(COMIC1☆6) [Ajisaidenden (Kawakami Rokkaku, Takanashi Rei)] Kazamori Hakase no Chotto Ecchi na Kenkyuu (UN-GO)
(C86) [SUZUNA JCT (Matsuyuki Kabun)] HYBRID Kanshu Kuubo Wo-kyuu Kenkyuu Kiroku (Kantai Collection -KanColle-)
Nijiiro no Kenkyuu
Fellatio Kouhai, Otouto ni naru
Furachinaru
NeuTRal Actor 3
LRIG Kenkyuu Nisshi 2016 Nenmatsu Tokudai-gou
Adult! Fushigi Kenkyuubu
(Tosan Matsuri 2017) [LRIG Lab (Various)] LRIG Kenkyuu Nisshi 2017 Harugou (WIXOSS)
Love Dirty Talk Hyottoko Fellatio Girlfriend
Mifune-san to Shugaha to Sannin de Suru Hon
(COMIC1☆11) [Showa Saishuu Sensen (Hanauna)] Kamiyama Koukou Omanko Kenkyuukai Katsudou Kiroku | Kamiyama Highschools Vagina Research Society Activity Record (Hyouka) [English] [Doujins.com]
Bunnyue no Fellatio
(C94) [Minori Kenkyuujo (Minori Kenshirou)] Jitsuzai Hisesshoku Shoujo Junbigou | Really Oblivious Girl - Prelude [English] [maipantsu]
[Atelier Dr.HEAD'S (Katou Chakichi)] Josou Shounen Mesuochi Saimin | Crossdressing Boys' Hypnotic Feminising Corruption [English] [Sn0wCrack] [Digital]
[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Boku ga Shihai Suru Senpai [English] [mysterymeat3] [Digital]
(C77) [Kaientai (Shuten Douji)] Fellatio F Club (Dream C Club)
(C87) [Kuromahou Kenkyuujo (wizakun)] Issho ni Iko (Kantai Collection -Kancolle-)
[Matsumoto Drill Kenkyuujo (Naganoon, Kazumi Yoshiyuki)] Tone-san to Chikuma-san (Kantai Collection -KanColle-) [Digital]
(C95) [INSERT (KEN)] Boku dake no Bakunyuu Ona-maid Dai Ninki Bakunyuu Fellation Idol Fuuzoku Taikenki Shinsaku CG Shuu -Taikenban-
[Slow Onanie Kenkyuukai] Yukkuri Shiteitte ne
[Kitsune Tsuki] Chinpo Shaburi no Renai Kenkyuu (Love Lab)
(C70) [Matsumoto Drill Kenkyuujo (Naganoon)] Tamani wa nai no mo ii janai (Utawarerumono)
(C94) [Rico-ba (Rico)] Onii-chan to Sex Kenkyuu [Chinese] [山樱汉化]
Natsuyasumi Kids wa Kozukuri Kenkyuuchuu
[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Meshimase Houkago Otokonoko! [Chinese] [瑞树汉化组] [Digital]
[Kotodama Kenkyuukai] Otokonoko wa Tsuraiyo -Accident Core hen- (Guilty Gear)
(Futaket 9) [Adeyaka Kunoichi-dan (Shiranui)] Futata Soukango
(C75) [Matumoto Drill Kenkyuujo (Naganoon, Nasu)] Defrag. 2
SLUT Saibou -Ochita Kenkyuuinn-
(Futaket 11.5) [AskRay (Bosshi)] Sumika no Houkago 072 TIME [Chinese] [T妹个人汉化]
[A-mania9's (The Amanoja9)] BEHAVIOUR+8 Chou☆Koikuchi [Digital]
drug and drop 4
[M Kichiheya (Uchida Junta)] Chimera Kenkyuu File (Mother 3) [Chinese] [Decensored] [2007-08-13]
Rica no Kenkyuushitsu ~Chiteki na Rikeijo no Seitai~ Ch. 1-9
(COMIC1☆14) [Camrism (Kito Sakeru)] Oppai Highway - Onee-san no Kenkyuu (Penguin Highway)
(C57) [Tsurupeta Kenkyuusho (Hoshino Fuuta, Okaya Hitsuji)] Hoshino Fuuta no Oekaki Book (Various)
CRUSHERS 2
[Nisin Sansin (Nisin)] Futanari Jogakuin - Kokubunji Hajime no Doudoutaru Chitai o Miyo!
(Kouroumu 7) [Newtype Kenkyuujo (Kotowari)] Futo-chan no Futomomo Surisurishi-tai (Touhou Project)
(Komachi) [Newtype Kenkyuujo (Kotowari)] Fuujin Hishou -Momoiro Gensou Fuumi- (Touhou Project)
Enkou Kanojo to Kengakukai
[Tsuki] Kenkyuu Shoujo Feito (Magical Girl Lyrical Nanoha)
[Matsumoto Drill Kenkyuujo (NAGANO)] Drill Grand Prix (To Heart)
JS Kenkyuukai | JS Research Seminar
(C88) [Matsumoto Drill Kenkyuujo (Naganoon, Kazumi Yoshiyuki)] Hare Tokidoki Teekyuu Kai (Teekyuu)
Fellatio no Tenshi - Fellatio Angel
[Calpis Koubou] Okuchi Saimin Chipo de Seieki de Kanjiru Fellatio [Digital]
(C90) [Neyukidou (Takaku Nozomu)] Nenmaku Jigoku Kitou Hen
(C95) [Rotary Engine (Kannazuki Motofumi)] JS Kenkyuukai (Ryuuou no Oshigoto!) [Chinese] [脸肿汉化组]
[Shiwasu no Okina] Fellatio Club [English]
[R-9 no Kenkyuushitsu (R-9)] Magic Magic Magic Cha^3 (Akazukin Chacha)
(Reitaisai 5) [Ishikiriba (Various)] Yagokoro Kenkyuushitsu - Yagokoro Lab. (Touhou Project)
(C88) [Minori Kenkyuujo (Minori Kenshirou)] Higyaku Hime | Pain Princess [English] =LWB=
Sensei no Kenkyuu 01-02
Fellatio mo Gokkun mo Kami Koki mo Bukkake mo Yurushite Kureru Toi Kuchi En Kaori-chan
[Petancoside] Shokushu Kankin Kenkyuushitsu [Digital]
[Konnyaku Nabe (magifuro Konnyaku)] Futanari Shinsatsu Time [Digital]
(C88) [Eroquis! (Butcha-U)] DELIGHTFULLY FUCKABLE AND UNREFINED FELLATIO DAY!
[Kagaku Bishoujo Kenkyuusho] Mugen no Yogonyuu (Mugen no Frontier)
(Shotaful!) [Datsuryoku Kenkyuukai (Kanbayashi Takaki)] UNUSUAL
(C91) [Neko wa Manma ga Utsukushii (Hisasi)] Erina-sama no Renai Kenkyuukai. 2 (Shokugeki no Soma) [Chinese] [无毒汉化组]
[Kuromahou Kenkyuujo (Nukaji)] Reitaisai Off-Pako (Touhou Project) [Digital]
[Blmanian] Beropi | Tongue Piercing (Se-Syun Sakari) [English] [desudesu]
[Konnyaku Nabe (magifuro Konnyaku)] Futanari Onani no Susume [Chinese] [沒有漢化] [Digital]
(CR35) [B5 Doumei (RaTe)] Maria-sama ga P o Miteru 2 (Maria-sama ga Miteru)
(C75) [Matumoto Drill Kenkyuujo (Nasu)] Defrag. 2 (Original)
[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Icha Love Next Batter
(C92) [aka (Cevoy)] Warawa no Yome Ni (Fire Emblem if)
Ochiba Nikki Another Page 2
(C70) [Kousoku Denjin (Arima Hyoue)] Tenshi no Misao Game Special 2 (Various)
Ochiba Nikki Another Page 3
Rika no Kenkyuushitsu | Rika's Laboratory Ch. 1-5
(C93) [Abarenbow Tengu (Izumi Yuujiro)] Kotori 15 (Fate/stay night) [Chinese] [盲鸡汉化组]
Toaru Kenkyuu Kikan no Niman Ichi-gou
[Takurou] Rika no Kenkyuushitsu | Rika's Laboratory Ch. 1-5 [English] [Crystalium]
[Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Switch [Digital]
[Matsumoto Drill Kenkyuujo (Naganoon, Kazumi Yoshiyuki)] Oshiri no Ookii Akagi-san ni Oishiku Itadakaremashita (Kantai Collection -KanColle-) [Digital]
(C68)[Matsumoto Drill Kenkyuujo] Komakin (ToHeart 2)
(Houraigekisen! Yo-i! 3Senme!) [Kuromahou Kenkyuujo (wizakun)] Shinkai Yori (Kantai Collection)
(Zettai Ryouiki 6) [Newtype Kenkyuujo (Kotowari)] Meitantei Shikkaku na Kanojo (Touhou Project)
[Kawahara Shin] Yumeiro Sisters!!
(C87) [Minori Kenkyuujo (Minori Kenshirou)] Calpis no Awa | Soda Bubbles [English] =LWB=
[Shinozaki Rei] Blue Heaven 2
Joushi ni Tsuma o Netorasete Mita...
(C82) [Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Shikotama! [English]
[L.P.E.G. (Marneko)] Maiden Carnation [Digital]
[Kuromahou Kenkyuujo (Nukaji)] Bungeibu no Asaren [Digital]
Sensei no Kenkyuu 01-05
[Newtype Kenkyuujo (Kotowari)] Kekkon Kakko Ten (Touhou Project)
(COMIC1) [SimaSima System (Nagisawa You)] Suzumiya Haruhi no Daikenkyuu! (The Melancholy of Haruhi Suzumiya)
Jiyuu Kenkyuu
(C70) [Matsumoto Drill Kenkyuujo (Naganoon)] Tamani wa nai no mo ii janai | How About Nai Once In A While? (Utawarerumono) [English] [EHT] [Decensored]
Seitai Kenkyuu no Theme wa Boku no Mama? Nakama-tachi to Sensei to no Natsu no Kyoudou Gakushuu
[Konnyaku Nabe (magifuro Konnyaku)] Futanari Shinsatsu Time [English] [Digital]
Jiyuukenkyuubu
Cosplay Roshutsu Kenkyuukai Complete ban
[Matsumoto Drill Kenkyuujo] comic Konotama H (toheart)
Komorebi no Ori
Ochiba Nikki
(C87) [Nightmare Express -Akumu no Takuhaibin-] Yokubou Kaiki Dai 511 shou -Kyokujou★Shota Zenritsusen Goumon Kenkyuusho・Shounen ShaseiKei-
(Reitaisai 7) [Newtype Kenkyuujo (Kotowari)] Toramaru P! (Touhou Project)
UMP9 ga Fellatio!!
(C90) [Newtype Kenkyuujo (Kotowari)] THE ORDER GRANDE chronicle (Granblue Fantasy)
Rica no Kenkyuushitsu ~Chiteki na Rikeijo no Seitai~ Ch. 1-5
Futanari Kenkyuu Dousoukai | Futanari Research Club
[Anthology]Girl´s Maniax vol.1 hypnosis
Rika no Kenkyuushitsu Ch. 1-2
(C88) [Bakunyu Fullnerson (Kokuryuugan)] Akuochi Gokko (Kantai Collection -KanColle-)
(Kouroumu 13) [Kuromahou Kenkyuujo (Nukaji)] Reitaisai Off-Pako (Touhou Project)
[NAVY (Kishuu Chokkou)] Fellatio no Ehon Soushuuhen Vol. 1 (Various) [Digital]
Anedeshi Kenkyuukai
[Hroz] Succubus no Ningen Kenkyuu
(C56) [Raijinkai (Haruki GeNia)] Jintoku No Kenkyuu 8
(COMIC1☆14) [Camrism (Kito Sakeru)] Oppai Highway - Onee-san no Kenkyuu | 胸部高速公路 - 有關姐姐的研究 (Penguin Highway) [Chinese] [沒有漢化]
Vacuum Fellatio DOPEWWW! vol.2
(C91) [SOUND MILK (Otochichi)] Mahou Tsukai Sakusei Kenkyuu (Mahou Tsukai Precure!)
[Muchin] Sakura-chan no Jiyuu Kenkyuu 1 | Sakura-chan's Free Study 1 [English]
(SC56) [Ajisaidenden (Kawakami Rokkaku, Takanashi Rei)] Kazamori Hakase no Chotto Ecchi na Kenkyuu ~Kouhen~ (UN-GO) [English] [biribiri]
Ikinari Hajimeru Fellatio Manga
Shiburin Kenkyuu suru | 시부린 연구한다
Tsurupeta Kenkyuusho Houkokusho
Ichinose Shiki no Seitekijoudou Kenkyuu
[Ani ga Saru (Takashi)] Boku no Kanojo wa Futanari Mazo [Digital]
(C82) [Minori Kenkyuujo (Minori Kenshirou)] Outo Switch [English] [LWB + Anon]
(C92) [Amiryo (Naoko)] Ichinose Shiki no Seitekijoudou Kenkyuu (THE IDOLM@STER CINDERELLA GIRLS)
(C82) [Kurage Kenkyuusho (Chouchin Ankou)] Roko-chan to Kana-chan no Ochuusha Enkou Video (Hamtaro)
(Houraigekisen! Yo-i! & Gunreibu Shuho Goudou Enshuu 3Senme) [Newtype Kenkyuujo (Kotowari)] Ichiban Image Video ga Niau Kan (Kantai Collection -KanColle-)
[Katou Jun] Avatar Trance!
Takamura-kun de Asobou!
Seinen Muke no Fushigi
[Matsumoto Drill Kenkyuujo (Naganoon, Kazumi Yoshiyuki)] GunKore Guntai Kore de Iinoda (COMIC X-EROS #13)
(Shota Scratch 20) [Datsuryoku Kenkyuukai (Kanbayashi Takaki)] Fujun Kankei [English] [Forgotten Gem Box]
(C79) [Matsumoto Drill Kenkyuujo] Ika-gana Mono ka? (Shinryaku! Ika Musume) [Digital]