Research Support Optimisim

Onani Support Doll MODEL: Maid

Onanie Support

Insect Research Institute 2

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

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

(C75) [ORANGE SOFT (Aru Ra Une)] Aruji no Seikatsu Subete wo Support Suru Formal na Shugosha 2 (Hayate no Gotoku! [Hayate the Combat Butler!])

Inma no Mikata! | Succubi's Supporter! Ch. 1-3

[Nishi Iori] Jii Shien Iinkai | The Masturbation Support Committee (Complete) [English] {doujin-moe.us}

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

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

Inran Hitozuma no seishori Support

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

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

(C93) [Garimpeiro (Mame Denkyuu)] Seijo Martha no Zenryoku Kaihou!? | Saint Martha's Full Support!? (Fate/Grand Order) [English] [Thot Patrol]

(C81) [Saigado (Saigado)] R-LAB. - Dr. Akagi's individual research lab (Neon Genesis Evangelion) [Chinese] [瓜皮漢化·母系戰士出品@萌夢星君發佈]

Ecchan wa Support Jouzu

Fellatio Research Department Epilogue

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

(C88) [Tataraba (Tsurugi Hagane)] Lili no Dungeon Seikatsu Support Katsudou (Dungeon ni Deai o Motomeru no wa Machigatteiru Darou ka)

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

Inma no Mikata! Ch. 1 | Succubi's Supporter! Ch. 1

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

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

[Ririo Gatto (Kaenuco)] Saimin Support (Fate/Grand Order) [English] [Miracle Sanny TL] [Digital]

Inma no Mikata! | Succubi's Supporter! Ch. 1

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

(C94) [Dozo-Mae (Nonohachi)] Kougaku Shien Patron-sama You Tokubetsu Course - Special course for top support patron (Mirai Akari)

Twilight's Research | 暮光学习计划

Ai ga Tsuyome na Daiyousei Onee-san ni Dokusen Sarechaimashita....

Zecchou Kenkyuujo 2 Orgasm Research Facility 2

Dai-one Cir Shota

C102 Omakebon Fuchou Netorare Support in Luluhawa

Dance! Tentacle Research Center - Seedbed-hen

(Reitaisai 14) [Lagrangian-POINT (Akatuki Tetora)] Sumireko CSu -Hifuu Club Supporters- (Touhou Project)

(COMIC1☆17) [Gyoukousyu (Gon.)] Ai wa, Osareru to Yowai. | Support is Ai's Weakness (Love Live! Nijigasaki High School Idol Club) [English] [Usr32]

Futanari Kenkyuu Dousoukai | Futanari Research Club

Kyuujitsu wa Dai-chan DAY!

Nagasare Supported

(Reitaisai 16) [Nigeru Support (Nigesapo)] Kyuujitsu wa Dai-chan DAY! (Touhou Project)

Netori Banki no Seitsuu Support

Research of Barnaby Brooks Jr.

[Noise] Chinko no Jiyuu Kenyuu | Dick Research Project (COMIC LO 2019-05) [English] [Doki Fansubs] [Digital]

Dokidoki Occult Kenkyuubu | Heart Pounding Occult Research Club

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

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

KinTra o Ecchi ni Support shite kureru Kanojo

Research Love Make Presentation | Research Lab x Expression

[Fue] Inma no Mikata! | Succubi's Supporter! Ch. 1-4 [English] [biribiri]

(C74) [Moon Night Kitten (Kouki Kuu)] Super Sonico no Saikyou Support Center (Super Sonico) [English] [4Dawgz] [Decensored]

CHALDEAN SUPPORTER

Fellatio Kenkyuubu Blowjob Research Club Ch. 3

(C94) [cryptid (Mufuru)] Mikan no Onanie Support (To LOVE-Ru)

Saimin Support

Attack on Research

Girls are Waiting for Support Chapter 6

Uchi no Musume no Arbeit! ~Shasei Support Staff Hen~

[Hitsuji Kikaku (Muneshiro)] Support no Lancer ga Dou Mitemo Choukyouzumi (Fate/Grand Order) [Digital] | A Broken-in Lancer [English] [Darg777]

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

Ookami-san wa Kowakunai!

Rape Support Site | 強姦服務網

Camilla XXX Support

[Hroz] Succubus no Ningen Kenkyuu | Human Research by a Succubus [English] [thetsuuyaku + 4dawgz]

[Zenmai Kourogi] Kanojo ni Furaretara Mama-san ga Yattekita Ken | When My Girlfriend Dumped Me, Her Mom Came to Support Me. [English] [Sonarin迫]

Youkoso! BL Kenkyuu Club | Welcome to the Yaoi Research Club

[Tanuking Sleep (Drachef)] Sex Support Zupposhi Gozen (Fate/Grand Order) [English] [Digital]

Kimi o Kattemo Iidesuka?

IchiKara no Susume. | Support for Ichikara

New Support Units Nier Domina

Girls are Waiting for Support Chapter 3

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

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

Onedari JK Support

(C73) [ORANGE SOFT (Aru Ra Une)] Aruji no Seikatsu Subete wo Support Suru Formal na Shugosha (Hayate no Gotoku!)

[8/7 (Nanasaki)] Gacha Hai JK Supportx [Digital]

Magical Occult Research Girl Defeated

Manga Research Triangle

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

Himitsu Tokkun shiterundakara Irecha Dame !~ Kyou kara Anata no Senzoku Supporter | 應援社辣妹的祕密特訓，插入禁止喔！～從今天開始就是你專屬的教練！ Ch.1-2

Girls are Waiting for Support Chapter 8

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

[Yurishima Shiro] KinTra o Ecchi ni Support shite kureru Kanojo [Chinese]

Ninsturbation Support! -Star Princess Mama-

(C74) [Moon Night Kitten (Kouki Kuu)] Super Sonico no Saikyou Support Center (Super Sonico) [English] [4Dawgz]

Zecchou Kenkyuujo 2 | Orgasm Research Facility 2

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

Sex Support Zupposhi Gozen

S.S.S -Shasei Support Staff-

Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research

(C74) [Moon Night Kitten (Kouki Kuu)] Super Sonico no Saikyou Support Center (Super Sonico)

After School

Zetton-san no Haiboku Onanie Support

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

Reiju wa Suppo Server ni mo Kiku! | Command Seals Work on Supports Too

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

(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]

Sex Support Zupposhi Gozen | Sex Support Sloppy Gozen

[Hitsuji Kikaku (Muneshiro)] Supposhukigal | Support Shukigal (Fate/Grand Order) [English] [DARG777] [Digital]

Jii Shien Iinkai | The Masturbation Support Committee

[Tawara Hiryuu] Inran Hitozuma no Seishori Support | A Horny Married Woman's Sexual Support (COMIC Grape Vol. 45) [English] [Hive-san] [Decensored]

Fellatio Research Department | Fellatio Kenkyuubu - Ch.01

Bukiyou na Shihainin Daikou o Eroku Naru Mahou de Support Shite Mita

Seijo Martha no Zenryoku Kaihou!? | Saint Martha's Full Support!?

(C88) [Z-TABUKURONEKO HOUSE (Gyonikun)] Dungeon no Naka demo Kami-sama to Supporter ni Dokkun Nakadashi (Dungeon ni Deai o Motomeru no wa Machigatteiru Darou ka)

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

Jii Shien Iinkai The Masturbation Support Committee

[Fue] Inma no Mikata! | Succubi's Supporter! [English] [biribiri, Hennojin]

Mia-chan's Support Menu~

[♀ Seraphita ♂] Mannen Saikai Yakyuubu o Josou de Zenryoku Ouen!? | An Eternally Lowest-Ranked Baseball Club Fully Supported By Crossdressing!? [English] [Non Sequitur Snowman]

Inran Hitozuma no Seishori Support | A Horny Married Woman's Sexual Support (decensored)

Sumireko CSu -Hifuu Club Supporters-

[Kagura Moromi] Choo Sokon Hito Washi no Ero Manga o Michattēya!! (Furachina Support) [English] [shaddy746]

(C94) [wakamaker (Wakamesan)] Chaldea Supporter (Fate/Grand Order)

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

[Nigeru Support (Nigesapo)] S-gimi Dai Onee-chan ni Aisarenagara Shiborareru Hon (Touhou Project) [Digital]

Kougaku Shien Patron-sama You Tokubetsu Course - Special course for top support patron

[Gomu] Shiri Sapo Bitch | Ass Support Thot (COMIC JSCK Vol. 6) [English] [THOT Patrol Translations]

Chaldea Supporter

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