Yamahime No Jitsu August Extra Monthly Juku Onna Tengoku
[Yurikawa] Futago Challenge | Twin Challenge (Toshiue Kanojo Alternative) [English] [PSYN+DMD]
Kanade Challenge Kouhen
[d.a.p (mougi)] UnknownUltimateChallenge (CROSS x BEATS) [Digital] [Chinese] [这很恶堕汉化组]
(C78) [Nounai Kanojo (Kishiri Toworu)] Remilia kara no Chousenjou | Remilia's Challenge (Touhou Project) [English] [UMAD]
Gekkan "The Bitch" o Mita Onna no Hannou ni Tsuite | About the Reaction of the Girl Who Saw "The Bitch Monthly"
Taiwan Comic Monthly
One-shota Challenge
[18master] Boku to Kaa-san no Ikkagetsu 2 | My Month Together with Mom [English][Amoskandy]
U Challenge
Monthly Vitaman 2013-06
(C64) [kodomo challenge (Various)] natsu no kansatsu nikki | Summer observation diary (Original) [English]
[Croriin]~Succubus Challenge~(Isekai Rakuten Vol.5)[Chinese][星瞳漢化]
Monthly 'Aikawa' The Chief Editor Chp. 6
Monthly Vitaman 2012-01
JK Tamamo no Shuugaku Ryokou Oppai Challenge
(C93) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Kouhen
Monthly Vitaman 2013-01
Kuroshio Challenge
[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]
Yuusha no Sairokubon Challenge
[Karma Tatsurou] Irekawa (Monthly Vitaman 2011-07) [English] [Blackgrunt] [Sensualaoi] {Re-set v2}
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Onee-san no Fudeoroshi Kyou mo Himitsu no Seikatsu Shidou[Chinese] [cqxl自己汉化] [Digital]
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 4 [Chinese] [cqxl自己汉化] [Digital]
Akane Challenge!? 2
[Kuon Michiyoshi] HUNDRED GAME Ch. 3 (Monthly Vitaman 2014-12) [Chinese] [樱翼汉化组]
(C97) [DECOPPACHI (Hidiri Rei)] DT Chinpo 100-pon Acme Challenge!! (Kiratto Pri Chan)
(C95) [Yamitsuki Honpo (Wise Speak)] JK Tamamo no Shuugaku Ryokou Oppai Challenge (Fate/Extra) [English] [Gawainized]
(Sennen Battle Phase 10) [ANNIELAURIE (Toyama Nanao)] Sex Challengers (Yu-Gi-Oh! ARC-V)
(COMITIA97) [The Monthly Istanbul (Ahugan Sugita)] Bikyaku Zukan
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho | Chaldea Outdoor Challenge with Abby-chan (Fate/Grand Order) [English] [The Blavatsky Project] [Digital]
[Kijitora Nukodi] Lost - Boku no Kioku ha Kimi no Naka | Lost - My Memory Is Within You (Monthly Vitaman 2015-10) [English] [BabaDeca] [Digital]
[Niliu Chahui] Male Swimsuit Challenge [English]
Dairoku! Otoile Challenge
[Fanbox] Kanzarin [Hentai of the month] (4012732)
Monthly Vitaman 2016-06
Kasshoku Oneesan no Fudeoroshi Ver. 4
Monthly MelomELO Jun.2014
Futanari Milk Challenge 3 | 迫真水泳部・扶她的里技―第三章
Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan
Monthly MelomELO Apr.2016
(Kotonoha's Festa 2) [Milk Pudding (Jamcy)] Akane-chan Challenge! 2.5-kaime (VOICEROID)
Teisouring Challenge
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Onee-san no Fudeoroshi Yume to Kibou no Bikini Armor [Chinese] [cqxl自己汉化] [Digital]
[Irojikake Matome Blog (Kurokawa Otogi)] Renzoku Kyousha Challenge (Paizuri Senmon Zasshi "Zettai Chichi Kyousha" Vol 1) [Textless]
Monthly Vitaman 2009-12
(COMIC1☆7) [ASIANBOY (Hasemi Ryo)] Backstage Hibiki Challenge (THE IDOLM@STER) [English]
Monthly Vitaman 2017-08 [Digital]
(C93) [Milk pudding (Jamcy)] Akane-chan Challenge! 2-kaime (VOICEROID)
Monthly Vitaman 2007-04
Backstage Hibiki Challenge
Seieki Tamekomi Challenge
[Kuon Michiyoshi] HUNDRED GAME Ch. 11 (Monthly Vitaman 2015-11) [Chinese] [樱翼汉化组]
[Kikkaya (Uesugi Kyoushirou)] Haruka Challenge [English] [Scansforhumanity]
(C92) [Andorogynous (Kiyose Kaoru)] Futanari Milk Challenge
[Rapan (Himuro Shizuku)] Gekkan Duelist 11 - vol.03 | Monthly Duelist 11 - vol.3 (Yu-Gi-Oh! 5D's ) [English] [Utopia]
Monthly MelomELO Mar.2014
Demonic Onsen Paizuri (EscapeFromExpansion)
[Momonosuke] Kinpatsu no Shokunin-damashii (Monthly Vitaman 2018-01) [English] [Fated Circle] [Digital]
Ane☆Volleyball Challenge
(C93) [Milk pudding (Jamcy)] Akane-chan Challenge! 2-kaime (VOICEROID) [Chinese] [脸肿汉化组]
Futanari Milk Challenge 2 | 扶她榨乳挑战2
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi [Chinese] [cqxl自己汉化] [Digital]
Honoka Challenge! 2
I Challenge You!
(Warabe Jitsuno Koukou Bunka Matsuri Duel Carnival) [Michu★Honey (Hikari.)] Kattobingu wa Challenge tte Kotoda ze! (Yu-Gi-Oh! Zexal)
Monthly Vitaman 2013-04
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver.4.1 [Chinese] [cqxl自己汉化]
Gessha 20-man no Katei Kyoushi | Working as a Home Tutor for 200 Thousand Yen per Month
TS-kko Otokoyu Challenge!
(C88) [Shinobi-Rocket (Sasamashin)] Akatsuki Challenge! (Kantai Collection -KanColle-)
Pancakes Challenge
[Homura Subaru] Sakunyuu Inma Lili 4 | Milky succubus Lilly (Monthly QooPA 2015-02) [Digital]
[Hara] Misaki-chan no Lotion Challenge
[Mizu] Ana no Toriko (Kids Challenge) [Chinese] [Befreiungsfuehrer第四次个人汉化]
(C91) [Molossan (Morochin-san)] DokiDoki Mesuiki! Challenge!! (Various) [Chinese] [不協和音漢化]
Eroi Bunnyue ni Shasei Gaman Shoubu o Idomu. | Challenging the Lewd Bunny to a Cum Endurance Battle.
Maki Nico Lez Challenge
[Kuon Michiyoshi] HUNDRED GAME Ch. 10 (Monthly Vitaman 2015-10) [Chinese] [樱翼汉化组]
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred)
[Torimogura] Osananajimi-chan Ikase Challenge
[Professor Grace (Grace Ishikawa)] Brain Training (From: COMIC Monthly Vitaman 2006-10) [ENG] =TV=
Monthly Vitaman 2007-10
Futanari Milk Challenge 2 | 迫真水泳部・扶她的里技―第二章
Monthly Vitaman 2007-08
Futanari Milk Challenge 5 | 扶她榨乳挑战 5
[Fujisaka Kuuki] Koi Kano x Ai Kano Ch. 23 (Monthly Vitaman 2015-03) [Chinese] [樱翼汉化组]
[Nozarashi (Nozarashi Satoru)] Shizuku to Airi no 1-kagetsu Dousei Challenge!! (THE iDOLM@STER CINDERELLA GIRLS) [Digital]
[mizu] Poka Poka After (Kids Challenge) [Chinese] [Befreiungsfuehrer第五次个人汉化]
Challenge! Hentai Majo Rensei
Monthly Vitaman 2015-05 [Digital]
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]
(C94) [Moruda Ramenya (Moruda)] Okei-san no Nukinuki Dosukebe Challenge | Okay-san's Dirty Lewd Challenge (Girls und Panzer) [English] {Doujins.com}
Chaldea Outdoor Challenge Abby-chan to Issho 3
Doki Doki ❤ Ticket Challenge!
[Sa-Ki] Honoka Challenge! (Love Live!)
[Karma Tatsurou] Amasan (Monthly Vitaman 2013-04) [English] =LWB=
Monthly Vitaman 2009-02 [Incomplete]
An NTR Day Per Month - Husband Pretends Not To See It Before Her
Monthly Vitaman 2015-11 [Digital]
(Futaket 14) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3
Male Swimsuit Challenge
[Yoriu Mushi] Kokuu Kara no Chousen - Challenger from the Sky
Monthly Vitaman 2015-10 [Digital]
[Karma Tatsurou] Mini Tsuma (Monthly Vitaman 2012-03) [Digital]
(C96) Dairoku! Otoile Challenge
Imasara Shampoo Bottle Challenge o Suru Suieibu Coach no Manga | 现在才来挑战洗发水罐子的游泳部教练的漫画
[Nishina Satomi] Kyokan-kun to Kogara-chan Shinchousa 43-centi de SEX Challenge - Giant and a small lady.
UnknownUnlockChallenge
Monthly 'Aikawa' The Chief Editor Chp. 5
Kasshoku Oneesan no Fudeoroshi Ver.4.1
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge (Kantai Collection -KanColle-)
Kasen-chan no Jasen Rouraku Challenge
[Hinemosuan (Hinemosu Notari)] Asuda-san Challenge (Nijiket)
(COMIC1☆7) [ASIANBOY (Hasemi Ryo)] Backstage Hibiki Challenge (THE IDOLM@STER)
(SUPER24) [PureSlider (Matsuo)] MONTHLY THE IWATOVISION (Free!) [English] [ichigo-day]
Monthly 'Aikawa' The Chief Editor Chp. 1
[Yurikawa] Futago Challenge (Toshiue Kanojo Alternative) [English] [PSYN]
[Higashino Mikan] Futomomo Sensation! (Monthly Vitaman 2015-10) [English] {NecroManCr}
[Ohmi Takeshi] Gekkan Aikawa Henshuuchou 2 - Monthly "Aikawa" The Chief Editor 2 [English] {antihero27}
(Zennin Shuuketsu 9) [Chikuwa to Kyuuri (Sakuraba Chizuru)] Otou-san Challenge (Naruto)
Monthly Vitaman 2018-04 [Digital]
(C93) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Kouhen [Chinese] [Lolipoi汉化组]
Captain Saimin Icha Love Challenge | The Captain's Hypnosis Lovey Dovey Challenge
(C86) [Marked-two (Hideo)] Taihou Challenge! (Kantai Collection -KanColle-)
[Karma Tatsurou] Reikan | Ghost Sense (Monthly Vitaman 2013-05) [English] {UsagiTrans}
Kurokoshi You] Challenge Week
Dairoku! Otoile Challenge 2
Monthly Vitaman 2014-10