Shin Sokkyuuou
Ryouki First Chapter: Zeroshiki Department Store
Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research
[Tsukimigusa (Mutsuki Haru)] Rose of Vampire II [Digital]
Magical Occult Research Girl Defeated
(C85) [Cocoa Holic (Yuizaki Kazuya)] Sakurairo Empress (Outbreak Company)
[Kawai Shun] Odoru! Shokushu kenkyūjo (Omake manga) | Dance! Tentacle Research Center (Bonus Story) [English]
(C84) [Kacchuu Musume (Yukiyanagi)] Shingeki no Kenkyuu | Attack on Research (Shingeki no Megami) (Shingeki no Kyojin) [English] [CGRascal]
[Pollinosis (Shinkuu Tatsuya)] Onna Kachou no Himegoto ~Boku no Kachou wa Hentai Onna datta Ken ni Tsuite. | My Female Department-Manager is Secretly a Slut [English] [thetsuuyaku]
[Slow Masturbation Research Society] "The seven fundamental operations" [ENG]
(C89)[MIX-EDGE (Arui Ryou)]ああっアクア様!(Kono Subarashii Sekai ni Syukufuku o!) [Chinese] [无毒汉化组]
[Mayonnaise.] Shomubu Kouseika Seishorigakari | General Affairs Department, Public Welfare Section, Sexual Disposal Branch Ch. 3 [English] [BATS]
[SOUND MILK (Otochichi)] Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research (Mahou Tsukai Precure!) [English] [ATF] [Digital]
(C66) [Zangyaku Koui Teate (Nasake Muyou)] Trinitrotoluene (Shakugan no Shana) [English]
Attack on Research
Binyuchousain Ayako | Busty Researcher Ayako
(COMIC1☆11) [Showa Saishuu Sensen (Hanauna)] Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record (Hyouka) [English] [Doujins.com]
[Mr. NDC] Natsumi x Ban - Valentine's Day [English]
(Reitaisai SP) [MxM-Factory] Sekkakunanode H na Manga wo Kaitemimashita ~Rumia Hen~ (Touhou Project)
Fellatio Kenkyuubu | Blowjob Research Club Ch. 2
Bowsette's Research
(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]
[Amano Ameno] Wednesday After School [English]
COMIC Kairakuten XTC Vol. 3
Dance! Tentacle Research Center - Seedbed-hen
Kyouei Mizugi ga Zenmenteki ni Karada ni Haritsuichatta Zuikaku
Dance! Tentacle Research Institute
(C75) [Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho "Kessen Zenya" - Turupeta Research Report
Hiwai Depart ERON
Shomubu Kouseika Seishorigakari | General Affairs Department, Public Welfare Section, Sexual Disposal Branch Ch. 3
(C79) [Tiramisu Tart (Kazuhiro)] DaKyouYukari 2 (Touhou Project)
[Cyber F] Kaizou Gakuen "Cyborg Kenkyuubu" | Modification Academy - Cyborg Department [English] =LWB=
The Tickler VS. The Lady Pirates
Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club
[2gou] Nakadashi Service Department [Digital]
Chaldea Ochinpo Atatamebu Gubijin x Gudao Hen | Chaldea Cock Warming Department Gubijin x Gudao
(C92) [Hybrid Jimushitsu (Muronaga Chaashuu)] Hybrid Tsuushin Vol. 28 (Neko no Otera no Chion-san)
Suika
The Sancho Soushuuhen
Kasshoku Elf JK to Naze ka Dousei Shitemasu. | 不知为何,我和褐色精灵JK在同居。
(C60) [BLUE GARNET (Serizawa Katsumi)] GIIII (Love Hina)
(C76) [Kikuya (Kimura Naoki)] Beta Hore A-style (Kizuato)
Magical Sex Friends
(C63) [MUSASABIDO (Bakuchin)] Research of a maid
Futanari Kenkyuu Dousoukai | Futanari Research Club
Zecchou Kenkyuujo | Orgasm Research Facility
(C76) [Hakueki Shobou (A-Teru Haito)] Kuroiro Jikan - Black Time (K-ON!) [English]
[Kawai Shun] Odoru! Shokushu Kenkyuujo "Naedoko" Hen | Dance! Tentacle Research Center - Seedbed-hen [English] [solowing]
Tsukibae o Mushibamu
[Aoki Seishin] Inyoku Hyakkaten - Immoral Department
[Zonda] Fellatio Kenkyuubu Ch. 2 | Blowjob Research Club Ch. 2 (COMIC Mugen Tensei 2021-07) [Chinese]【羅莎莉亞漢化】
(Kouroumu 11) [Ana Futatsu (Wenajii)] Yoru wa Minajuu ni nare (Touhou Project)
Zecchou Kenkyuujo 2 | Orgasm Research Facility 2
(C74) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Kakyuu Sentou In no Isshou" - Turupeta Research Report
(C71) [Gambler Club (Kousaka Jun)] Mahora Gakuen Tyuutoubu 3-A (Mahou Sensei Negima!) [English]
(C80) [Digital Accel Works (INAZUMA)] INAZUMA Jiyuu Kenkyuu | INAZUMA Research Project (PreCure) [English] {5 a.m.}
(C78) [Draw Go (Souichi)] Tokumei Research 1999 ~ Maya-chan Shinsou Kaimei File ~ (Occult Academy)
[Yukibana] Himitsu Date (Senran Kagura)
Two Girl's Suck-Suck Research Note
Hokahoka JS Onsen
Tsukiyo ni Kawaku
Tomaranai Dokidoki
[Dokurosan] Eiken Lovers | Movie Research Lovers (COMIC Tenma 2009-05 Vol. 132) [English] [Brolen]
TSF no F no Hon Sono 1
Houshibu o Kengaku Shiyou! | Let’s Visit The Service Department!
(C77) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Shin Hissatsu Waza no Kyoufu " - Turupeta Research Report
[Yunioshi] Mirai Hinyoukika - Mirai Urology Department (COMIC Megastore H 2007-09) [English] [Kusanyagi]
(C78) [Yo wa Okazu wo Shomou Shiteoru (Shian)] Onna Kenkyuuin no Ijou na Aijou | A Female Researcher's Abnormal Desire [English] =LWB=
(SUPER20) [SKYJACK (Kitajima)] Bed wa Shita-ha. | Bottom Bunk Type. (Free!) [English] [Carrot-Bunny]
[Un-Go] Doctor Kazamori's Slightly Naughty Research 2 [English]
[Hroz] Succubus no Ningen Kenkyuu | Human Research by a Succubus [English] [thetsuuyaku + 4dawgz]
[Ogawa Kanran] Yoi Kono Jiyuu Kenkyuu | Independent Research Time [English] [Jojo]
[O.RI] DEPART GIRL 2
Pusoni no Sukebe Bon NT
[Sanbaizu] Nozoki Buil ~Depart no Mizo Toile~
Fellatio Kenkyuubu Blowjob Research Club Ch. 3
Twinkle Star☆ SPRiTes
[O.RI] DEPART GIRL 1
(C68) [MOON RULER (Tsukino Jyogi)] Crimson Tide (Kidou Senshi Gundam SEED DESTINY) [English] [desudesu]
Adult Goods Tanchiki ~Machi no Inran Onna o Research Seyo~
Yami ni Furu Ame 1
Tairyoku Obake na Rikujou Circle no Joshidaisei ga SeFri ni Genkai made Tsukareru Ohanashi Sono 2
JS Kenkyuukai | JS Research Seminar
(Reitaisai 12) [F/T (Ken)] Osawari Aya-chan (Touhou Project)
[Oda Non] Osananajimi CONTI nyu [English]
Possession Department
[Kawai Shun] Odoru! Shokushu kenkyūjo (Omake manga) | Dance! Tentacle Research Center (Bonus Comic) [English]
[Kinku] Jiyuukenkyuu Bitch Report | Research Project: Bitch Report! (COMIC LO 2013-09) [English]
Nozoki Buil ~Depart no Mizo Toile~
Mash to Koukou Seikatsu Seifuku Hatsu Ecchi Hen
[Mayonnaise.] Shomubu Kouseika Seishorigakari | Sexual Management Duty in the Welfare Division of the General Affairs Department Ch. 1-2 [English] {Faytear}
Nakadashi Service Department
Fellatio Research Department | Fellatio Kenkyuubu - Ch.01
[Sanbaizu] Nozoki Buil ~Depart no Mizo Toile~ [Chinese]个人翻译
Maslow Depart 1# y 2# -kai (decensored)
Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record
Josou Shite Dearuitara Jinsei ga Kurutta Ohanashi
Miwaku no Kanade to Oshioki Gokko
[Karasu] "Seito Shidoubu" na Kyouzai | "Sexual Counseling Department" Teaching Material (Bessatsu Comic Unreal Joushiki ga Eroi Ijou na Sekai) [English] [biribiri]
(C84) [Alice no Takarabako (Mizuryu Kei)] MARS VOLTA: MERCURY SHADOW 3 (Bishoujo Senshi Sailor Moon)
Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3
(Futaket 5) [Hijouguchi (TEI-OH-K-TAKAMURO)] Futanari Kokoro Tenshin (Naruto)