Etorofu-gata Muchikko Kodomo Challenge
Okay-san no Nukinuki Dosukebe Challenge
[Corundum] A Challenger Has Appeared Which Naturally Leads To A Duel | Chousensha ga Arawareta - Shizen na Nagare de Kettou (Fate Grand Order) [English] [FMLTranslations]
MISSION FAILED(Sennen Sensou Aigis)
(Kotonoha's Festa 2) [Milk Pudding (Jamcy)] Akane-chan Challenge! 2.5-kaime (VOICEROID) [Chinese] [古早个人汉化]
(C95) [Taikan Kyohougumi (Azusa Norihee)] Sakura-chan to Oshigoto Challenge - Ona-Hole Challenge with Sakura (Cardcaptor Sakura)
Fetish Failure [English] [Rewrite]
Haha de wa Dame nano desu ka | Am I a Failure as a Mother?
[KAREHANEKO (Himitaka)] Extend Hiryuu Challenge (Strider Hiryuu) [Digital]
Kids Challenge
Akane-chan Challenge! 2.5-kaime
DT Chinpo 100-pon Acme Challenge!! | 100 Virgin Cock Orgasm Challenge!!
Yui-chan SEX Challenge!!
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
[Mikeke] ろり陵育 お漏らし編
Dr.BUG Containment Failure
Utsuho Challenge!!
Aisha Challenge 4
Futanari Milk Challenge 4 | 扶她榨乳挑战 4
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho 3 (Fate/Grand Order) [Chinese] [一只麻利的鸽子汉化] [Digital]
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred)
(C97) [DECOPPACHI (Hidiri Rei)] DT Chinpo 100-pon Acme Challenge!! (Kiratto Pri Chan)
[Satuyo] Pool de Challenge! Boyish | Challenge at the Pool! Boyish (Peaceful Ecchi!) [English] [Doki Fansubs+Yosh]
Okei-san no Nukinuki Dosukebe Challenge
(Shoujo Senryaku Saizensen 02) [Tagamekan (Nishi Tagame)] Seneki Shippai -Failure- (Girls' Frontline) [Chinese] [沒有漢化]
[cherry*pepper (Yukian)] Rensei Shippai | Failed Synthetize (Granblue Fantasy) [English] [aerozext] [Digital]
(Shoujo Senryaku Saizensen 02) [Tagamekan (Nishi Tagame)] Seneki Shippai -Failure- (Girls' Frontline) [English]
Kyokon Shoujo Nyoudou Challenge!
ETD Challenge.
A Challenger Has Appeared Which Naturally Leads To A Duel | Chousensha ga Arawareta - Shizen na Nagare de Kettou
You Are Challenged by Kogal Takuha | La Sfida
Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge
[Kumano Tooru] Shippai wa Seikou no Moto? | Failure Teaches Success? (Anata to Dakara Shitai Koto) [English] {NecroManCr}
(COMIC1☆11) [High Tech Pen Case (Tam-U)] Kono Da-Maid to Mitsudan o! | Private Talk With a Failure Maid! (Kono Subarashii Sekai ni Syukufuku o!) [English] {Doujins.com}
(C94) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 4 | [番外篇]——快感觉醒!便器化的先辈! [Chinese] [鬼迷日眼的莱科少校个人川话化]
[Aotsu Umihito] Transformation failure (COMIC Megastore H 2013-05) [English]
Akane-chan Challenge! | 아카네짱 챌린지!
Dairoku! Otoile Challenge 2
Price of cast "Berserk" fail.
Futanari Milk Challenge 2 | 扶她榨乳挑战2
Seneki Shippai -Failure- | 전역실패
Kodomo de Challenge 2
(Futaket 14) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 | 扶她榨乳挑战 3 [Chinese] [黄记汉化组]
[Yurikawa] Futago Challenge (Toshiue Kanojo Alternative) [English] [PSYN]
[Kyuu (Shooya Akira)] Futtou Challenge 2 (Sora no Manimani)
Eroi Bunnyue ni Shasei Gaman Shoubu o Idomu. | Challenging the Lewd Bunny to a Cum Endurance Battle.
Twin Challenge ch. 1
Takagi Airi no 10-pun Challenge | Takagi Airi's 10 Minute Challenge
The Woman Who Failed to Become the Heavenly Bride II
[RoriE-Do] VS Kishi no Honoo no Challenger (VS Knight Lamune & 40 Fire)
Futanari Milk Challenge 5 | 扶她榨乳挑战 5
[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 [Digital]
Tenkuu no Hanayome ni Narenakatta Onna II | The Woman Who Failed to Become the Heavenly Bride II
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred) [English] [Tigoris Translates]
[Hara] Misaki-chan no Lotion Challenge
[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]
[Nekomata Naomi] Here Comes a New Challenger! (COMIC Kairakuten Beast 2007-04) [English] [Clearly Guilty Translations]
(C86) [Contamination (eigetu)] Maki Nico Lez Challenge (Love Live!) [Incomplete]
HERE COMES A NEW CHALLENGER!!
(C94) [Moruda Ramenya (Moruda)] Okay-san no Nukinuki Dosukebe Challenge (Girls und Panzer)