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[Anthology] Otoko no Ko-llection! R

Yakou Bus de Tonariawaseta Kyonyuu JD ni Itazura shitetara Saigo made Ikechatta Ken.

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

Dance! Tentacle Research Institute

[Maripyon] Nekomiya-kun wa Chotto Hen!? Ch. 1-4

[Tamaki Nozomu] Narikiri Lovers [English] {Tadanohito}

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

Magical Occult Research Girl Defeated

[Shiranui Research Institute (Shiranui)] Shiranuhi Ninpo cho ichi-kan (King of Fighters, Street Fighter) [Digital]

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

[Nightmare Express -Akumu no Takuhaibin- (Yakumo Ginjirou)] Yokubou Kaiki Dai 574 Shou -Ore Ore Sagi Gekitai!! -> Yami Site Shuudan Rape ni Hakanaku Chitta Bakunyuu Uza Oyako no Saiaku no Hi.- (Uzaki-chan wa Asobitai!) [Chinese] [有条色狼汉化]

Hello My Pretty Baby 3

Saru ni Jii o Oshieru to Shinu made Tsuzukeru?

(COMITIA115) [Kawai] Odoru Shokushu Kenkyuujo 16

JS Kenkyuukai | JS Research Seminar

[OKKI (Nebou)] Kitto Tabun Amakute Oishii (DRAMAtical Murder) [English] [Roketto Bombs no Fansub]

[Ototoi N (Mikoshiba)] Shounen Inma ga Ningen no Onee-san o Suki ni Naru Hanashi

[Taiki Ken Club! (Taiki KEN)] Goshujin-sama no Seishori wa Maid no Tsutome desu. (Azur Lane) [Digital]

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

[Jukuniku Kanin] Nikuyoku No Jusei | Impregnation of Lust (Jukuniku Kanin) [English]

(Girls Love Festival 21) [peachpulsar (Mira)] Jaguar wa Tabun Tatakawanai (Kemono Friends)

Gekka Juukan

Erina-sama no Renai Kenkyuukai. 2 I Erina-sama's love research lab 2

Chemmokobanashi S

[Aimaitei (Aimaitei Umami)] Madam ni Uwasa no Futanari-ka Detox ~Mini Incubus no Iru Massage-ten~ [Digital]

[Anthology] Koushoku Shounen no Susume 7

Chiri to shikabane 1

Kawaka Knife | The Knife that turns You into Skin

[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]

[Rocket Monkey] Netorare Serenade

[Kyockcho] Miyabi na Senpai 3 (COMIC BAVEL 2021-12) [Chinese] [無邪気漢化組] [Digital]

(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]

Mushi Yuugi 2 ~Prologue~ {Mant}

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

(C87) [DEX+ (Nakadera Akira)] i-Doll2 (Persona 4) [English] [Fated Circle]

Twilight's Research | 暮光学习计划

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

(C71) [club54 (Ichigo Mark)] Dorei Horyo Karen | Slave Captive Karen (Code Geass: Lelouch of the Rebellion)

[Un-Go] Doctor Kazamori's Slightly Naughty Research 2 [English]

[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]

Rem no Ecchi na Gohoushi | Rem's Lewd Service

(Jigoku no Tomoshibi Nanba Ni) [Dilcissime (Sakonishi)] Omoi ga Koborete Todoku Mae ni (Hoozuki no Reitetsu)

(C94) [Kuromisakaijou (Ikezaki Misa)] Hedo no Deru Gesu-domo no Kouyuuroku (Hunter x Hunter) [Chinese] [theoldestcat汉化]

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

Awaremi

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

FDO Fate/Dosukebe Order VOL.0.5

Tensei Hime♂To Tensei Ouji -轉生公主♂與轉生王子 Ch.2

Dance! Tentacle Research Center - Seedbed-hen

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

Sexy Witches in 504

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

[Kokochikyuu (Mutsu)] Kirie Fever (Himouto! Umaru-chan) [Chinese] [沒有漢化] [Digital]

Seiso de Karen na Onna Kyoushi mo Kantan ni Nikudorei ni Choukyou Dekiru Saimin Appli ga Arutte Hontou desu ka? （chinese）

[Slow Masturbation Research Society] "The seven fundamental operations" [ENG]

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

[Funabori Nariaki] Brown Princess -Kasshoku no Himegimi- (COMIC HOTMiLK 2016-03) [Chinese]

[STUDIO AWAKE] Nyotai no Himitsu (Mystery of the Female bodies) <Educational Comic:Biology and sex #4>

[Shou Akira] Love Clad

Pekora Saimin Appli Wakarase Hon

(C62) [HGH (HG Chagawa)] PG -PLEATED GUNNER- #07 - DEEP BLUE SEA Nenkai Reiki (Sakura Taisen)

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

(C70) [HAPPY WATER (Kizaki Yuuri)] SUMMER DAYS (The Melancholy of Haruhi Suzumiya)

Dance! Tentacle Research Institute

Fuyutoro * Shimakaze

(C97) [DOLL PLAY (Kurosu Gatari)] Galar no Yoru no Sugata (Pokémon Sword and Shield) [Textless] [Decensored]

Shiyou yo Souma-kun ~Ecchi na Musume Demo Ii Desu ka?~ Kanzenban

[Shimanto Youta] Chris Claus

Musume to Chichi ga Hatsu Ecchi de Nakadashi Suru Hanashi

Jijo Akuma Hilda-san | Demon Maid Hilda-San

Fellatio Research Department | Fellatio Kenkyuubu - Ch.01

Research of Barnaby Brooks Jr.

[LadyBacker (Hinatsu)] Scandal [English] [Panatical]

[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

Kawaranai Mono - Things that don't change

[Chonmage Teikoku (Magekichi)] Osananajimi ga Hoka no Otoko to XX Suru no wa Atarimae no Sekai [Chinese] [某梦个人汉化]

[RPG Company2] TOUCH MY HE@RT4 (THE iDOLM@STER) [Digital]

[Renn Sport] Kinshin Shimai Sekkan

Bowsette's Research

[Department Y Research Institute] Bōkoku ōjo no matsuro

(C87) [Shoot The Moon (Fuetakishi)] Mushijo. [English] [H-Konbini]

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

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