsette's Research

Anmari Ijimecha Iya dakara.

[Department Y Research Institute] Bōkoku Ōji no matsuro

(C73) [Chuuni+OUT OF SIGHT (Kim Chii)] Renkaihou (Saki)

Dance! Tentacle Research Institute

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

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

JS Kenkyuukai | JS Research Seminar

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

摩耶様 腋責め

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

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

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

Haittemasu!

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

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

Futari Dake no Yume o Mimashou

[Iwao] Tsunade (Naruto) [English]

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

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

COMIC BAVEL 2015-02 [Digital]

Binyuchousain Ayako | Busty Researcher Ayako

Aniya-san Change! -Aniya-san no Christmas 2017-

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

Research Fellow

Onii-chan Control

[Kantou Usagi Gumi (Kamitou Masaki)] Super Mini skirt Pilot Keikaku (Mobile Suit Gundam Seed Destiny, Super Robot Wars) [Digital]

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

[CHRONOLOG & Fururi] 月に向かう蝶

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

Aamiwaku no Esperman

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

(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]

[Daen (Konboi Chouchou)] Pray to the Rain (Fullmetal Alchemist) [English]

Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club

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

(SHT2013 Aki) [NAS-ON-CH (NAS-O)] EGG PLANT Yuki (Space Battleship Yamato 2199)

[Sengoku-kun] Branded ~ Hagane no Rakuin ~

[Department Y Research Institute] Bōkoku ōjo no matsuro

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

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

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

Himitsu no Yuukan Madam 2 | 秘密人妻俱樂部 2

(C101) [Penpengusa Club (Katase Minami)] Joouheika no Seiteki Shinan (Fate/Grand Order) [Chinese] [不咕鸟汉化组]

Fellatio Kenkyuubu - Fellatio Research Department

[Entelekheia (Chirumakuro)] Marie Nipple R (Dead Or Alive) [English] [pundeiu] [Digital]

Movie Research Lovers

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

(C64) [Skirt Tsuki (keso)] Hangen Kyuusoku no Hazu Nanoni (Mobile Suit Gundam) [English] [desudesu]

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

(C83) [Molotov Cocktail (Oowada Tomari)] CURECURE S (Smile Precure!)

Fellatio Kenkyuubu | Blowjob Research Club

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

Fellatio Research Department | Fellatio Kenkyuubu - Ch.01

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

[Fuusen Club] Chibo Kyu

[Ameshoo (Mikaduki Neko)] Touhou TS Monogatari ~Chen hen~ (Touhou Project) [Digital]

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

[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

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

DK no Pantsu ni Naritai!!

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