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

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

(C87) [DearDeer (Kiu)] Miki to Ryokan de Deep Love (THE IDOLM@STER)

[Devin Dickie] – University Fitness Sorority Training

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

[Department Y Research Institute] Bōkoku Ōji no matsuro

(C87) [Alice no Takarabako (Mizuryu Kei)] Oideyo! Mizuryu Kei Land the 1st Day [Sample]

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

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

ANGEL Club 2016-12 [Digital]

Rika Ren ga ichatsuki hajimeru manga

Sona no Koujitsu!

Renkin Arthur-chan 4 Page Manga

2D Comic Magazine Seieki Bote Shite Gyakufunsha Acme! Vol. 2

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

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

Zecchou Kenkyuujo 2 Orgasm Research Facility 2

[Muchin] Sakura-chan no Jiyuu Kenkyuu 2 | Sakura-chan's Free Study 2 [English]

(C89) [Shoot The Moon (Fuetakishi)] High Elf × High School Shiro × Kuro [Chinese] [無毒漢化组]

Fellatio Kenkyuubu - Fellatio Research Department

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

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

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

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

Dance! Tentacle Research Institute

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

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

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

Nono Mayu Okuchi Ecchi Manga Modoki

Fellatio Research Department | Fellatio Kenkyuubu - Ch.01

[Aoi Hitori] Natsu no Gokigen (Bishoujo Kakumei KIWAME 2011-10 Vol.16)

Sweet Guy Ch.4-6

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

[Zonda] Fellatio Kenkyuubu Ch. 2 | Blowjob Research Club Ch. 2 (COMIC Mugen Tensei 2021-07) [Chinese]【羅莎莉亞漢化】

[Kazusa Shima] Fancy Tool

(SC2015 Winter) [ayafujii private circle (Fujii Aya)] Tanuki to Kitsune no Otona Date. (Gugure! Kokkuri-san)

(C65) [Aion (Amou Mari)] Random Ni Saku Nobe No Hana Ni | The Random Blooming of Flowers in the Field (Full Metal Alchemist) [English] [HMedia]

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

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

[Fukada Takushi] Kindan no Tobira [Chinese]

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

[Panda 4] Two Yellow Beans (Translated) [Fullmetal Alchemist Shota]

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

Research Fellow

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

JK no Hotaru-chan to Kekkon suru Houhou | A Method to Marry Hotaru-chan the JK

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

Fellatio Research Department Epilogue

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

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

[Kotori Jimusho (Sakura Bunchou)] Purpurrot (Neon Genesis Evangelion)

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