Fellatio Kenkyu

(C73) [Kaiten Sommelier (13.)] 20 Kaiten Shiritsu Risshin Gakuen Gijutsu Kenkyuukai ~Zenritsusen Massage to Koumon Aibu. [English] [SaHa]

(COMIC1☆3) [Matsumoto Drill Kenkyuujo (Various)] TH2 Soushuuhen (ToHeart2)

Ecchi na Kenkyuu Koishi-chan no Baai

[Hoshizaki Hikaru] Sweet Spot Ch. 1~4 [English] [Hennojin] [Digital]

(Kawaii Boku wa Muteki desu yo! 2) [Naruto Kenkyu Sha (Hisakabe Oto)] Producer-san wa Boku to Issho ni Ofuro Hairitai no desu ka? (THE IDOLM@STER CINDERELLA GIRLS)

[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Kamikirimushi

[Otani] Hachiroku's Fellatio (Maitetsu)

(Zettai Ryouiki 6) [Newtype Kenkyuujo (Kotowari)] Meitantei Shikkaku na Kanojo (Touhou Project)

[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Fujun Kankei 03 [Digital]

[Matsumoto Drill Kenkyuujo (Naganoon, Kazumi Yoshiyuki)] Tone-san to Chikuma-san (Kantai Collection -KanColle-) [Digital]

Toaru Kenkyuu Kikan no Niman Ichi-gou

(C78) [Kurage Kenkyuusho (Chouchin Ankou)] Battle for the Planet of the Hams -EPISODE4- (Hamtaro)

(C68)[Matsumoto Drill Kenkyuujo] Heart Faction (ToHeart 2)

Erina-sama no Renai Kenkyuukai. 2

Futanari Joshi to Gyaku Anal Gakkou Seikatsu

(C76) [Newtype Kenkyuujo (Kotowari)] Fuujin Hishou Re・ACT (Touhou Project)

Fellatio mo Gokkun mo Kami Koki mo Bukkake mo Yurushite Kureru Toi Kuchi En Kaori-chan

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

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

Adult! Fushigi Kenkyuubu

Ochiba Nikki Another Page2

[Tachibana Omina] Yukemuri Harem Monogatari Ch. 4 (COMIC Mugen Tensei 2017-11) [English] [CGrascal] [Digital]

(C94) [Himitsukessya Usagi (Dancyo)] Himitsukessya Usagi Kaijou Gentai Fellatio Hon (OMAKE)

Zecchou Kenkyusho 2

(C86) [Singleton (Azuma Yuki)] Natsuyasumi no Jiyuu Kenkyuu - Yousei no Yuuwaku 2 [Chinese] [脸肿汉化组]

(C90) [Minori Kenkyuujo (Minori Kenshirou)] Minori Kenkyuujo Soushuuhen 2012~2015 | Minori Kenkyuujo Collection 2012~2015 [English] =LWB=

[Raijinkai (Haruki Genia)] Jintoku No Kenkyuu 11

(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]

Enkou Kanojo to Kengakukai

Natsuyasumi no Jiyuu Kenkyuu Riko Choukyou 2-kaime

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

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

[Ijou Nouryoku Kenkyuukaihatsu Kikou (Various)] Inousha Shoujo Kesson Goudou [Digital]

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

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

(C90) [Circle Ohigetan (Ohigetan)] Ohigebon-73 Onedori! 3 Natsu da! Asedaku da! Muremurehokahoka Oparty! Onee-chan Satsusei Shimakuri Natsuyasumi no Jiyuu Kenkyuu~! [English] [biribiri+Super Shanko]

Fellatiosaurus VS Mahou Shoujo Zenpen

(C75) [Matumoto Drill Kenkyuujo (Nasu)] Defrag. 2 (Original)

[Kuromahou Kenkyuujo (Nukaji)] Aniki to Kanojo no Benkyoukai (Digital)

[Matsumoto Drill Kenkyuujo (Naganoon, Kazumi Yoshiyuki, Nasu)] 15513-kaime no Nagato Yuki (The Melancholy of Haruhi Suzumiya) [Digital]

[Nyoninka Kenkyuujo (milda7)] Kyousei Jingai-ka Jigoku

[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Boku ga Shihai Suru Senpai [Digital]

Idol-tachi to Saimin Appli

[DL Mate] Joushiki Henkan Appli ~ Namaiki na Imouto ni Shikou wo Kakikaete Juujun Fellatio Houshi Sasete Mita

Clitoris o Shokushu deki?! to suru Yatsu no Kenkyuu

[MALL Kenkyuujo (mallta)] Yuiga Dokusen! (THE IDOLM@STER CINDERELLA GIRLS) [Digital]

Fellatio Zaurus VS Reverberation Orchestra VS Cunnilingus Pteranodon

(C91) [Nanashimushi Land (Nanashimushi)] Onaho Kenkyuubu! 1.11 | 飞机杯研究部 [Chinese] [黄记汉化组]

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

(C94) [Akausagi (Fukuyama Naoto)] Anedeshi Kenkyuukai (Ryuuou no Oshigoto!)

[Nyoninka-kenkyuujo] Feminized Warrior Azuna's Melancholy

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

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

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

[Anthology] PLUM FE Vol. 2 [Digital]

[Kawahara Shin] Yumeiro Sisters!!

Fellatio Queen Reiko no Nichijou {doujins.com}

[Matsumoto Drill Kenkyuujo] Akuochi | Fallen to the Dark Side (COMIC X-EROS #5) [English] {desudesu}

(C86) [Tsurupeta Kenkyuusho (Various)] Tsurupeta Kenkyuu Houkokusho 009

[Naruto Kenkyu Sha (Hisakabe Oto)] Dare no Shiwazaka Wakarimasu? (GJ-bu) [Digital]

[Nyoninka Kenkyuujo (milda7)] Onna ni Sareta Yuusha Rya [Chinese] [有条色狼汉化]

(C87) [Minori Kenkyuujo (Minori Kenshirou)] Calpis no Awa

Onaho Kenkyuu-bu! 3

Girl-chan Kenkyuuchuu

Ochiba Nikki

[Matsumoto Drill Kenkyuujo (Naganoon, Kazumi Yoshiyuki)] Naka-chan wa Zettai Rosenhenkou Shinaindakara! (Kantai Collection -KanColle-) [Digital]

(SC56) [Ajisaidenden (Kawakami Rokkaku, Takanashi Rei)] Kazamori Hakase no Chotto Ecchi na Kenkyuu ~Kouhen~ (UN-GO) [English] [biribiri]

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

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

[Kokonoki Nao] Virgin

[bose no Doujin Manga Kenkyuujo] Jikan no Majo ~Eroi Onee-san ni Jikan Teishi Sarete Iroiro Sarechau Ohanashi~

催眠性转后的我被泳装女友中出了

(COMIC1☆7) [Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Aniki ni Urarete Hitobanjuu 2

(C93) [Newtype Kenkyuujo (Kotowari)] 17 Kuchikutai no Merry Christmas (Kantai Collection -KanColle-)

Abby Kenkyuu Bon

(Shota Scratch 10) [Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Uremomo

Kiss to Chocolate no Kenkyuu Report

Yukiko No Fellatio

[Stapspats (Hisui)] Pokémon Kenkyuusha Sonia Kyousei Saimin Camp (Pokémon) [Digital]

Rika no Kenkyuushitsu | Rika's Laboratory Ch. 1-3