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Insect Research Institute 2

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

Twilight's Research | 暮光学习计划

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

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

Two Girl's Suck-Suck Research Note

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

[Batta] Kitsune no Oyomechan to Kekkon, Ninshin, Shussan Digest

[Robokeh] Triple Threat : Gachapon (PDF quality)

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

Zecchou Kenkyuujo 2 Orgasm Research Facility 2

Futanari Kenkyuu Dousoukai | Futanari Research Club

[Takashiro Go-ya] Nyou Cup Ch.1-3

[Kokutou Nikke] Ooya-chan no Botebara Kyouiku Jisshuu‼ | Ooya-chan's Preggo Belly Teacher Training!! (COMIC Mugen Tensei 2020-12) [English] [LoeQuality Translations + Ricchi] [Digital]

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

(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]

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

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

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

[Guusuka] O-Inari-Sama ha Miteiru | O-Inari-Sama is Watching (COMIC HOTMiLK Koime Vol. 32) [English] [LoeQuality Translations] [Digital]

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

Research of Barnaby Brooks Jr.