(C92) [K+W (Sasachinn)] Hatsuzuki to Muremure Muramura Natsu Ecchi! | Having Stuffy Sex On The First Month Of Summer! (Kantai Collection -KanColle-) [English] [Doujins.com]
Taiwan Comic Monthly
[Kuon Michiyoshi] HUNDRED GAME Ch. 2 (Monthly Vitaman 2014-11) [Chinese] [樱翼汉化组]
(Angel Time 3) [Syunkan Saidaihusoku, Night FUCKERS (Pony R, Mitsugi)] Phantom Challenge! ~Futari no Domannaka Itadakimasu!~ (Kaitou Tenshi Twin Angel)
[kogasaki yuina] JK Mamamo No Shuugakuryokou Oppai Challenge | JK玉藻的畢業旅行ㄋㄟㄋㄟ大冒險 [Chinese] (Fate/Grand Order)[三色的大猩猩翻譯同盟]
Monthly Vitaman 2009-03
(C95) [Yamitsuki Honpo (Wise Speak)] JK Tamamo no Shuugaku Ryokou Oppai Challenge (Fate/Extra) [English] [Gawainized]
催眠天国 Challenge 03
Chaldea Outdoor Challenge Abby-chan to Issho 2
(C94) [Moruda Ramenya (Moruda)] Okay-san no Nukinuki Dosukebe Challenge (Girls und Panzer)
Teisouring Challenge
(C93) [Milk pudding (Jamcy)] Akane-chan Challenge! 2-kaime (VOICEROID)
[Karma Tatsurou] Irekawa (Monthly Vitaman 2011-07) [English] [Renaissance Da Vinci Translation] [Incomplete]
Monthly Vitaman 2017-05
Honoka Challenge! 2
Monthly Vitaman 2015-05
Dairoku! Otoile Challenge 2
[Tenchuugumi] Queen Sayoko's Challenge (Ah! My Goddess!) English
[ViperXTR] I Challenge You! (Kono Subarashii Sekai ni Syukufuku o!) [English]
(COMIC1☆7) [ASIANBOY (Hasemi Ryo)] Backstage Hibiki Challenge (THE IDOLM@STER) [English]
Supervised Monthly Ejaculation
Doki doki♡ Ticket Challenge!
Monthly Vitaman 2014-01
Hatsuzuki to Muremure Muramura Natsu Ecchi! | Having Stuffy Sex On The First Month Of Summer!
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge (Kantai Collection -KanColle-)
Eroi Bunnyue ni Shasei Gaman Shoubu o Idomu. | Challenging the Lewd Bunny to a Cum Endurance Battle.
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver.4.1
[Harumi Chihiro] Hoshikuzu Diary (Monthly Vitaman 2007-04) [Chinese]
[Yamitsuki Honpo (Wise Speak)] JK Tamamo no Shuugaku Ryokou Oppai Challenge (Fate/Extra)
Kyokon Shoujo Nyoudou Challenge!
[The Monthly Istanbul (Ahugan Sugita)] Bikyaku Zukan (Various) [Digital]
Monthly Vitaman 2015-11
A Challenger Has Appeared Which Naturally Leads To A Duel | Chousensha ga Arawareta - Shizen na Nagare de Kettou
G◎M
Tanpan Kozou no Oppai Challenge!
Doki Doki ❤ Ticket Challenge!
(C92) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge [English] {Hennojin}
Monthly Vitaman 2012-01
Monthly 'Aikawa' The Chief Editor Chp. 3
[Bochi Bochi no Ki (Borusiti)] Kasen-chan no Jasen Rouraku Challenge (Touhou Project) [Digital]
Nametake Challenge!
[hal] Hoozuki Miyoko Keiki 5-nen 6-kagetsu | Hoozuki Miyoko Sentence Five years, Six months (Mesu Ana Muhou Chitai -Mondou Muyou no Nakadashi Choueki-) [English] [CGrascal]
Ma Yumiko (jotaika) hon sanpuru Monthly Girls' Nozaki-kun sample
[Yurikawa] Futago Challenge | Twin Challenge (Toshiue Kanojo Alternative) [English] [PSYN+DMD]
[Karma Tatsurou] Ochitama | Fallen Balls (Monthly Vitaman 2013-02) [English] [UsagiTrans]
Futanari Milk Challenge 3 | 迫真水泳部・扶她的里技―第三章
Futanari Milk Challenge | 迫真水泳部・扶她的里技―第一章
(C93) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 2
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred)
[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]
[Momonosuke] Sex Communication (Monthly Vitaman 2017-01) [Chinese] [不負責任個人漢化]
Dairoku! Otoile Challenge
Akari Challenge
Kasen-chan no Jasen Rouraku Challenge
Monthly Vitaman 2013-04
Challenge Days
Maki Nico Lez Challenge
Monthly Vitaman 2017-08 [Digital]
Once A Month Visitor
Monthly Vitaman 2016-05
[mizu] Nakama de Pokapoka (Kids Challenge) [Chinese] [Befreiungsfuehrer第三次个人汉化]
[Fanbox] Kanzarin [Hentai of the month] (4012732)
[Karma Tatsurou] Irekawa (Monthly Vitaman 2011-07) [English] [Blackgrunt] [Sensualaoi] {Re-set}
[Karma Tatsurou] Mini Tsuma (Monthly Vitaman 2012-03) [Digital]
[Metacorapusu (Metacora)] JC Chinpo-beya Ikkagetsu Seikatsu Challenge!! (Kouhen) [Digital]
Kanade Challenge Zenpen
Pancakes Challenge
[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 [Digital]
[Momonosuke] Inaka no Aji wa Koi no Aji? (Monthly Vitaman 2016-05) [English] [Fated Circle]
(C91) [Angelic Feather (Land Sale)] Flan-chan no Saimin Nikubenki Challenge (Touhou Project)
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho (Fate/Grand Order) [Digital]
Dokidoki Mesu Ochi Gohoushi Challenge
[Abubu] Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan (Girls und Panzer) [Chinese] [不咕鸟汉化组]
Namaiki Kuchikukan Wakarase Challenge
Sennou Fuchou no Obenjo Challenge Isshuukan!
Utsuho Challenge!! ~Yobai ni Chousen~
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho 2 | Chaldea Outdoor Challenge with Abby-chan 2 (Fate/Grand Order) [English] [The Blavatsky Project] [Digital]
(Ore no Turn vs. 2019) [sigh. (Naruse)] Ore to Aitsu no S. M. T Challenge! (Yu-Gi-Oh! VRAINS)
[Terujirou] Junior Dominating Senior Challenge! [RAW] [JAP]
Okusama Challenge - Challenge of Wife
Futanari Milk Challenge 3 | 扶她榨乳挑战 3
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred) [English] [Tigoris Translates]
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge | Akatsuki's Bride Challenge (Kantai Collection -KanColle-) [English] {Doujins.com}
(C56) [M² Company (CJ Michalski, Souya Himawari)] Hachimitsu MONTH (Detective Conan)
Kasshoku Oneesan no Fudeoroshi Ver.4.1
Monthly Vitaman 2014-09
(COMIC1☆7) [ASIANBOY (Hasemi Ryo)] Backstage Hibiki Challenge (THE IDOLM@STER)
One-shota Challenge
Captain Saimin Icha Love Challenge | The Captain's Hypnosis Lovey Dovey Challenge
(SUPER11) [Astonish (Naitou Naito)] Kodomo Challenge (Various)
[Yonemochi Akihiko] adult challenge 1
Naisho no Enkou Challenge | 不可告人的援交挑战
(C94) [Moruda Ramenya (Moruda)] Okei-san no Nukinuki Dosukebe Challenge | Okay-san's Dirty Lewd Challenge (Girls und Panzer) [English] {Doujins.com}
Monthly QooPA 2015-01 [Digital]
(C85) [Wasuraruru Tegami (Binsen)] Elf Shimai no Chousen | The Elf Sisters' Challenge [English] [Mistvern]
[Kikkaya (Uesugi Kyoushirou)] Haruka Challenge [English] [Scansforhumanity]
[Kyuu (Shooya Akira)] Futtou Challenge 2 rev.2 (Sora no Manimani)
[Kuon Michiyoshi] HUNDRED GAME Ch. 7 (Monthly Vitaman 2015-06) [Chinese] [樱翼汉化组]
Girls from a Prestigious School Challenged to an Escape Game
(SC39) [Various (Various)] Hatena? Challenge! (Challenge First-Year-Student)
Kurakura Kyouka Gekkan | A Month Of Increasing Pleasure
[ro] Ookami to Akazukin Ch. 3 (Monthly QooPA 2014-11) [English] [Kappasa] [Digital]
[Black Age (Kurono Masakado)] Detective Collection VOL. 01 (Detective Conan) [Digital]
Futanari Milk Challenge 5 | 迫真水泳部・扶她的里技―第五章
Monthly MelomELO Apr.2016
Ishtar no Houkei Chinpo Mukimuki Challenge Jipponshoubu+Gojitudan
Monthly Vitaman 2009-12
Toka 1 hour drawing challenge
DokiDoki Mesuiki! Challenge!!
[Karma Tatsurou] Oo Tsuma (Monthly Vitaman 2011-12) [Digital]
Monthly Vitaman 2013-09
[MelonBooks] Monthly MelomELO Mar.2014
(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]
[Kon-Kit] Kaya-nee Volleyball ni Idomu | Ane☆Volleyball Challenge (Bishoujo Kakumei KIWAME Road 2012-12 Vol. 4) [English] [Malone] [Digital]
[Rapan (Himuro Shizuku)] Gekkan Duelist 11 - vol.03 | Monthly Duelist 11 - vol.3 (Yu-Gi-Oh! 5D's ) [English] [Utopia]
[Molossan (Morochin-san)] Dokidoki Mesuiki! Challenge!! ~Cosplay Uriko Hen~ (Hacka Doll, Kantai Collection -Kancolle-) [Chinese] [瑞树汉化组] [Digital]
Saimin Tengoku Challenge 05
[inari mochi] Swimsuit Challenge
Monthly Vitaman 2015-10
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho 2 (Fate/Grand Order) [Chinese] [靴下汉化组] [Digital]
[Ponkotsu Works] Blind Ecchi! SideA (Monthly Vitaman 2014-09) [Chinese] {G&魔皮卡的女子力研究}
[MelonBooks] Monthly MelomELO Jun.2014
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi | Brown Lady Takes His First Time [English] [Chocolate] [Digital]
An NTR Day Per Month - Husband Pretends Not To See It Before Her
Kanade Challenge Kouhen
[Momonosuke] Renai Icchokusen! (Monthly Vitaman 2014-09) [English] [Fated Circle]
Monthly Vitaman 2017-09 [Digital]
(C95) [Labomagi! (Takeda Aranobu)] W Jeanne to Off-Paco Challenge (Fate/Grand Order)
Reiwa Shasei Challenge
Monthly UriboZakkaTen Feb.28,2020
(C93) [Aozora Shoujo (Shirane Taito)] Rika no Oshiri Challenge (THE IDOLM@STER CINDERELLA GIRLS)
[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]
Saimin Tengoku Challenge 04
[DIN] Seieki Tamekomi Challenge | Semen Storage Challenge [English]
Monthly Vitaman 2013-08
JK Tamamo no Shuugaku Ryokou Oppai Challenge
(C59) [Dish up, ONE COIN (Warabi Yuuzou)] Monthly Pace No. 2 (Street Fighter)
(C94) [Fuwatoro★Marinepolis (Sumitomo)] Theater Challenge (THE IDOLM@STER MILLION LIVE!)
[Kameyoshi Ichiko] Kanako Challenge (COMIC LO 2020-09) [English] [LoliAce] [Digital]
[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]
[Kuon Michiyoshi] HUNDRED GAME Ch. 10 (Monthly Vitaman 2015-10) [Chinese] [樱翼汉化组]