(SC40) [Delayder (Makinon TM)] Yousei-san no?! Himitsu no Bouken no Tobira Preview ver (Challenge First-Year-Student)
Monthly 'Aikawa' The Chief Editor Chp. 3
Monthly Vitaman 2011-07
Akane Challenge!? 2
UNKNOWN UNLOCK CHALLENGE | 크로스비츠 동인지
MONTHLY THE IWATOVISION
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver.4.1 [Chinese] [cqxl自己汉化]
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 6 [Chinese] [cqxl自己汉化]
(C91) [Molossan (Morochin-san)] DokiDoki Mesuiki! Challenge!! (Various)
[Karma Tatsurou] Mini Tsuma (Monthly Vitaman 2012-03) [English] [Digital]
[d.a.p] UnknownUnlockChallenge
[Kuon Michiyoshi] HUNDRED GAME Ch. 7 (Monthly Vitaman 2015-06) [Chinese] [樱翼汉化组]
[Fujisaka Kuuki] Koi Kano x Ai Kano Ch. 25 (Monthly Vitaman 2015-05) [Chinese] [樱翼汉化组]
Shizuku Challenge! Takumin Hitsuji-san no Chichishibori! RX
[Nekomata Naomi] Here Comes a New Challenger! (COMIC Kairakuten Beast 2007-04) [English] [Clearly Guilty Translations]
(C93) [Unagiyasan (Hanamiya Natsuka)] Otona Challenge!! [Chinese] [脸肿汉化组]
(C93) [Aozora Shoujo (Shirane Taito)] Rika no Oshiri Challenge (THE IDOLM@STER CINDERELLA GIRLS)
Kasshoku Oneesan no Fudeoroshi Ver. 4
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Onee-san no Fudeoroshi Yume to Kibou no Bikini Armor [Chinese] [cqxl自己汉化] [Digital]
Monthly Vitaman 2007-04
(C94) [Minamono (Minamo)] Ko-Gil Challenge (Fate/Grand Order) [Chinese] [theoldestcat汉化]
Monthly Vitaman 2013-04
Maki Nico Lez Challenge
(SUPER11) [Astonish (Naitou Naito)] Kodomo Challenge (Various) [English] [CrystalMeph]
Monthly Vitaman 2015-10
Monthly 'Aikawa' The Chief Editor Chp. 1
[Kurokoshi You] Challenge Week (COMIC Megastore 2010-07) [English] {doujin-moe.us}
[Dokudenpa Jushintei (Kobucha)] 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 [Chinese] [同文城] [Digital]
Renzoku Kyousha Challenge
[ro] Ookami to Akazukin Ch. 3 (Monthly QooPA 2014-11) [Chinese] [落莲汉化组] [Digital]
(C93) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Kouhen [Chinese] [Lolipoi汉化组]
(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]
Monthly Vitaman 2007-10
Monthly Vitaman 2013-03
Dairoku! Otoile Challenge
Monthly MelomELO Jun.2014
[Ohmi Takeshi] Gekkan Aikawa Henshuuchou - Monthly "Aikawa" The Chief Editor 1 [English] [redCoMet]
Monthly Vitaman 2008-11
Futanari Milk Challenge 4 | 扶她榨乳挑战 4
JC Chinpo-beya Ikkagetsu Seikatsu Challenge!
[MemeXILE (Memeo)] Kodomo Challenge (Free!) [Digital]
(C93) [Milk pudding (Jamcy)] Akane-chan Challenge! 2-kaime (VOICEROID)
CHALLENGE
Ma Yumiko (jotaika) hon sanpuru Monthly Girls' Nozaki-kun sample
[The Monthly Istanbul (Ahugan Sugita)] Shotagari Witch [Chinese] [cqxl自己汉化] [Digital]
Futanari Milk Challenge 2 | 扶她榨乳挑战2
Pancakes Challenge
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Lolita Complex [Digital]
Namaiki Kuchikukan Wakarase Challenge
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 5
Okusama Challenge - Challenge of Wife
[Mizu] Kids Challenge [English]
Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge
Shimakaze-kun Challenge Shippai
[The Monthly Istanbul (Ahugan Sugita)] Shotagari Witch [Digital]
[AXZ (Katatuka Kouji)] Yui-chan SEX Challenge!! (Yuyushiki) [Digital]
(C91) [Angelic Feather (Land Sale)] Flan-chan no Saimin Nikubenki Challenge (Touhou Project)
[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]
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi [Digital]
[Karma Tatsurou] Irekawa (Monthly Vitaman 2011-07) [English] [Blackgrunt] [Sensualaoi] {Re-set v2}
futanari milk challenge 5
Monthly Vitaman 2011-07 [Digital]
[Higashino Mikan] Umi to Nikuyoku | The Sea and Lust (Monthly Vitaman 2013-10) [English]
Saimin Tengoku Challenge 05
1-kagetsukan no Paradise | A Month of Paradise
Monthly Vitaman 2014-10
Monthly MelomELO Apr.2016
Kids Challenge
(Futaket 14) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 | 扶她榨乳挑战 3 [Chinese] [黄记汉化组]
Pancakes Challenge | Desafío de Panqueques
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
(C77) [Kyuu (Shooya Akira)] Futtou Challenge (Sora no Manimani)
Challenge Week
(C83) [Algolagnia (Mikoshiro Honnin)] Monthly Margareta Vol. 1 Event Henshuuban
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 4 [English] [Decensored] [Copy Of] [Digital]
Monthly Vitaman 2016-12
(C93) [Unagiyasan (Hanamiya Natsuka)] Otona Challenge!!
DokiDoki Mesuiki! Challenge!!
[Harumi Chihiro] Hoshikuzu Diary (Monthly Vitaman 2007-04) [Chinese]
[Fanbox] Kanzarin [Hentai of the month] (3648356)
Kanade Challenge Zenpen
One-shota Challenge
Chaldea Outdoor Challenge Abby-chan to Issho 3
[Mizu] Ana no Toriko (Kids Challenge) [Chinese] [Befreiungsfuehrer第四次个人汉化]
Junior Dominating Senior Challenge!
Kaye-nee Challenging Herself in Volleyball