Cereal Research Nonprofit

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

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

Zecchou Kenkyuujo | Orgasm Research Facility

[Kamoto Negi] Megane no Mukougawa (Shoujo Hakume)

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

FDO Fate/Dosukebe Order VOL.B

Takabisha Elf Kyousei Konin!!

COMIC Kairakuten 2015-12

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

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

Bondage Compilation From Brain Storming 01

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

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

Fellatio Research Department | Fellatio Kenkyuubu - Ch.01

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

Two Girl's Suck-Suck Research Note

[Noumusai (Miyashiro Yousuke)] Mucchiri Dekachichi Elf no Oba-san to Ano Hi Kawashita Sukebe de Ecchi na Yakusoku [Chinese] [潇洒个人汉化] [Digital]

[Manno Rikyuu] Kobi no Meikyuu - Labyrinth of Love

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

[Takama] Barbatos-sama no Shito ni Narimasu (Genshin Impact)

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

The big olympian family

Dance! Tentacle Research Institute

Fellatio Kenkyuubu - Fellatio Research Department

Doko ka no Kariyado de onnanoko to | With A Girl Over In A Rented Apartment Somewhere

[BLACKFTOS] Spreading Venom on this Wonderful World 2

(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]

(C92) [OTOMEKIBUN (Sansyoku Amido.)] Gakkou de Seishun! 13

JS Kenkyuukai | JS Research Seminar

[Tsuruta Bungaku] kyouhaku (COMIC Koh Vol. 1) [Chinese] [最低限度漢化]

[Kieyza cmp (Kieyza)] TOHO N+ LL&MSA Type-R (Touhou Project)

(C50) [Bible (Ogata Satomi)] Kyouakuteki Shidou Daiichijou Daigokou (NG Kishi Lamune & 40 [Knights of Ramune & 40])

うなクラブ

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

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

Yuki Chinpo Soushuuhen Ritsuko Hen Azusa Hen Ami Hen Mami Hen Iori Hen

[Department Y Research Institute] Bōkoku Ōji no matsuro

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

Fellatio Kenkyuubu Blowjob Research Club Ch. 3

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

[Oobayashi Mori] Itoshi no Manman -Midara na Onsen Ryokou- | Beloved Manman - Lewd Hot Spring Trip (ANGEL Club 2023-06) [English] [Bamboozalator] [Digital]

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

Tama-nee Gezai Fukuyou Date

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

Magical Occult Research Girl Defeated

Pure Hand Maid May

[minori]Trinoline 豪華版特典 小冊子

Twilight's Research | 暮光学习计划

Futanari Kenkyuu Dousoukai | Futanari Research Club

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

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

(C99) [INFINITY DRIVE (Kyougoku Shin)] Shi・ro・lan・ta (Kantai Collection -KanColle-)

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

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

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

Dance! Tentacle Research Center - Seedbed-hen

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

[ぴすたちお] Futanari Senpai x Rugby-bu Kouhai-kun

Minori-chan chi Sono 3