[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho 3 | Chaldea Outdoor Challenge with Abby-chan 3 (Fate/Grand Order) [Digital] [English] [The Blavatsky Project]
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho | Chaldea Outdoor Challenge with Abby-chan (Fate/Grand Order) [English] [The Blavatsky Project] [Digital]
UnknownUnlockChallenge
Futanari Milk Challenge 2 | 扶她榨乳挑战2
[Black Age (Kurono Masakado)] Detective Collection VOL. 01 (Detective Conan) [Digital]
(C93) [Aozora Shoujo (Shirane Taito)] Rika no Oshiri Challenge (THE IDOLM@STER CINDERELLA GIRLS) [Chinese]
Monthly MelomELO Nov.11,2012
[Fanbox] Kanzarin [Hentai of the month] (1776117)
Nantaika Triad ♂ to Yukaina Nakamatachi Ochinchin Challenge Bon
Kuroneko Kamen Maudlin
(C97) [Yuasa Rengou (Jean Louis)] Tanpan Kozou no Oppai Gym Challenge! (Pokémon Sword and Shield) [Chinese]
Monthly Vitaman 2016-06
(C86) [Yamakawa Den'enfuukei (Yamada, Kawada)] HERE COMES A NEW CHALLENGER!! (High Score Girl) [English] [FEPO]
Monthly Vitaman 2014-03
Misaki-chan no Lotion Challenge
Kodomo de Challenge 2
Monthly Vitaman 2018-05 [Digital]
(Futaba Gakuensai 7) [1000AP (Various)] Kodomo de Challenge 3 (Futaba Channel)
[Mizone] Hito no Ashi yori Hebi no Ashi Miyo | Watch Out Where You Put Your Own Snake (Monthly QooPA 2014-09) [English] [thetsuuyaku] [Digital]
Pancakes Challenge
Futanari Milk Challenge 3
[ro] Ookami to Akazukin Ch. 3 (Monthly QooPA 2014-11) [Digital]
(C93) [Milk pudding (Jamcy)] Akane-chan Challenge! 2-kaime (VOICEROID) [Chinese] [脸肿汉化组]
(C95) [Fuwatoro★Marinepolis (Sumitomo)] Theater Challenge (THE IDOLM@STER MILLION LIVE!)
Kasen-chan no Jasen Rouraku Challenge
Ishtar no Houkei Chinpo Mukimuki Challenge Jipponshoubu+Gojitudan
Monthly Vitaman 2016-09
Hitori Challenge Rakugaki
[Higashino Mikan] Futomomo Sensation! (Monthly Vitaman 2015-10) [English] {NecroManCr}
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi [Chinese] [cqxl自己汉化] [Digital]
(COMITIA97) [The Monthly Istanbul (Ahugan Sugita)] Bikyaku Zukan
Monthly Vitaman 2011-07
Kanoka Challenge_plot 2
Monthly Vitaman 2015-01
Male Swimsuit Challenge
[Abubu] Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan (Girls und Panzer) [Chinese] [不咕鸟汉化组]
Monthly Vitaman 2013-03
Monthly Vitaman 2015-08
HERE COMES A NEW CHALLENGER!!
Seieki Tamekomi Challenge
(Ore no Turn vs. 2019) [sigh. (Naruse)] Ore to Aitsu no S. M. T Challenge! (Yu-Gi-Oh! VRAINS)
[The Monthly Istanbul (Ahugan Sugita)] Kasshoku Oneesan no Fudeoroshi Ver. 4 [Digital]
Futanari Milk Challenge 5 | 扶她榨乳挑战 5
[Bobobo] Hito Tsukiburi | After A Month (PLDK) [English] =LWB=
Tanpan Kozou no Oppai Gym Challenge! | A Boy In Short's Big Breasted Gym Challenge!
Monthly Vitaman 2017-04 [Digital]
[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 5 [Digital]
Monthly Vitaman 2015-10 [Digital]
[MelonBooks] Monthly MelomELO Mar.2014
(C92) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge [English] {Hennojin}
Yuusha no Sairokubon Challenge
(C91) [Molossan (Morochin-san)] DokiDoki Mesuiki! Challenge!! (Various) [English] [TF translations]
G◎M
Kasshoku Onee-san no Fudeoroshi Kyou mo Himitsu no Seikatsu Shidou
Monthly Vitaman 2007-03
[Milk Pudding (Jamcy)] Akane-chan Challenge! 4-kaime (VOICEROID) [Digital]
[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]
Okusama Challenge - Challenge of Wife
(C93) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 2
(C86) [Marked-two (Hideo)] Taihou Challenge! (Kantai Collection -KanColle-) [Chinese] [CE家族社]
[Tomohiro Kai] HIDE AND PEEK (COMIC Kairakuten BEAST 2014-09) [English] [amaimono]
Getsumatsu Daikanshasai | End of the Month Appreciation Event
Futanari Milk Challenge 2
[MelonBooks] Monthly MelomELO Jun.2014
(C56) [M² Company (CJ Michalski, Souya Himawari)] Hachimitsu MONTH (Detective Conan)
(C94) [Fuwatoro★Marinepolis (Sumitomo)] Theater Challenge (THE IDOLM@STER MILLION LIVE!)
Kasshoku Onee-san no Fudeoroshi Yume to Kibou no Bikini Armour
Okei-san no Nukinuki Dosukebe Challenge
(C97) [Yusei Haguruma (Victanyas)] Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge (Azur Lane) [English] {Doujins.com}
(C94) [Minamono (Minamo)] Ko-Gil Challenge (Fate/Grand Order)
(C93) [Komatta Tomato (Yuuki Miyabi)] Akatsuki-chan Mayonaka no Otoile Challenge (Kantai Collection -KanColle-)
Monthly Vitaman 2013-02
Monthly Vitaman 2014-09