A masturbation toy for girls developed by a dark pediatrician.
(COMIC1☆6) [LUNATIC PROPHET (Arimura Yuu)] SEXUAL BODIES 765 Part2 (THE IDOLM@STER) [Digital]
Momoiro Gakuen Ecchi-gumi
Chie-chan no Kounai Roshutsu Biyori
(C84) [sigmastar, PureSlider (Kazuki, Matsuo)] Gamushara Mob Rape 2 Chikan Jigoku Hen (Kuroko no Basuke) [English] [Sawato]
[Chieko] Zenryousei Danshikou Onanii Jijou -Boarding school for boys masturbation circumstances- (Gekkan Web Otoko no Ko-llection! S Vol. 25) [English] [mysterymeat3] [Digital]
Mimi's Mission
Futa Ona Daiyonshou | A Certain Futanari Girl's Masturbation Diary 4
(SC38) [Surume no Oka (Yukino Koreyuki)] Kuro Masterpiece War! (Kodomo no Jikan)
(C97) [Moe Hime Rengou (xin, obiwan)] Carnival 27 - Shuho Chaldea Master wa Bunny Shishou no Yume o Miru | Carnival 27 - The Master's Bunnygirl Dream (Fate/Grand Order) [English] {Doujins.com}
(Go! My Master ver.Boy2) [Kashiwamochi to Lion (Ren)] Chiisana Master wa Suki desu ka (Fate/Grand Order)
[Shinobu Tanei] Little Stepsister Fantasy Virgin Ch. 1-3 [English] {Tadanohito}
Okaa-san Kounin Boshi Sex [18master] English
[Sakuragi Piroko] Motto Shiritai! Onnanokono Hitori H
(COMIC1☆9) [Temparing (Tokimachi Eisei)] Futanari Master Onahole P (THE IDOLM@STER CINDERELLA GIRLS) [English] [Forbidden Translations]
(C94) [Batten Sketch (Eugene Batten)] Pachi-Slot Girls Seikan Hole (Otome Masters)
(SC31) [Toraya (Itoyoko)] He Is My Brutal Master 4|Kore ga Kichiku na Goshujinsama 4 (Kore ga Watashi no Goshujin-sama) [English] [desudesu]
[Paradise City] Tabetakigasuru 11
Shinaido Saidai no Shirayuki Chiyo-chan
(C68) [NiseMIDIdoronokai (Ishikei)] NAKABA 2 (He Is My Master)
(C74) [dicca (Suemitsu Dicca)] Korizu ni Josou Shounen Hon 2 (Master of Epic)
Riamu-chan wa Toutoi yo!
Master no Ichinichi | A Day In Master's Life
Oppai ni Makete Shimau Master | Master can't win against boobs
(C71) [ROUTE1 (Taira Tsukune)] NEKONEKO[M] | NekoNeko Rank M (THE iDOLM@STER) [English] =IKO=
(C87) [Ngmyu (Tohgarashi Hideyu)] Naichichi Panic (THE IDOLM@STER) [Chinese] [脸肿汉化组]
Futa Ona Daigoshou | A Certain Futanari Girl's Masturbation Diary Ch. 5
[Maeshima Ryo] Jiikkusu in elementary school | Masturbating in the Elementary School (COMIC LO 2014-03) [English] {5 a.m.}
[Kenja Time (MANA)] Gentle Master (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [Geben汉化] [Digital]
[Gold For Boys] Kouzui Keihou [Sailor Moon]
[PH-BU (Gozen)] Hirogacchau no ga ii no 5 | Stretching Myself Wide Feels So Good! 5 [English]
Masters of Masturbation Episode 2 - Her Bait
[Asanoya (Various)] Genkikko 5 (Various) [Digital]
[Black Onix (S Master)] Comic Endorphin 5 (Dead or Alive)
Irelia's new Master
[Nakani] Mami "A... Nechoru" (THE iDOLM@STER)
(C68) [Titokara 2nd Branch (Manami Tatsuya)] Trick or Treat! 2 (Kore ga Watashi no Goshujin-sama [He is my Master])
Futa Ona Joshou | A Certain Futanari Girl's Masturbation Diary Ch.1 - FutaOna Introduction Chapter
(COMIC1☆9) [lunatic joker (Tsukigami Luna)] Nitta Minami ga Anya to Ecchi Shichau Hon (THE iDOLM@STER CINDERELLA GIRLS)
Higuchi no Toaru Ichinichi
(C69) [FlavorGraphics* (Mizui Kaou)] Odekomaster (THE iDOLM@STER)
(C92) [YtoH2 (VT)] Master no Oshigoto. Rider Hen | A Master's Job - Chapter Rider (Fate/Grand Order) [English] [EHCOVE]
[Ome-chan] Bocchama no Aibou Maid | The Young Master’s Partner Maid (Futanari Secrosse!! 3) [English] {Hennojin} [Digital]
(C89) [Mataro (Mataro)] H na Onnanoko wa... Osuki desu ka? (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [UAl汉化组]
(C91) [DogStyle (Menea The Dog)] Hai Kaburu - bloom all over (THE IDOLM@STER CINDERELLA GIRLS)
(C87) [Mikandensya (Dan)] +2 Drink (THE IDOLM@STER CINDERELLA GIRLS)
(CR28) [Studio Vanguard (Twilight)] 2on1 - Special Edition - Schoolgirl Slaves & Schoolmaster
(SC37) [S-Force (Serebi Ryousangata)] MASTER XRATED 01 ~Kikuchi Makoto-kun no Seikou~ (THE iDOLM@STER)
(C87) [Kaguya Hime Koubou (Gekka Kaguya)] THE iDOL M@STURBATION (THE IDOLM@STER) [Chinese] [沒有漢化]
(C85) [Ajinomoto (Natsuhara Saike)] Tatakau Oshigoto! (Street Fighter)
[Eisen] Kousei Shisetsu (ANGEL Club 2016-03) [English] [constantly]
Onegai Master
(C81) [Mamekura (Mamezou)] Imaten! (THE IDOLM@STER)
(Futaket 17.5) [Silicon Jichou (Condessa)] Shucchou-saki de Jii Suru 32-sai | The 32 Year Old Businesswoman Futa Masturbates Before Her Business Trip [English] {Doujins.com}
The CattleMaster [English] [Rewrite]
[neko no kaweruya] Love&Stick (idolmaster)
FutaOna Tanpenshuu | A Certain Futanari Girl's Masturbation Diary Shorts Collection
[Tori no Oishii Tokoro (Torisan)] TS Mahou Shoujo Ga Onanie Suru Hon ~Jii Eizou Haishin Hen~ | A Book About Genderbent Magical Girls Masturbating ~Broadcasting While Masturbating To Themselves Edition~ [English] {Doujins.com} [Digital]
[Iburo.] Yuganda Kazoku [Chinese]
(C72) [Crazy Alicetale (Kizoku)] Sadistic Mastervation (CODE GEASS: Lelouch of the Rebellion)
玄関先からはじまる不倫~配達員のセックスは手加減なし!【合本版】 1
Mifune-san's Masturcam | Mifune-san no Jidori
(Tora Matsuri 2015) [Digital Lover (Nakajima Yuka)] D.L. action 95 (THE IDOLM@STER Cinderella Girls) [English] {YQII}
(C68) [NiseMIDIdoronokai (Ishikei)] NAKABA 2 no Omake (He Is My Master)
(C68) [ciaociao (Araki Akira, Araki Kanao)] Doll Days (Kore ga Watashi no Goshujin-sama | He Is My Master)
[Mamamaster] Hikikomori no Okaa-san
World of Eros: Erotic pieces of the masters
(Cinderella Star Festiv@l 03) [ALunch (Chigyo)] Hitoribocchi, Futaribocchi. (THE IDOLM@STER CINDERELLA GIRLS)
(C91) [Byousatsu Tanukidan (Saeki Tatsuya)] Lovely Miria (THE IDOLM@STER CINDERELLA GIRLS) [English]
[Nikuyoku Boutarou] JiiChuu! Yon ~Jii Chuudoku Shoujo~ | Jiichu! 4 Girl Masturbation Addiction [English] [Jojo]
[Mamamaster] Hikikomori no Okaa-san 2 [English] {forbiddenfetish77}
[Kiai Neko] Jii - Masturbation
Futanari Sanpo
[Slow Masturbation Research Society] "The seven fundamental operations" [ENG]
Let's bring a smile to you with a love letter.
OneHundred
(COMITIA113) [Kaiki Nisshoku (Ayano Naoto)] milky schiller [English] [H-Konbini]
[Yoriu Mushi] Miserareta Karyuudo Ch. 8-9 [English] [MisterJ167]
(C87) [Mushimusume Aikoukai (ASTROGUY2)] Shibu Radi (THE IDOLM@STER CINDERELLA GIRLS)
Oshigoto Master 2 Omake
[Poyo=Namaste] Seiretsu! Hiyoko Leader
[TRIBAL MASTER] Tanoshii Seikyouiku (Full Metal Panic)
(Utahime Teien 4) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? 2 (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [无毒汉化组]
[Daisuki!Bi-chikun] Ah...Natsukashi no Heroine Tachi!! 10
[master K (Fushou)] it's raining (Persona 4)
[Takatsu] Hitozuma A-san to Musuko no Yuujin N-kun - Married wife A and son's friend N-kun Ch. 1-3 [English]
Otona no Omocha no Tsukaikata | 大人的玩具的使用方法
(COMITIA110) [Root 12-hedron (Landolt Tamaki)] Houkei Kanojo
[TMZF] That Idol in Latex [Eng][Moosh]
(COMIC1☆13) [40Denier (Shinooka Homare)] Mousou Diary (THE IDOLM@STER CINDERELLA GIRLS)
Futa Ona Daisanshou | A Certain Futanari Girl's Masturbation Diary Ch. 1-5
Committee Chairman, Didn't You Just Masturbate In the Bathroom? I Can See the Number of Times People Orgasm [English](Ongoing)
(C47) [Ganso Sonoda Ya (Various)] Chousen Ame Ver.06
[Achromic (Musouduki)] Maso Loli 1 P-san no Ochinpo Dorei ni Naritai | Maso Loli 1 All We Want Is To Become Slaves For P-san's Cock (THE IDOLM@STER CINDERELLA GIRLS) [English] [MegaFagget] [Digital]
[inkey] Hakudaku no Kyoushitsu ~Netorareta Onna Kyoushi~ | Gloomy Classroom ~A Female Teacher Who's Stolen from Her Lover~ (ANGEL Club 2011-07) [English] [4dawgz + FUKE] [Decensored]
EP-00 Futanari Public Masturbation
[Amecha] Tasogare Mimi-chan no Matome (Duel Masters)
Genjitsu Sekai Cheat Nawashi San no Nawa | Real World Cheat Rope Master Third Rope
(C93) [Gerupin (Minazuki Juuzou)] Shiburin Tai Zetsurin (THE IDOLM@STER CINDERELLA GIRLS)
[MasterVolume] Abismal Rave Naruku ~ Kohen ~
(Utahime Teien 10) [YOMOTHUHIRASAKA (bbsacon)] Daitan na Chihaya-san ANALM@STER (THE iDOLM@STER)
[Mushimusume Aikoukai (ASTROGUY2)] Onanie Daisuki Itsumi-san | Itsumi-san Loves To Masturbate (Girls und Panzer) [English] [Doujins.com] [2016-03-31]
Master in My Dreams Ch.0-44
Friend Master to | With Friend Master
waruiko futari de master wo GYAKURE shima-su. | Two Baaad Girls Reverse Rape Their Master.
Single Prime
[Horitomo] Mummy Maid (Unreal Syndrome ~Higenjitsu Otome Aikou Shoukougun~) [English] [TheLustyLadyProject] [Digital]
(C84) [PilotStar (Iso Nogi)] KnowledgeMaster EX (Sengoku Collection)
(C66) [Black Onix (S Master)] Comic Endorphin 6 DISK 2 (Tokimeki Memorial 2)
(SC36) [Bousou!! Fuhatsu-dan (Takai Biki)] B-F-D 01 (Kore ga Watashi no Goshujin-sama | He is My Master)
(C59) [Ganso Sonoda Ya (Various)] Chousen Ame Ver.18 Princess
(C94) [AIR POCKET (Sola Bozu)] Zettai Raikou Remasterd (Fate/Grand Order)
(C74) [Tridisaster (Saida Kazuaki)] Zettai Ryouiki Shinnyuuzai Kanzenban
Masters of Masturbation Episode 3 - You Can Have Me
(C89) [Sora no Colors (Oozora Wakaba)] Miku to App (THE IDOLM@STER CINDERELLA GIRLS)
Some comic strips
[Studio Retake (Chisasa Shouichi)] PiyoAfu?M@STER (THE IDOLM@STER)
[CUBETYPE and Yoshiharu Makita] Pheremone Baribari Desuyo (Idolmaster) [English]
[MasterMind (Sakaki Naomoto)] Yuriteki Yokuatsu (Maria-sama ga Miteru) [Digital]
Otona Asobi
(COMIC1☆8) [Mamekura (Mamezou)] IORIX Ana 2 (THE IDOLM@STER) [English]
[Doronuma Kyoudai (RED-RUM)] Futa Ona Daisanshou | A Certain Futanari Girl's Masturbation Diary Ch. 1-5 [English]
[Tatsunami Youtoku, Yamazaki Masato] Bijin Henshuu-chou no Himitsu | Beautiful Editor-in-Chief's Secret Ch. 1-7 [English] [Forbiddenfetish77, Red Vodka, Crystalium, CEDR777] [Decensored]
(C74) [adel-heid (Hatch, Zukiki)] Hacchi & Zukiki no Sekai Meisaku Gekijou 9 (Lucy of the Southern Rainbow, Remi, Nobody's Girl)
(C88) [Crazy9 (Ichitaka)] C9-21 Shiburin Kankin -after- (THE IDOLM@STER CINDERELLA GIRLS) [English] [Food Court]
(Colorful Master 8) [Shoujo Idenshi (Ayase)] Double Aste (THE IDOLM@STER CINDERELLA GIRLS)
[Yuzupon] HONEY
(Utahime Teien 16) [Umemoto Seisaku Iinkai (Sakayama Shinta)] citrus (THE IDOLM@STER CINDERELLA GIRLS)