(C64) [kodomo challenge (Various)] Natsu no Kansatsu Nikki
[Tomohiro Kai] HIDE AND PEEK (COMIC Kairakuten BEAST 2014-09) [English] [amaimono]
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi | Brown Lady Takes His First Time [English] [Chocolate] [Digital]
(C86) [Yamakawa Den'enfuukei (Yamada, Kawada)] HERE COMES A NEW CHALLENGER!! (High Score Girl)
[Yurikawa] Futago Challenge (Toshiue Kanojo Alternative) [English] [PSYN]
[Karma Tatsuro] Shiawase no Shoujo (Monthly Vitaman 2014-01) [English] [Facedesk]
[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 [Digital]
Futanari Milk Challenge 3
[mizu] Nakama de Pokapoka (Kids Challenge) [Chinese] [Befreiungsfuehrer第三次个人汉化]
Namaiki Kuchikukan Wakarase Challenge
(Nikudarake!!!!!! Gachinko Butoukai in chaos) [Kasuga Kikaku (Terujirou)] Gekokujou ni Chousen! | Junior Dominating Senior Challenge! [English]
Monthly Vitaman 2013-09
Pancakes Challenge | Desafío de Panqueques
[Mizu] PokaPoka After (Kids Challenge) [English] [QTR]
Captain Saimin Icha Love Challenge
(Gunreibu Shuho & Houraigekisen! Yo-i! Goudou Enshuu 4Senme) [Renai Mangaka (Naruse Hirofumi)] Kashima-san to Akimatsuri Challenge (Kantai Collection -KanColle-)
(C94) [Bizensiki Roroppu (Bizen)] Oshiri Ecchi Challenge (Hatoba Tsugu)[Chinese][夏姬霸汉化组·改]
[Fukumaaya] Uiuishii Imouto | Naive Little Sister (Monthly QooPA 2014-08) [English] [Crystalium]
Kanoka Challenge_plot 2
[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]
Toka 1 hour drawing challenge (ichizikann)
Tanpan Kozou no Oppai Challenge!
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 6 | Brown Lady Takes His First Time Ver. 6 [English] [Decensored] [Copy Of]
Monthly MelomELO Apr.2016
Okusama Challenge - Challenge of Wife
Kasshoku Oneesan no Fudeoroshi Ver. 3
Monthly Vitaman 2017-04
(C91) [Molossan (Morochin-san)] DokiDoki Mesuiki! Challenge!! (Various) [English] [TF translations]
[Professor Grace (Grace Ishikawa)] Brain Training (From: COMIC Monthly Vitaman 2006-10) [ENG] =TV=
Okei-san no Nukinuki Dosukebe Challenge
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver.4.1 [Chinese] [cqxl自己汉化]
[laliberte] CHALLENGE [Chinese] [流木个人汉化]
Kasshoku Onee-san no Fudeoroshi Kyou mo Himitsu no Seikatsu Shidou
Otou-san Challenge
(C97) [Yusei Haguruma (Victanyas)] Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge (Azur Lane) [English] {Doujins.com}
Nametake Challenge!
Monthly QooPA 2014-11 [Digital]
Petit Xu Lewd Challenge + Extras
Monthly 'Aikawa' The Chief Editor Chp. 5
Monthly Vitaman 2007-02
Jeanne no Nikubenki Challenge
[R2 (Rakko)] Yuusha no Chousenjou 3 Senshi ni Love Song o | Hero's Challenge 3 (Dragon Quest III) [English] =thetsuuyaku= [Digital]
Taiwan Comic Monthly
Monthly Vitaman 2009-12
[Molossan (Morochin-san)] Dokidoki Mesuiki! Challenge!! ~Cosplay Uriko Hen~ (Hacka Doll, Kantai Collection -Kancolle-) [Chinese] [瑞树汉化组] [Digital]
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi [Digital]
(C81) [Azuki Monaka (Takenouchi Suama)] Magical Saimin Challenge (Magical Halloween)
Hajimete no Inpio Challenge
Dokidoki Mesu Ochi Gohoushi Challenge
[Momonosuke] Kinpatsu no Shokunin-damashii (Monthly Vitaman 2018-01) [English] [Fated Circle] [Digital]
Monthly MelomELO Nov.11,2012
Kasshoku Oneesan no Fudeoroshi Ver.4.1
[Fanbox] Kanzarin [Hentai of the month] (4012732)
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Onee-san no Fudeoroshi Kyou mo Himitsu no Seikatsu Shidou[Chinese] [cqxl自己汉化] [Digital]
UNKNOWN UNLOCK CHALLENGE | 크로스비츠 동인지
[Fujisaka Kuuki] Oppai Paradise Shinryouchuu! | 歐派天國診療中! (Monthly Vitaman 2017-05) [Chinese] [前线作战基地] [Digital]
Monthly Vitaman 2009-02 [Incomplete]
(Angel Time 3) [Syunkan Saidaihusoku, Night FUCKERS (Pony R, Mitsugi)] Phantom Challenge! ~Futari no Domannaka Itadakimasu!~ (Kaitou Tenshi Twin Angel)
Ko-Gil Challenge
Monthly Vitaman 2018-02 [Digital]
[Milk Pudding (Jamcy)] Akane-chan Challenge! 4-kaime (VOICEROID) [Digital]
Futanari Milk Challenge 3 | 迫真水泳部・扶她的里技―第三章
(Utahime Teien 4) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? 2 (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [无毒汉化组]
Monthly Vitaman 2015-11
[Bochi Bochi no Ki (Borusiti)] Kasen-chan no Jasen Rouraku Challenge (Touhou Project) [Digital]
(Sennen Battle Phase 10) [ANNIELAURIE (Toyama Nanao)] Sex Challengers (Yu-Gi-Oh! ARC-V)
(Dramatic Change 3) [Ne. (Shiromitsu Daiya)] Challenge! Ochinchin Purupuruen ~3-nin nara Dekiru Mo~n~ (THE IDOLM@STER SideM)
(Kono Koe Todoke, Tsuki made mo Yon) [Milk Pudding (Jamcy)] Akane-chan Challenge! 3-kaime (VOICEROID)
Captain Saimin Icha Love Challenge | The Captain's Hypnosis Lovey Dovey Challenge
Monthly QooPA 2013-10
Monthly Vitaman 2018-05 [Digital]
[Homura Subaru] Momoyuri Gakuen ~Himitsu no Soap-bu~ 2-rime (Monthly QooPA 2015-01) [Digital]
[Karma Tatsurou] Irekawa (Monthly Vitaman 2011-07) [English] [Blackgrunt] [Sensualaoi] {Re-set}
(C93) [Aozora Shoujo (Shirane Taito)] Rika no Oshiri Challenge (THE IDOLM@STER CINDERELLA GIRLS)
[Algolagnia (Mikoshiro Honnin)] Monthly Margareta inaugural issue "Entrance Information" vol.000
Monthly Vitaman 2012-01
Dairoku! Otoile Challenge
Monthly Vitaman 2008-03
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 4 [Chinese] [cqxl自己汉化] [Digital]
Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan
Kasen-chan no Jasen Rouraku Challenge
Monthly 'Aikawa' The Chief Editor Chp. 1
i-ll-make-you-understand-challenge
Monthly Vitaman 2014-03
Monthly Vitaman 2014-04
First Love Ten months later complete
Pancakes Challenge
Monthly Vitaman 2014-02
[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]
[Mizone] Hito no Ashi yori Hebi no Ashi Miyo (Monthly QooPA 2014-09) [Digital]
(C97) [Yuasa Rengou (Jean Louis)] Tanpan Kozou no Oppai Gym Challenge! | A Boy In Short's Big Breasted Gym Challenge! (Pokémon Sword and Shield) [English] {Doujins.com}
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho (Fate/Grand Order) [Digital]