[Mizu] Ana no Toriko (Kids Challenge) [Chinese] [Befreiungsfuehrer第四次个人汉化]
Pancakes Challenge | Desafío de Panqueques
[Fujisaka Kuuki] Koi Kano x Ai Kano Ch. 22 (Monthly Vitaman 2015-02) [Chinese] [樱翼汉化组]
Kyokon Shoujo Nyoudou Challenge!
[Kuon Michiyoshi] HUNDRED GAME Ch. 4 (Monthly Vitaman 2015-02) [Chinese] [樱翼汉化组]
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 4 [English] [Decensored] [Copy Of] [Digital]
Otou-san Challenge
Monthly Vitaman 2009-09
[Homura Subaru] Milky Succubus Lyli 4 (Monthly QooPA 2015-02) [Digital]
Kuroshio Challenge
Tobira no Soto ni Ke tsuya no Ii Neko ga ita no de, Shitsukete Kaineko ni shite miru Challenge.
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 5
Monthly Vitaman 2014-08
Monthly MelomELO Apr.2016
[Yurikawa] Futago Challenge (Toshiue Kanojo Alternative) [English] [PSYN]
Ko-Gil Challenge
Monthly Vitaman 2007-02
[Homura Subaru] Momoyuri Gakuen ~Himitsu no Soap-bu~ 2-rime (Monthly QooPA 2015-01) [Digital]
Yuusha no Sairoku Hon Challenge Omake Manga
(Utahime Teien 4) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? 2 (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [无毒汉化组]
Kids Challenge
(C70) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Futakoi Challenge (Futakoi Alternative)
(Futaba Gakuensai 9) [1000AP (Various)] Kodomo de Challenge 5
[Usakun] Kongetsu no Wanko. | This Month's Doggy. (COMIC LO 2007-05) [English] [sirC]
(Stand Up! 29) [Kashitsuki (Momoko)] Ero Trap Dungeon no Challenger (Cardfight!! Vanguard)
Akane Challenge!? 2
[Fujisaka Kuuki] Opparadise wa Shinryouchu | 欧派天国诊疗中 Ch. 10 (Monthly Vitaman 2018-05) [Chinese] [前线作♂战♀基地] [Digital]
Chaldea Outdoor Challenge Abby-chan to Issho 2
(C93) [Unagiyasan (Hanamiya Natsuka)] Otona Challenge!!
Asuka 6 months
Monthly Vitaman 2017-08 [Digital]
Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge
[Karma Tatsurou] OoTsuma | The Abnormalcy bias (Monthly Vitaman 2011-12) [English] [Digital]
Kasen-chan no Jasen Rouraku Challenge
Monthly Vitaman 2017-09 [Digital]
[Fujisaka Kuuki] Koi Kano x Ai Kano Ch. 23 (Monthly Vitaman 2015-03) [Chinese] [樱翼汉化组]
[Momonosuke] Beach de Kojinshidou - private lesson at the beach (Monthly Vitaman 2015-09) [English] [Fated Circle]
Flan-chan no Saimin Nikubenki Challenge
UnknownUltimateChallenge
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho (Fate/Grand Order) [Digital]
2-nen to 8-kagetsu no Kiseki | A Journey of 2 Years and 8 Months
(C92) [Andorogynous (Kiyose Kaoru)] Futanari Milk Challenge
[Satuyo] Pool de Challenge! Boyish (COMIC LO 2017-12) [Chinese] [code183汉化] [Digital]
Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan
Akatsuki-chan Mayonaka no Otoile Challenge
Monthly Vitaman 2014-12
[18master] Boku to Kaa-san no Ikkagetsu 2 | My Month Together with Mom [English][Amoskandy]
U Challenge
[Usakun] Kongetsu no Wanko. | This Month's Doggy (Hatsukoi! Lyrical H) [English] [Digital]
Captain Saimin Icha Love Challenge
[mizu] Nakama de Pokapoka (Kids Challenge) [Chinese] [Befreiungsfuehrer第三次个人汉化]
Akane-chan Challenge! 2.5-kaime
Utsuho Challenge!!
Monthly Vitaman 2014-02
(C94) [Bizensiki Roroppu (Bizen)] Oshiri Ecchi Challenge (Hatoba Tsugu)[Chinese][夏姬霸汉化组·改]
Toka 1 hour drawing challenge (ichizikann)
[Ohmi Takeshi] Gekkan Aikawa Henshuuchou - Monthly "Aikawa" The Chief Editor 1
Monthly QooPA 2014-08
Yuusha no Sairoku Hon Challenge
[Mizone] Onigashima no Kyokon (Monthly QooPA 2014-11) [Digital]
(C93) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Kouhen
[Hibon (Itami)] Yuu-kun CHALLENGE!! Kobe Hen [Digital]
(SUPER24) [PureSlider (Matsuo)] MONTHLY THE IWATOVISION (Free!) [Chinese] [绅士仓库汉化]
Monthly Vitaman 2016-08
Monthly Vitaman 2018-03
(Nikudarake!!!!!! Gachinko Butoukai in chaos) [Kasuga Kikaku (Terujirou)] Gekokujou ni Chousen! | Junior Dominating Senior Challenge! [English]
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge (Kantai Collection -KanColle-)
Monthly Vitaman 2009-10
(C94) [Moruda Ramenya (Moruda)] Okei-san no Nukinuki Dosukebe Challenge | Okay-san's Dirty Lewd Challenge (Girls und Panzer) [English] {Doujins.com}
[Yurikawa] Futago Challenge | Twin Challenge (Toshiue Kanojo Alternative) [English] [PSYN+DMD]
[Sakimori Dan] Sanae Challenge!! Ch. 1-2
[Kyuu (Shooya Akira)] Futtou Challenge 2 rev.2 (Sora no Manimani)
[Fujisaka Kuuki] Koi Kano x Ai Kano Ch. 24 (Monthly Vitaman 2015-04) [Chinese] [樱翼汉化组]
Chaldea Outdoor Challenge Abby-chan to Issho