Towako San [Digital]
[Matsurioka Hideyuki] Reken ~Shinsoku Raper Domo~ | Rape Researches
Dance! Tentacle Research Institute
[Kumano Tooru] Anata to Dakara Shitaikoto | 和你一起所以會想要做的事 [Chinese]
[148bpm (Kanon)] FGOchinpo (Fate/Grand Order) [Digital]
[Kinku] Jiyuukenkyuu Bitch Report | Research Project: Bitch Report! (COMIC LO 2013-09) [English]
Magical Occult Research Girl Defeated
[Rocket Monkey] Jogging Mrs. (COMIC Megastore H 2012-09) [English] [desudesu] [Digital]
[Kawai Shun] Odoru! Shokushu Kenkyuujo (Omake manga) | Dance! Tentacle Research Center (Bonus Comic) [Chinese]
Bokutachi wa Yoru no Benkyou ga Dekinai
NACHTKRIEG×LICHTEN DES ANKERS!
[Umino Luka] Naisho no Zangyou
JS Kenkyuukai | JS Research Seminar
[Kuroiwa Yoshihiro] Fuwa Fuwa. 3
[Aikawa Ryou] Mahou Shoujo to Yuri no Ori | The Magical Girl and the Cage of Lesbianism (2D Comic Magazine Yuri Ninshin Vol. 1) [English] =LWB= [Digital]
(COMITIA120) [Ninokoya (Ninoko)] Shoujo Kaishun [English] [Scrubs]
Kayoizuma | Commuting Housewife
[Seizou Ebisubashi] Workers' holiday
Deriberu | The Velvet Prostitutes
Fellatio Kenkyuubu Ch. 3 | Blowjob Research Club Ch. 3
(C77) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Shin Hissatsu Waza no Kyoufu " - Turupeta Research Report
Jiyuu Kenkyuu de Ochinchin o Shiraberaremashita | We Decided to Examine a Penis for Our Independent Research
Eiken Makaizou 3
[Kuro no Kuroe (Kurono)] Install Zero - Subtank 1 (Megaman Zero)
The End Of The Century Is Coming
Erina-sama no Renai Kenkyuukai. 2 I Erina-sama's love research lab 2
Tonari no Nakadashi Oneesan [English] [Rewrite] [Goat]
チクチククリ肥大
Abby to Naisho no Hamedori | Abby and the Secret Homemade Sex Tape
Sirius no Bathroom Service | Sirius' Bathroom Service
[Dokurosan] Eiken Lovers | Movie Research Lovers (COMIC Tenma 2009-05 Vol. 132) [English] [Brolen]
[Kawai Shun] Odoru! Shokushu Kenkyuujo "Naedoko" Hen | Dance! Tentacle Research Center - Seedbed-hen [English] [solowing]
(C83) [Gyokotsu Kouzou (Kapo)] Take no Hana | Bamboo Flowers (Touhou Project) [Chinese] [oo君個人漢化]
[犬] 黒猫のぶーかるー
Jichikai no Hitozuma wa Totemo Ecchi Deshita. 2 Chiku Center Shokuin Nakahara Keiko Hen | Neighborhood Associations Part 2: Keiko
(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]
Itakano
(COMIC1☆5) [Toko-ya (HEIZO, Kitoen)] Saint Foire Festival 4 [Digital]
Sakusei Shinin | Semen Squeezing Undead
Twilight's Research | 暮光学习计划
Caramel Macchiato 9
Namahousouchuu ni Netorarete Mita
Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club
Zecchou Kenkyuujo | Orgasm Research Facility
(C74) [Tsurupeta (Various)] Tsurupeta Kenkyuu Houkokusho "Kakyuu Sentou In no Isshou" - Turupeta Research Report
[PONPON] Positive!
[Un-Go] Doctor Kazamori's Slightly Naughty Research 2 [English]
(C89) [Sunset Beach (Hammer)] Milk Shower Gensou (Touhou Project) [Chinese] [靴下汉化组]
[Takahashi Note] Jiyuukenkyuu | Independent Research (COMIC LO 2015-11) [English] {5 a.m.}
(COMIC1☆11) [Showa Saishuu Sensen (Hanauna)] Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record (Hyouka) [English] [Doujins.com]
GIRLS und PENISES
(C75) [Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho "Kessen Zenya" - Turupeta Research Report
[Hara Shigeyuki] Binyuchousain Ayako | Busty Researcher Ayako [English] {Tadanohito} [Digital]
[Miitoban] Smell Love Love Love Smell (COMIC HOTMILK 2018-12) [Chinese] [擊敗西楚霸王整支大軍的的滾燙龍氣漢高祖] [Digital]
(C88) [MoonPhase (Yuran)] Nishikino Maki no Warui Yume (Love Live!)
Dance! Tentacle Research Center - Seedbed-hen
Lust Libido Lewd
Zecchou Kenkyuujo 2 | Orgasm Research Facility 2
Natsu no Lesson - Summer Lesson
[Pirontan] Otona no Douwa ~Cinderella
Crowded Train
Pool no Naka | Pool Pals
[Kihiru] Hakudaku no Sono Ch. 1-3
[Slow Masturbation Research Society] "The seven fundamental operations" [ENG]
[Ogawa Kanran] Yoi Kono Jiyuu Kenkyuu | Independent Research Time [English] [Jojo]
(C38) [Axis (various)] Vermilion 3 (Nadia of the Mysterious Seas)
(Ikezu na Anatasama Okawari) [Sweet Avenue (Kaduchi)] Swim Sweet Standard (THE iDOLM@STER)
Haha Netori
彼女の穴さん
[Moyamoya] Labyrinth [Digital]
(C84) [Kacchuu Musume (Yukiyanagi)] Shingeki no Kenkyuu | Attack on Research (Shingeki no Megami) (Shingeki no Kyojin) [English] [CGRascal]
[MEKONGDELTA] Rikabine
幼馴染に無意識に告ってしまったので慌ててごまかす話
Ring x Mama Bangaihen 6
Kirei na Onee-san
Fellatio Research Department | Fellatio Kenkyuubu - Ch.01
Research of Barnaby Brooks Jr.
[Hroz] Succubus no Ningen Kenkyuu | Human Research by a Succubus [English] [thetsuuyaku + 4dawgz]
Fellatio Kenkyuubu Blowjob Research Club Ch. 3
(C63) [MUSASABIDO (Bakuchin)] Research of a maid
no Futami-chan Ni no Kyonyou no Imouto o Baka Nii ga Oshioki Shita!
(C79) [Studio Katsudon (Manabe Jouji, Piston)] Listy!! (Queen's Blade)
(Rainbow Flavor 18) [World of Pure (Negom)] Tenshi no Otoshikata (Hugtto! Precure)
Bowsette's Research
Thorndike no Kouka no Housoku
Musuko no Yuujin to Netorare Gachiiki Se〇su
[Nekogen] Girigiri kazoku, parts 1-4
Succubus Install
Adult Goods Tanchiki ~Machi no Inran Onna o Research Seyo~
(Bessatsu Love Romance) [mg. (Yumegi)] Nozaki-kun, Watashi ni Tetsudaeru koto, Aru? (Gekkan Shoujo Nozaki-kun)