[Yamitsuki Honpo (Wise Speak)] JK Tamamo no Shuugaku Ryokou Oppai Challenge (Fate/Extra)
(C95) [Taikan Kyohougumi (Azusa Norihee)] Sakura-chan to Oshigoto Challenge - Ona-Hole Challenge with Sakura (Cardcaptor Sakura) [English] [biribiri]
G◎M
Kasen-chan no Jasen Rouraku Challenge
Monthly Vitaman 2007-01
(Futaket 14) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 | 迫真水泳部・扶她的里技―第三章[风俗店篇] [Chinese] [鬼迷日眼的莱科少校个人川话化]
Futanari Milk Challenge 6
[Mikeke] ろり陵育 お漏らし編
(Futaket 14) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 | 扶她榨乳挑战 3 [Chinese] [黄记汉化组]
(C94) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 4 | [番外篇]——快感觉醒!便器化的先辈! [Chinese] [鬼迷日眼的莱科少校个人川话化]
Asuka 6 months
Monthly Vitaman 2018-03
Bodyswap between a monther and her son
[deathALICE] Time of the Month (Girls' Frontline) [English]
Aisha Challenge Renji ☆ 4
[Kuon Michiyoshi] HUNDRED GAME Ch. 1 (Monthly Vitaman 2014-10) [English] [Self Translation]
Ishtar no Houkei Chinpo Mukimuki Challenge Jipponshoubu+Gojitudan
UNKNOWN UNLOCK CHALLENGE | 크로스비츠 동인지
Petit Xu Lewd Challenge (Revenge Edition) + Extras
Rika no Oshiri Challenge
(Utahime Teien 4) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? 2 (THE IDOLM@STER CINDERELLA GIRLS)
[Hinemosuan (Hinemosu Notari)] Asuda-san Challenge (Nijiket)
Monthly Vitaman 2008-11
[ro] Ookami to Akazukin Ch. 3 (Monthly QooPA 2014-11) [Digital]
Nantaika Triad ♂ to Yukaina Nakamatachi Ochinchin Challenge Bon
Monthly Vitaman 2009-11
(C94) [Fuwatoro★Marinepolis (Sumitomo)] Theater Challenge (THE IDOLM@STER MILLION LIVE!)
Dairoku! Otoile Challenge
Kodomo de Challenge 2
Hajimete no Inpio Challenge
[Algolagnia (Mikoshiro Honnin)] Monthly Margareta inaugural issue "Entrance Information" vol.000
[Terujirou] Junior Dominating Senior Challenge!
Shizuku Challenge! Takumin Hitsuji-san no Chichishibori! RX
Monthly Vitaman 2018-03 [Digital]
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred) [Chinese] [清純突破漢化]
UnknownUltimateChallenge
催眠天国 Challenge 03
Monthly 'Aikawa' The Chief Editor Chp. 5
Mordred nipple Challenge | 莫德雷德乳首挑戰
(COMITIA97) [The Monthly Istanbul (Ahugan Sugita)] Bikyaku Zukan
[Kuon Michiyoshi] HUNDRED GAME Ch. 1 (Monthly Vitaman 2014-10) [English] [allenallenallen333]
[Karma Tatsurou] Amasan (Monthly Vitaman 2013-04) [English] =LWB= [Colorized]
Monthly Vitaman 2018-04
(C59) [Dish up, ONE COIN (Warabi Yuuzou)] Monthly Pace No. 2 (Street Fighter)
[kogasaki yuina] JK Mamamo No Shuugakuryokou Oppai Challenge | JK玉藻的畢業旅行ㄋㄟㄋㄟ大冒險 [Chinese] (Fate/Extra)[三色的大猩猩翻譯同盟]
[dotsuco] Nametake Challenge!
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 3 [Digital]
Monthly Vitaman 2014-01
Futanari Milk Challenge 3
Akatsuki no Oyome-san Challenge | Akatsuki's Bride Challenge
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Onee-san no Fudeoroshi Ver. 7 [Chinese] [cqxl自己汉化] [Digital]
Kanoka Challenge_plot 2
Monthly Vitaman 2014-10
Aisha Challenge 4
[Fujisaka Kuuki] Opparadise wa Shinryouchu | 欧派天国诊疗中 Ch. 8 (Monthly Vitaman 2018-02) [Chinese] [前线作♂战♀基地] [Digital]
[Fanbox] Kanzarin [Hentai of the month] (1776117)
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 5 [Chinese] [cqxl自己汉化]
[Kikkaya (Uesugi Kyoushirou)] Haruka Challenge
Monthly Vitaman 2007-03
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Onee-san no Fudeoroshi SNS wa Kiken na Nioi [Chinese] [cqxl自己汉化]
Monthly Vitaman 2009-02 [Incomplete]
(C93) [Aozora Shoujo (Shirane Taito)] Rika no Oshiri Challenge (THE IDOLM@STER CINDERELLA GIRLS) [Chinese]
Maki Nico Lez Challenge
Monthly Vitaman 2014-04
(Ore no Turn vs. 2019) [sigh. (Naruse)] Ore to Aitsu no S. M. T Challenge! (Yu-Gi-Oh! VRAINS)
(SUPER11) [Astonish (Naitou Naito)] Kodomo Challenge (Various) [English] [CrystalMeph]
Monthly Vitaman 2017-08 [Digital]
(C93) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Kouhen
Monthly Vitaman 2015-11
Cute Jolyne Lewd Challenge + Extras
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho | Chaldea Outdoor Challenge with Abby-chan (Fate/Grand Order) [English] [The Blavatsky Project] [Digital]
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver.4.1 [Chinese] [cqxl自己汉化]
[d.a.p (mougi)] Unknown Unlock Challenge (CROSS x BEATS) [Chinese] [这很恶堕汉化组] [Digital]
Monthly Vitaman 2016-08
Monthly Vitaman 2017-09 [Digital]
Seieki Tamekomi Challenge
[Karma Tatsurou] Tsuyuki | Rainsnow (Monthly Vitaman 2014-08) [English] =TV=
(C63) [Kodomo Challenge (various)] Mainiti-ga-Kodomo-no-hi
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Onee-san no Fudeoroshi Kyou mo Himitsu no Seikatsu Shidou [Digital]
[Homura Subaru] Sakunyuu Inma Lili 4 | Milky succubus Lilly (Monthly QooPA 2015-02) [Digital]
[Yoriu Mushi] Kokuu Kara no Chousen - Challenger from the Sky
[Sakimori Dan] Sanae Challenge!! Ch. 1-2
[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 [Digital]
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 6
[Kinomoto Anzu] Akari Challenge (Chiisana Karada no Dakigokochi) [English] [TQM_Translations]
[Metacorapusu (Metacora)] JC Chinpo-beya Ikkagetsu Seikatsu Challenge! (Zenpen) | One-month lifestyle challenge: Rooming in an apartment filled with dicks! Part 1 [Digital] [English] [Team Rabu2]
[The Monthly Istanbul (Ahugan Sugita)] Shotagari Witch [Chinese] [cqxl自己汉化] [Digital]
#SoniCha Ikuiku Challenge
(Sennen Battle Phase 10) [ANNIELAURIE (Toyama Nanao)] Sex Challengers (Yu-Gi-Oh! ARC-V)
Monthly Vitaman 2018-01 [Digital]
[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 [English] {Hennojin} [Digital]
(C86) [Contamination (eigetu)] Maki Nico Lesbian Challenge (Love Live!) [Incomplete]
Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge
(C94) [Moruda Ramenya (Moruda)] Okei-san no Nukinuki Dosukebe Challenge | Okay-san's Dirty Lewd Challenge (Girls und Panzer) [English] {Doujins.com}
Waltz of the month (only first half)
[AXZ (Katatuka Kouji)] Yui-chan SEX Challenge!! (Yuyushiki) [Digital]
(C97) [Yuasa Rengou (Jean Louis)] Tanpan Kozou no Oppai Gym Challenge! (Pokémon Sword and Shield) [Chinese]
(Kotonoha's Festa 2) [Milk Pudding (Jamcy)] Akane-chan Challenge! 2.5-kaime (VOICEROID)
Monthly Vitaman 2017-10 [Digital]
I Challenge You!
Kuroneko Kamen Maudlin
TS-kko Otokoyu Challenge! | TS女孩男浴大作战!
(Futaket 14) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3
Tanpan Kozou no Oppai Challenge!
[Fanbox] Kanzarin [Hentai of the month] (4012732)
(C88) [Shinobi-Rocket (Sasamashin)] Akatsuki Challenge! (Kantai Collection -KanColle-)
Kids Challenge
Monthly Vitaman 2013-03
[Abubu] Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan (Girls und Panzer)
Male Swimsuit Challenge
(C94) [Moruda Ramenya (Moruda)] Okay-san no Nukinuki Dosukebe Challenge (Girls und Panzer)
(iDOL SURVIVAL2) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? (THE IDOLM@STER CINDERELLA GIRLS)
[Mizone] Hito no Ashi yori Hebi no Ashi Miyo | Watch Out Where You Put Your Own Snake (Monthly QooPA 2014-09) [Chinese] [沒有漢化] [Digital]
[Fujisaka Kuuki] Koi Kano x Ai Kano Ch. 23 (Monthly Vitaman 2015-03) [Chinese] [樱翼汉化组]
[Karma Tatsurou] Cacaosu (Monthly Vitaman 2013-03) [English] [UsagiTrans]
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred)
[Karma Tatsurou] Reikan | Ghost Sense (Monthly Vitaman 2013-05) [English] {UsagiTrans}
Kashima-san to Akimatsuri Challenge
[Sa-Ki] Honoka Challenge! (Love Live!)
[Fujisaka Kuuki] Opparadise wa Shinryouchu | 欧派天国诊疗中 Ch. 9 (Monthly Vitaman 2018-04) [Chinese] [前线作♂战♀基地] [Digital]
ETD Challenge.
(C86) [Contamination (eigetu)] Maki Nico Lesbian Challenge (Love Live!) [Chinese] [光年汉化组汉化]
Challenge Week
Kyokon Shoujo Nyoudou Challenge!
Junior Dominating Senior Challenge!
Shimakaze-kun Challenge Shippai
Hitori Challenge Rakugaki
Futanari Milk Challenge 2 | 扶她榨乳挑战2
(Utahime Teien 4) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? 2 (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [无毒汉化组]
Yui-chan SEX Challenge!!
Monthly Vitaman 2008-08
[Akinao] Kasumi to Ren-nii-chan (Monthly Vitaman 2016-06) [English] {NecroManCr}
Pancakes Challenge