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

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

Zecchou Kenkyuujo 2 Orgasm Research Facility 2

(JOKERKIN) The Fertility Institution (English)

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

Dance department 01-11 chi - manhwaroshi

Vtuber Service Department

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

[Yunioshi] Mirai Hinyoukika - Mirai Urology Department (COMIC Megastore H 2007-09) [English] [Kusanyagi]

[ura_macoto] Lost and Found (Department store SM expo, kidnapping lost M women and taking them around) [English]

[Yukiyanagi] Seijo Gakuen ~Solvielle no Densetsu~ (Saint Woman education institution)

Zecchou Kenkyuujo | Orgasm Research Facility

Hiwai Depart ERON

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

(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]

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

Kaijin Kaihatsubu Tanpen Ero | Monster Development Department Short Erotic Manga

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

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

Muhou Chitai Iki Shuudan Chikan Ressha | The Touchy Mob Train Departing For A Lawless Land

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

Slave Correctional Institution

Dance! Tentacle Research Institute

[O.RI] DEPART GIRL 1

Research of Barnaby Brooks Jr.

[Department Y Research Institute] Bōkoku Ōji no matsuro

Chaldea Ochinpo Atatamebu Ushiwakamaru x Gudao Hen | Chaldea Penis Warming Department Ushiwakamaru x Gudao Edition

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

[Nekomimi to Kuro Mask (cielo)] Watashi no Haizoku Saki wa Seishori-ka 2 ~Natsu no Shain Ryokou Hen~ | My Assignment is in the Sexual Relief Department ~Summer Company Trip Chapter~ [English] [flowerswamp]

[Non-Gentleman War Department] Blooming in the smoke

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

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

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

[Random Parts (TAKUTEKS)] Hiwai Depart ERON

Houshibu o Kengaku Shiyou! | Let’s Visit The Service Department!

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

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

Dance! Tentacle Research Institute

(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]

v43 - Hin-nyu Depart

Fellatio Kenkyuubu - Fellatio Research Department

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

Nozoki Buil ~Depart no Mizo Toile~

[Sanbaizu] Nozoki Buil ~Depart no Mizo Toile~ [Chinese]个人翻译

Fellatio Kenkyuubu Blowjob Research Club Ch. 3

[Hoshino Ryuichi] Oshikake Byouin Netorare-ka - Descend Hospital Netorare [NTR] Department [English] [biribiri] [Digital]

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

(C62) [TAKA’s editorial department. (TAKAHiCo)] Kono Chiisana Mune no Uchi 2 (Sakura Wars)

Hokenjo ga Kita!! | The Health Department Is Here!!

[O.RI] DEPART GIRL 2

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

[2gou] Nakadashi Service Department [Digital]

Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research

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

[Karasu] "Seito Shidoubu" na Kyouzai | "Sexual Counseling Department" Teaching Material (Bessatsu Comic Unreal Joushiki ga Eroi Ijou na Sekai) [English] [biribiri]

[Awaji Himeji] Shouni Byouto Sanfujinka | Pediatric Ward Gynecology Department (Sugo! Loli) [English] [Fated Circle]

[Mayonnaise.] Shomubu Kouseika Seishorigakari | Sexual Management Duty in the Welfare Division of the General Affairs Department Ch. 1-2 [English] {Faytear}

[Neko Neko Panchu!] [Momoka Private Girls Institute] [Takako Todo's Punishment Training Record] (Fifth Grade - Yukimi Mochizuki Edition) [English]

Fellatio Research Department | Fellatio Kenkyuubu - Ch.01

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

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

Delusion Institute 1-3

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

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

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

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

JS Kenkyuukai | JS Research Seminar

Shomubu Kouseika Seishorigakari | General Affairs Department, Public Welfare Section, Sexual Disposal Branch Ch. 3

Two Girl's Suck-Suck Research Note

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