[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho 2 (Fate/Grand Order) [Chinese] [靴下汉化组] [Digital]
(C93) [Aozora Shoujo (Shirane Taito)] Rika no Oshiri Challenge (THE IDOLM@STER CINDERELLA GIRLS)
Taiwan Comic Monthly
U Challenge
(Motto Warunodesu... Ouji) [Sakura Garden (Shirosuzu)] Aisha Challenge Renji ☆ 4 | 爱莎的☆4挑战 (Sennen Sensou Aigis) [Chinese] [DarkZ]
Akane Challenge!? 2
Monthly 'Aikawa' The Chief Editor Chp. 3
(SUPER11) [Astonish (Naitou Naito)] Kodomo Challenge (Various) [English] [CrystalMeph]
Futanari Milk Challenge
Kaye-nee Challenging Herself in Volleyball
Monthly Vitaman 2016-10 [Digital]
Monthly Vitaman 2009-08
Futanari Milk Challenge 3
(C64) [kodomo challenge (Various)] Natsu no Kansatsu Nikki
Getsumatsu Daikanshasai | End of the Month Appreciation Event
Honoka Challenge! 2
(C93) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 2
Yuusha no Sairoku Hon Challenge Omake Manga
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred)
Kasshoku Onee-san no Fudeoroshi Yume to Kibou no Bikini Armour
[Mizone] Hito no Ashi yori Hebi no Ashi Miyo (Monthly QooPA 2014-09) [Digital]
Saimin Tengoku Challenge 04
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho | Chaldea Outdoor Challenge with Abby-chan (Fate/Grand Order) [English] [The Blavatsky Project] [Digital]
Monthly Comic Guts RE
Monthly Vitaman 2009-10
[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. 3 (Monthly Vitaman 2014-12) [Chinese] [樱翼汉化组]
Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge
Yousei-san no?! Himitsu no Bouken no Tobira Preview ver
Jisatsu Challenge | 自殺挑戰
[d.a.p] UnknownUnlockChallenge
Monthly Vitaman 2017-05
Monthly Vitaman 2014-07
[Nekomata Naomi] Here Comes a New Challenger! (COMIC Kairakuten Beast 2007-04) [English] [Clearly Guilty Translations]
(C94) [Fuwatoro★Marinepolis (Sumitomo)] Theater Challenge (THE IDOLM@STER MILLION LIVE!)
Ko-Gil Challenge
[Nishina Satomi] Kyokan-kun to Kogara-chan Shinchousa 43-centi de SEX Challenge - Giant and a small lady.
(Nikudarake!!!!!! Gachinko Butoukai in chaos) [Kasuga Kikaku (Terujirou)] Gekokujou ni Chousen! | Junior Dominating Senior Challenge! [English]
Male Swimsuit Challenge
Monthly Vitaman 2013-05
Dairoku! Otoile Challenge2
[Karma Tatsurou] Saigo no Omoide | One Last Memory (Monthly Vitaman 2013-09) [English] [UsagiTrans]
[Mizu] Kids Challenge
Futanari Milk Challenge | 扶她榨乳挑战
Utsuho Challenge!! ~Yobai ni Chousen~
[FAVORITE] Moe Monthly FAVORITE (core Mook Series 599)
Monthly Vitaman 2015-06
(SC39) [Various (Various)] Hatena? Challenge! (Challenge First-Year-Student)
[Mizone] Onigashima no Kyokon (Monthly QooPA 2014-11) [Digital]
[RoriE-Do] VS Kishi no Honoo no Challenger (VS Knight Lamune & 40 Fire)
Kyokon Shoujo Nyoudou Challenge!
Okei-san no Nukinuki Dosukebe Challenge
Monthly Vitaman 2007-04
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 5 [English] [Uncensored]
(C92) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge [English] {Hennojin}
[Homura Subaru] Milky Succubus Lyli 4 (Monthly QooPA 2015-02) [Digital]
Doki Doki ❤ Ticket Challenge!
Kanoka Challenge_plot 2
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho | Chaldea Outdoor Challenge with Abby-chan (Fate/Grand Order) [English] [The Blavatsky Project] [Digital]
Monthly Gekiman Special 2013-06 [Incomplete]
Monthly Vitaman 2016-02
Akatsuki no Oyome-san Challenge | Akatsuki's Bride Challenge
Monthly Vitaman 2017-01
Demonic Onsen Paizuri (EscapeFromExpansion)
Kasshoku Oneesan no Fudeoroshi Ver. 3
Kasshoku Oneesan no Fudeoroshi Ver. 4
Kasshoku Onee-san no Fudeoroshi Kyou mo Himitsu no Seikatsu Shidou
(C94) [Moruda Ramenya (Moruda)] Okei-san no Nukinuki Dosukebe Challenge | Okay-san's Dirty Lewd Challenge (Girls und Panzer) [English] {Doujins.com}
[Fujisaka Kuuki] Koi Kano x Ai Kano Ch. 23 (Monthly Vitaman 2015-03) [Chinese] [樱翼汉化组]
Monthly QooPA 2013-10
(C83) [Super Sentou, The Shakya (Fukutarou, Oke)] Gekkan Otona no RitsuMio Zoukangou | Monthly RitsuMio for Adults - Special Edition (K-On!) [English] [Yuri-ism]
Monthly Vitaman 2014-12
[Kuon Michiyoshi] HUNDRED GAME Ch. 9 (Monthly Vitaman 2015-09) [Chinese] [樱翼汉化组]
[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]
[Fujisaka Kuuki] Koi Kano x Ai Kano Ch. 24 (Monthly Vitaman 2015-04) [Chinese] [樱翼汉化组]
[Hinemosuan (Hinemosu Notari)] Asuda-san Challenge (Nijiket)
[Tenchuugumi] Queen Sayoko's Challenge (Ah! My Goddess!) English
[Kuon Michiyoshi] HUNDRED GAME Ch. 10 (Monthly Vitaman 2015-10) [Chinese] [樱翼汉化组]
Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan
Kasshoku Oneesan no Fudeoroshi Ver.4.1
Taiwan Comic Monthly
Monthly Vitaman 2007-02
[Croriin]~Succubus Challenge~(Isekai Rakuten Vol.5)[Chinese][星瞳漢化]
Cute Jolyne Lewd Challenge + Extras
[Kuon Michiyoshi] HUNDRED GAME Ch. 4 (Monthly Vitaman 2015-02) [Chinese] [樱翼汉化组]
After A Month
Monthly Vitaman 2017-10 [Digital]
Yuusha no Sairokubon Challenge
Ane☆Volleyball Challenge
Monthly Vitaman 2018-04
Futanari Milk Challenge 2 | 扶她榨乳挑战2
(Futaket 14) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3
(Utahime Teien 4) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? 2 (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [无毒汉化组]
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge | Akatsuki's Bride Challenge (Kantai Collection -KanColle-) [English] {Doujins.com}
(Utahime Teien 4) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? 2 (THE IDOLM@STER CINDERELLA GIRLS)
Monthly Vitaman 2017-04
Tsuki Ichi Onnanoko | Monthly Girl
[Karma Tatsurou] Amasan (Monthly Vitaman 2013-04) [English] =LWB=
[Momonosuke] Beach de Kojinshidou - private lesson at the beach (Monthly Vitaman 2015-09) [English] [Fated Circle]
Monthly Vitaman 2014-04
Monthly Vitaman 2007-09
(iDOL SURVIVAL2) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? (THE IDOLM@STER CINDERELLA GIRLS)
Dokidoki Mesu Ochi Gohoushi Challenge
[Kuon Michiyoshi] HUNDRED GAME Ch. 2 (Monthly Vitaman 2014-11) [Chinese] [樱翼汉化组]
(Warabe Jitsuno Koukou Bunka Matsuri Duel Carnival) [Michu★Honey (Hikari.)] Kattobingu wa Challenge tte Kotoda ze! (Yu-Gi-Oh! Zexal)
i-ll-make-you-understand-challenge
[Yurikawa] Futago Challenge | Twin Challenge (Toshiue Kanojo Alternative) [English] [PSYN+DMD]
(C91) [Angelic Feather (Land Sale)] Flan-chan no Saimin Nikubenki Challenge (Touhou Project)
Futanari Milk Challenge 6
[Milk Pudding (Jamcy)] Akane-chan Challenge! 4-kaime (VOICEROID) [Digital]
Monthly Vitaman 2018-06
(C95) [Taikan Kyohougumi (Azusa Norihee)] Sakura-chan to Oshigoto Challenge - Ona-Hole Challenge with Sakura (Cardcaptor Sakura) [English] [biribiri]
(C94) [Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho (Fate/Grand Order) [Chinese] [脸肿汉化组]
Otona Challenge!!
Monthly Vitaman 2013-08
Namaiki Kuchikukan Wakarase Challenge
[Fujisaka Kuuki] Koi Kano x Ai Kano Ch. 22 (Monthly Vitaman 2015-02) [Chinese] [樱翼汉化组]
[Kawai] ETD Challenge.