Fellatio Kenkyuu

(Futaket 11) [Ani ga Saru (Takashi)] Boku no Kanojo wa Futanari Mazo

(C86) [Minori Kenkyuujo (Minori Kenshirou)] Roshutsu Joshi

(Shota Scratch 8) [Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Boku no Takaramono

Fellatio Kenkyuubu Blowjob Research Club Ch. 3

(Futaket 11.5) [anxious delusionist (berggold)] Futanari Joshi Shinnyuu Shain Kenshuu [Chinese] [扶毒分部]

[Suzusiro] Love Linmu Idol Kenkyuubu Sei no Urawaza (Love Live!)

Jintoku No Kenkyuu 6

Erina-sama no Renai Kenkyuukai.

Nakanu Hotaru ga Mi o Kogasu

(C78) [Hijouguchi (DARKSIDE-G & TEI-OH-K-TAKAMURO)] Futanari Seitaikougaku Kenkyuusho (Ragnarok Online)

Anedeshi Kenkyuukai

(CT22) [Kuromahou Kenkyuujo (wizakun)] Te-toku Shu-ri shite (Kantai Collection -KanColle-) [Chinese] [靴下汉化组]

Onaho Kenkyuubu! 1.11

[Kazusa Shima] Kenkyuu Taishou Shoujo

(C82) [Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Shikotama!

Fellatio Queen Reiko no Nichijou {doujins.com}

[Nyoninka Kenkyuujo (milda7)] Kyousei Jingai-ka Jigoku [Chinese] [可乐x不咕鸟汉化组]

Chinpo Shaburi no Renai Kenkyuu

[Nyoninka Kenkyuujo (milda7)] Shin Kyousei 5-nen Make

[Bosshi] Futabu! MIX [Chinese]

[AXIS (AXZ)] Kanojo No Kenkyuu (Trigun)

[Mizone] Jitsuroku! Koumori Onna-tachi no Hanshokuki | The Secret Mating Habits of the Batgirl (Comic Anthology QooPA Vol. 09) [English] [PSYN] [Digital]

[Mikikazu] Fellatio Maniax

Fellatio Kenkyuubu | Blowjob Research Club Ch. 2

[Kuromahou Kenkyuujo (Nukaji)] Wareware wa Osanainode (Kemono Friends) [Digital]

[Asano Meyusi] Glamarous

[Takurou] Rika no Kenkyuushitsu Report File Body Reflare DX (COMIC HOTMiLK 2014-10) [Chinese] [黑条汉化]

Girl-chan Kenkyuuchuu

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

[Jiyuu Shuppan Kenkyuusho] Kanon (Kanon)

(C92) [Tetsugakuteki Zombie (Nekubila)] Ochinpo ga Haetano de Otete de Kakimasu. (Kizuna Ai)

(Futaket 9) [Adeyaka Kunoichi-dan (Shiranui)] Futata Soukango

Otonoko Josei-ka Kenkyuu Roku Sono Ni

[Kuromahou Kenkyuujo (wizakun)] Touhou Enquête Relay @ Chikashitsu (Touhou Project)

(Mou Nanimo Kowakunai 29) [Shadan Katsudoh (Kyuusuikei)] Fellatiosaurus VS Mahou Shoujo Chuuhen (Puella Magi Madoka Magica)

[Kamitou Masaki] Okaruto Kenkyuukai - Michi to no Souguu -

(C89) [EX35 (Kamaboko RED)] Kenkyuujotte Nani Suru Tokoka Shittemasuka? | Do You Know What They Do in a Laboratory? (Bakusou Kyoudai Lets & Go!!) [English] {Shotachan}

[Nyoninka Kenkyuujo (milda7)] Chijoku no Jouchaku Josou | 恥辱強制蒸着女装 [Chinese] [可乐个人汉化]

Erina-sama no Renai Kenkyuukai | Gli Esperimenti D'amore di Erina

[Matsumoto Drill Kenkyuujo (Naganoon, Kazumi Yoshiyuki)] Oshiri no Ookii Akagi-san ni Oishiku Itadakaremashita (Kantai Collection -KanColle-) [Digital]

[bose no Doujin Manga Kenkyuujo (bose)] Kankaku no parafiria ~ nikushokukei JK tachi ni chippo no kankaku o shihaisaretara ~ [Chinese] [輝夜漢化]

[Navy] Source of Happiness | Fellatio no Ehon Soushuuhen 2 (Fairy Tail) [English] [EHCOVE]

[Kuromahou Kenkyuujo (wizakun)] Kiseki no Sekai (Touhou Project) [Digital]

(C70) [Matsumoto Drill Kenkyuujo (Naganoon)] Tamani wa nai no mo ii janai | How About Nai Once In A While? (Utawarerumono) [English] [EHT]

(Futaket 12) [Miura Iota (Miura Iota)] Fusou & Yamashiro Noukou Futanari Juice (Kantai Collection -KanColle-)

Okaruto Kenkyuukai | Club de estudio de lo oculto Ch. 1-3

Nekketsu! Occult Kenkyuubu

[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Icha Love Next Batter

[Ninnindo (Tonsuke)] N Zukan ~Fellatio Hen~ (Various)

(C57) [Raijinkai (Haruki Genia)] Jintoku No Kenkyuu 9

Little Miss Emily Case of the Bowel Movement

Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research

(Reitaisai 9) [Newtype Kenkyuujo (Kotowari)] Tenshi no Kaikata Shitsukekata CLIMAX (Touhou Project)

(C87) [Nightmare Express -Akumu no Takuhaibin-] Yokubou Kaiki Dai 511 shou -Kyokujou★Shota Zenritsusen Goumon Kenkyuusho・Shounen ShaseiKei-

[Kamitou Masaki] File:01 Lewd Encounters of the Third Kind (Okaruto Kenkyuukai -Michi to no Souguu-) [English]

[Dennou Denpa Kenkyuusho (Harukaze Koucha)] Kansaiteki Iinchou Nishi Kara Kita Iinchou... (ToHeart)

[Paragasu] Abunai! Mahou Kenkyuu | 危险! 魔法研究 (COMIC Unreal 2016-02 Vol. 59) [Chinese] [无毒汉化组]

(C82) [Minori Kenkyuujo (Minori Kenshirou)] Outo Switch

Ochiba Nikki Another Page

(Shota Scratch 13) [Datsuryoku Kenkyuukai (Kanbayashi Takaki)] SeiGi no Mikata Vol. 2

[Raijinkai (Haruki Genia)] Jintoku No Kenkyuu 4

(C91) [JACK-POT (Jyura)] Fellatio Queen Reiko no Nichijou (Kochikame) [Chinese] [最愛大屁屁x漢化組漢化組]

[Newtype Kenkyuujo (Kotowari)] Kekkon Kakko Ten (Touhou Project)

(C88) [Eroquis! (Butcha-U)] DELIGHTFULLY FUCKABLE AND UNREFINED FELLATIO DAY!

Rika no Kenkyuushitsu | Rika's Laboratory Ch. 1-5

(C84) [Kuromahou Kenkyuujo (wizakun)] Siberia - Hi no Ataranai Kyoushitsu de Hoshuu 25 Nichi (Girls und Panzer)

(C94) [Hiiro no Kenkyuushitsu (Hitoi)] NeuTRal Actor

(C75) [Matsumoto Drill Kenkyuujo] Korega Sekai no Hizumida (Mobile Suit Gundam 00) [Digital]

Chaldea Fellatio Benjo Matome

[Matsumoto Drill Kenkyuujo] Alignment You! You! [English] [SaHa]

[Nyoninka Kenkyuujo] Kyousei Nyotaika Ani

[Daichiken] 7 Sho no Are (Fate/Grand Order)

Otonoko Josei-ka Kenkyuu Roku Sono Ni

Bunnyue no Fellatio

(C90) [Naruto Kenkyuusha (Hisakabe Oto)] Bi-SHUN (Bakuon!!)

[Cyber F] Kaizou Gakuen "Cyborg Kenkyuubu" | Modification Academy - Cyborg Department [English] =LWB=

[Newtype Kenkyuujo (Kotowari)] Ichiban image video ga niau kan (Kantai Collection -KanColle-) [Chinese] [无毒汉化组] [Digital]

(C70) [Matsumoto Drill Kenkyuujo (Naganoon)] Tamani wa nai no mo ii janai (Utawarerumono) [English] [desudesu]

OwnWill Boku ga Atashi ni Natta Toki #2 Fellatio

(Puniket 11) [Gekkou-Dou (Tsukigami)] Kenkyuu Shoujo Fate (Mahou Shoujo Lyrical Nanoha)

[Fuusen Club] Hatsujou Futanari to Inran na Boku

(C94) [Sniff Dogs (Ujiie Moku)] Pedoou to JS Anal Kenkyuukai (Ryuuou no Oshigoto!) [Chinese] [三堆木头个人汉化]

(C91) [Neko wa Manma ga Utsukushii (Hisasi)] Erina-sama no Renai Kenkyuukai. 2 (Shokugeki no Soma)

Onaho Kenkyuubu! 1.11+2

[Kuromahou Kenkyuujo (Nukaji)] Wareware wa Osanainode (Kemono Friends) [Digital]

(C92) [aka (Cevoy)] Warawa no Yome Ni (Fire Emblem if)

Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club

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

[Nyoninka Kenkyuujo (milda7)] Naomi no Akuheki

[bose no Doujin Manga Kenkyuujo (bose)] Kankaku no Paraphilia ~Nikushokukei JK-tachi ni Chinpo no Kankaku o Shihai Saretara~

(Kouroumu 13) [Kuromahou Kenkyuujo (Nukaji)] Reitaisai Off-Pako (Touhou Project)

[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Bitch o Otosu Niha [Digital]

Fellatio Queen Reiko no Nichijou

(C88) [Choujikuu Yousai Kachuusha (Denki Shougun)] Girl-chan Kenkyuuchuu (Splatoon)

[NG (Noda Gaku)] GalHume Bon 1 - Galka to Hume no Yoakemae (Final Fantasy XI) [Digital]

[Muchin] Sakura-chan no Jiyuu Kenkyuu 1 | Sakura-chan's Free Study 1 [English]

(COMIC1☆6) [Ajisaidenden (Kawakami Rokkaku, Takanashi Rei)] Kazamori Hakase no Chotto Ecchi na Kenkyuu (UN-GO)

Kyonyuu Seijo to Ouhi ga Noukou na Shitawaza de Kurikaeshi Nuite Kureta Ato ni Honban Sasete Kureru Fellatio Fuuzoku

(Kouroumu 5) [Newtype Kenkyuujo (Kotowari)] Toramaru! (Touhou Project)

(C79) [Newtype Kenkyuujo (Kotowari)] Toramaru 4! (Touhou Project)

(C57) [Tsurupeta Kenkyuusho (Hoshino Fuuta, Okaya Hitsuji)] Hoshino Fuuta no Oekaki Book (Various)

Seitai Kenkyuu no Theme wa Boku no Mama? Nakama-tachi to Sensei to no Natsu no Kyoudou Gakushuu

JS Kenkyuukai | JS Research Seminar

SLUT Saibou -Ochita Kenkyuuinn-

Ochiba Nikki Another Page2

[Dennou Denpa Kenkyuusho (Harukaze Koucha)] Koisuru Kyuuketsuki (Tsukihime)

(C82) [datsuryoku kenkyuukai (Kanbayashi Takaki)] Futama Byutsu (Smile Precure!)

[Zenra QQ] Dekachin Bitch Kun no Seikatsu

(C92) [Fujiyuu Kenkyuu (Akai Kagerou)] Nakano Yuka-chan to Shippori Muhuhu Suru Hon (THE IDOLM@STER CINDERELLA GIRLS)

Saraba LRIG Kenkyuu Nisshi Heisei Saigo no Natsugou

Otonoko Josei-ka Kenkyuu Roku Sono Ichi

(C90) [Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Ore wa Kawaii Onnanoko?

(C93) [Minori Kenkyuujo (Minori Kenshirou)] Pouty Pukey Smile [English]

Ugai Tearai Fellatio desu

[Katou Jun] Avatar Trance! Ch. 1-4 [Chinese] [鬼畜王汉化组] [Digital]

[v-mag] Mosaic Kenkyuu Happyou

Kawaii Onnanoko o Tsuru Houhou - Method to catch a pretty girl Ch. 3

Ugai Tearai Fellatio desu

[Anthology] Fellatio Anthology Kuchiinojoku

(Futaket 13.5) [ASTRA'S (ASTRA)] 50%-4 (Ranma 1/2)

[LRIG Lab (Various)] LRIG Kenkyuu Nisshi 2017 Harugou (WIXOSS)

Fellatio Suarus VS Mahou Shoujo Zenpen

[Kuromahou Kenkyuujo (Nukaji)] Shinyuu wa Imouto no Kareshi [Digital]

Onimusume Seikyouiku Hajimemasu

[Trump] Futanari Masturbation Festival 1 (English)

Ochiba Nikki Another Page

[Sannyuutei Shinta] Chinpotsuki Ijimerarekko Ch. 10-13

(C94) [Hiiro no Kenkyuushitsu (Hitoi)] NeuTRal Actor [English] [constantly]

Ochiba Nikki Another Page2

[Takurou] Rika no Kenkyuushitsu Ch. 1-2 [English] [Crystalium]

[Tanaka Decilitre] Akira-kun Kenkyuu Report | Akira-kun's Lab Report (Bessatsu Comic Unreal Nyotaika H wa Tomerarenai Vol. 1) [English] [desudesu] [Digital]

(C81) [Matsumoto Drill Kenkyuujo (Naganoon)] Mitsutsubo Injoku Settai - Hostgirl Kousaka Tamaki Dono Ana demo Goriyou kudasai - (ToHeart2)

drug and drop 4

(C90) [Minori Kenkyuujo (Minori Kenshirou)] Minori Kenkyuujo Soushuuhen 2012~2015

(C87) [Newtype Kenkyuujo (Kotowari)] Sie ist ohne Ehre! (Kantai Collection -KanColle-)

[Slow Onanie Kenkyuukai] Yukkuri Shiteitte ne

[R-9 no Kenkyuushitsu (R-9)] Magic Magic Magic Cha^3 (Akazukin Chacha)

UNUSUAL

(Shuuki Reitaisai 2) [Newtype Kenkyuujo (Kotowari)] Kekkon Kakko Kokoro (Touhou Project)

[Kuromahou Kenkyuujo (Nukaji)] Bungeibu no Asaren | Literary club's morning training [English] [DrunkenWeeb] [Digital]

(C82) [Saikasou Seiteki Shoudou Kenkyuukai (Various)] Boku no Kangaeta Saikou no Loli Babaa

(COMIC1☆13) [Ijou Nouryoku Kenkyuukaihatsu Kikou (Various)] Inousha Shoujo Kesson Goudou

[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Ore wa Kawaii Onnanoko? [Digital]

(COMIC1☆6) [Ajisaidenden (Kawakami Rokkaku, Takanashi Rei)] Kazamori Hakase no Chotto Ecchi na Kenkyuu (UN-GO) [Chinese] [沒有漢化]

(C91) [Neko wa Manma ga Utsukushii (Hisasi)] Erina-sama no Renai Kenkyuukai. 2 | Erina-sama's Love Laboratory. 2 (Shokugeki no Soma) [English] [Royal_TL] [Decensored]

Kuuruna Ane wa Posokoshi Kenkyuuin!!

[Newtype Kenkyuujo (Kotowari)] Kanmusu, Yobidashi, Taiiku Souko (Kantai Collection -KanColle-) [Digital]

For Love ~Kasuga~ | Fellatio no Ehon Soushuuhen 2