Citrus Research Istitute hentai comics

Insect Research Institute 2

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

Citrus Room

Attack on Research

[Awatake (Hirotake Awataka)] Keiryuu Toka Haikyo Toka Sono Hen de Urouro Suru [Digital]

Fellatio Research Department Epilogue

Citrus Room

[Blue Going mad Daiode] Citrus Flavor

[CitruSniper (Nyaon)] Mahou Shoujo Rin & Selen --Jinkaku Kyousei Akuochi Selen no Baai--

Monji Koubou (Kikuichi Monji)]Monji Anal Bunch 2022 Commission Omnibus| Citrus [English]

[sabuustar] Citrus no Kowakuma (Yu-Gi-Oh! OCG)

(C78) [Draw Go (Souichi)] Tokumei Research 1999 ~ Maya-chan Shinsou Kaimei File ~ (Occult Academy)

(C44) [UNION OF THE SNAKE (Shinda Mane)] CUSTOMCHIP (Various)

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

Hoshino to Koibito ni Nattakara Soku Sex

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

BluArch wa Ecchi na Game desu

[CitruSniper (Nyaon)] H na "Me" ni Acchatta! (Touhou Project) [Digital]

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

[Department Y Research Institute] Rorisakyubasu Wa Ningen Ni Tsukamaruto Dō Naru No?

Citrus no Kowakuma

(Kagaku Seiki no Cafe Terrace 7) [CitrusFruits (Kikkawa Takeru)] Himegoto Club (Touhou Project)

Futanari Kenkyuu Dousoukai | Futanari Research Club

Dance! Tentacle Research Institute

Ukkari Haicchatta!? Itoko to Micchaku Game Chuu【Full Colour】（1）

(C99) [Takemasaya (Takemasa Takeshi)] Hajimete Ecchi ~Boku no Hajimete o Kimi ni Sasageru~ (THE IDOLM@STER CINDERELLA GIRLS)

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

Movie Research Lovers

Dance! Tentacle Research Center - Seedbed-hen

Twilight's Research | 暮光学习计划

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

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

Manga Research Triangle

(C93) [Dodoitsu. (Panco.)] Research Love Make Presentation | Research Lab x Expression (Motto! Hinekure Chaser 3) [English] [Pink Cherry Blossom Scans]

Two Girl's Suck-Suck Research Note

Stoic Diary | 禁欲日記

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

Research of Barnaby Brooks Jr.

Zecchou Kenkyuujo | Orgasm Research Facility

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

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

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

(C87) [ARCHANGEL (Ayanokouji Haruka)] LEMON -CITRUS LIMON- (Grisaia no Kajitsu) [English] [CGrascal]

[Tempuru] Albedo & Sucrose's Isekai Observation Research Report

Ukkari Haicchatta!? Itoko to Micchaku Game Chuu【Full Colour】（2）

Zecchou Kenkyuujo 2 Orgasm Research Facility 2

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

Research Fellow

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

[Takahashi Note] Jiyuukenkyuu | Independent Research (COMIC LO 2015-11) [English] {5 a.m.}

[Pe yangu] Tsuki desu yo! (Yakitate!! Japan)

[shumiaooo] Citrus Poo [English] [SCAT]

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

Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research

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

(C80) [Digital Accel Works (INAZUMA)] INAZUMA Jiyuu Kenkyuu | INAZUMA Research Project (PreCure) [English] {5 a.m.}

Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club

[Department Y Research Institute] Bōkoku Ōji no matsuro

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

(C83) [Citrusweet. (Mochiduki Shion, Nisakura)] Happy Neet Days (THE IDOLM@STER CINDERELLA GIRLS)

Research Love Make Presentation | Research Lab x Expression

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

Kanjuku Hitozuma Collection 1

Mahou Shoujo Umica Shokushu Futanari Kaizou Ochi

Himegoto Club

Mahou Shoujo Lumia

[Hato Pea]Boku Gatottemo Shittobukai No Omoi Shitte Kudasaine~ Moto ●na Toshishita Yandere Danshi Ha Kekkon Surutamenara Zannin Nimonaremasu~| 你要明白啊我這人是極其善妒的~精力充沛的年下病嬌男孩為了讓我同意與他結婚能夠變得十分殘忍~ [Chinese] [霧吹弥生漢化組]

Bowsette's Research

[Dokurosan] Eiken Lovers | Movie Research Lovers (COMIC Tenma 2009-05 Vol. 132) [English] [Brolen]

[Ankoman] Tobari (Fiona), Ninmu no Tame ni Ganbaru | Nightfall's Duty-bound Job (SPY x FAMILY) [English] [Team Rabu2] [Colorized Miss One Life]

Saimin Ressha de J○ Chiiku

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

[CitrusFruits (Kikkawa Takeru)] Muishiki Ishiki (Touhou Project)

[CitruSniper (Nyaon)] Mahou Shoujo Lumia - Namaiki Shoujo Sennou Dorei Ochi - | Magical Girl Lumina ~Converting & Corrupting a Cocky Girl~ [English] [T's Translations]

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

Citrus Room

Kekkon Kan Sukebe Roku

Fellatio Kenkyuubu - Fellatio Research Department

Fellatio Kenkyuubu | Blowjob Research Club

(C83) [GREAT Acta (tokyo)] Shinka no Kiseki (Minami-ke) [English] [desudesu]

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

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

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

[Mother2] Kimaira Kenkyuu File - Chimera Research File [Chinese](Uncensored)

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

(C72) [CitrusFruits (Kikkawa Takeru)] Gogo no Siesta (Zero no Tsukaima)

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

Zettai ni Ikasetai Adult Goods Maker Kaihatsubu VS Zettai ni Ikanai Adult Goods Maker Eigyoubu | The Sales Rep Who Absolutely Won’t Come VS The Researcher Who Absolutely Wants to Make Her Come

Igyou Seibutsu Zukan Michi no Kenkyuu Kikan Hen I | Illustrated Adulteration of Deformed Organisms: Unknown Research Institution, I

Yuzuto Sen柚十扇 单行本 CITRUS SPRING + Spicy School

[Department Y Research Institute] Bōkoku ōjo no matsuro

Yuri-ken Beit Boshuuchuu Soushuuhen | Yuri's Lab Wants Research Assistants

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