Challenge Fail

[Mist Night (Co_Ma)] Operation Fail Comic 2

Kasen-chan no Jasen Rouraku Challenge

[EroRhythm (NiwaRhythm)] Kikou JK Rumi -Ninmu Shippai Tanetsuke BAD END- | Gadget Girl Rumi ~Mission Failed: Impreg-able BAD END~ [English]

[Bonnouji Yura (Bonnouji Yura)] A story about a (Ex) Great Sword Master Adventurer who challenges a dungeon where tentacles lurk [English] [unknown scanlations] [Digital]

(C86) [Contamination (eigetu)] Maki Nico Lesbian Challenge (Love Live!) [Chinese] [光年汉化组汉化]

Dr.BUG Containment Failure

[Mikeke] Hatena Manga - Semete Yacchae! (Challenge First-Year-Student)

(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}

(C86) [Marked-two (Hideo)] Taihou Challenge! (Kantai Collection -KanColle-) [Chinese] [CE家族社]

Dr.BUG Containment Failure

[mizu] Poka Poka After (Kids Challenge) [Chinese] [Befreiungsfuehrer第五次个人汉化]

Shippai! Otori Sousa | Failure! Investigation Bait

Maki Challenge

[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 5 [Digital]

Fail of Witches

(Gunreibu Shuho & Houraigekisen! Yo-i! Goudou Enshuu 4Senme) [Renai Mangaka (Naruse Hirofumi)] Kashima-san to Akimatsuri Challenge (Kantai Collection -KanColle-)

UNKNOWN UNLOCK CHALLENGE | 크로스비츠 동인지

Futanari Milk Challenge 2 | 迫真水泳部・扶她的里技―第二章

[Mikeke] ろり陵育　お漏らし編

Gloomy Masturbation Addict's Epic Fail

MISSION FAILED(Sennen Sensou Aigis)

Makabe no Oshiri Challenge

[Sa-Ki] Honoka Challenge! (Love Live!)

Imouto wa Juken ni Ochita | My little sister failed her entrance exam.

[Molossan (Morochin-san)] Dokidoki Mesuiki! Challenge!! ~Cosplay Uriko Hen~ (Hacka Doll, Kantai Collection -Kancolle-) [Chinese] [瑞树汉化组] [Digital]

Dairoku! Otoile Challenge 2

(C96) [Akairo Kurena (Kurenai)] Jeanne Alter to Dakkou Challenge!! (Fate/Grand Order)

SKB Challenge

Kanoka Challenge_plot 2

Rakugaki Fail 3 1/2

[Laikaloid (Kamitani)] Shuryou Shippai - Quest Failed (Monster Hunter) [Digital]

Eiketsu Ninja Gaiden ~Haiboku Hen~ | The Champion's Ninja Side Story ~Failure~

[Suhamaya (Satou Takumi)] Eroi Bunnyue ni Shasei Gaman Shoubu o Idomu. | Challenging the Lewd Bunny to a Cum Endurance Battle. (Fate/Grand Order) [English] [Iscreamkat] [Digital]

[Kumano Tooru] Shippai wa Seikou no Moto? | Failure Teaches Success? (Anata to Dakara Shitai Koto) [English] {NecroManCr}

Yuusha no Sairokubon Challenge

Happy Aphrodisiac Challenge

Kasen-chan no Jasen Rouraku Challenge

Rensei Shippai | Failed Synthetize

Double Up Challenge!

[Fukuyama Naoto] Saimin Tengoku Challenge 03 (COMIC BAVEL 2021-02) [Chinese] [零星汉化组] [Digital]

Super Libido Challenge

Failure Princess

Kareshi ni Naisho de Otoko Mizugi Challenge Yarimasu

Kanoka Challenge_plot 3

Renzoku Kyousha Challenge

Nantaika Triad ♂ to Yukaina Nakamatachi Ochinchin Challenge Bon

(C95) [Fuwatoro★Marinepolis (Sumitomo)] Theater Challenge (THE IDOLM@STER MILLION LIVE!)

Geneki Super Idol Ikaseai Challenge! Clear de 100-man Yen! Shippai Suru to AV Debut!?

[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]

Petit Xu Lewd Challenge (Revenge Edition) + Extras

[kogasaki yuina] JK Mamamo No Shuugakuryokou Oppai Challenge | JK玉藻的畢業旅行ㄋㄟㄋㄟ大冒險 [Chinese] (Fate/Grand Order)[三色的大猩猩翻譯同盟]

Kyokon Shoujo Nyoudou Challenge!

(C77) [Kyuu (Shooya Akira)] Futtou Challenge (Sora no Manimani)

[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]

Planning AV: One towel men's bath challenge in St. Louis and Honolulu

Doki doki♡ Ticket Challenge!

Seieki Tamekomi Challenge

fav*exp15 ○○○Challenge

(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge (Kantai Collection -KanColle-)

Kyoudai Shikkaku | Failing as Brother and Sister

CHALLENGE

Misaki-chan no Lotion Challenge

Challenge Week

落第騎士本サンプル Chivalry of a Failed Knight sample

(C88) [Shinobi-Rocket (Sasamashin)] Akatsuki Challenge! (Kantai Collection -KanColle-)

Chaldea Outdoor Challenge Abby-chan to Issho 3

[Torimogura] Osananajimi-chan Ikase Challenge

[Irojikake Matome Blog (Kurokawa Otogi)] Renzoku Kyousha Challenge (Paizuri Senmon Zasshi "Zettai Chichi Kyousha" Vol 1) [English] {Stopittarpit}

[sky & si-o] 罪世 - バーサーカーチャレンジ | Tsumi Yo - Berserker Challenge [EN]

Operatioln Fail Comic 2

(Futaket 14) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 | 扶她榨乳挑战 3 [Chinese] [黄记汉化组]

[Yoriu Mushi] Kokuu Kara no Chousen - Challenger from the Sky

Space Detective Jade Dan Indecent Challenge

(Zennin Shuuketsu 9) [Chikuwa to Kyuuri (Sakuraba Chizuru)] Otou-san Challenge (Naruto)

[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]

(Koyama Shigeru) Witch's Failure ~Gyakushuu no Harama-sex~ | Witch's Failure ~Counterattack Pregnan-sex~ (2D Comic Magazine Mesugaki Haramase Seisai! Wakarase Chakushou de Omedeta Mama Debut Vol. 1) [English] [Rainsong]

Reiwa Shasei Challenge

(C63) [Kodomo Challenge (various)] Mainiti-ga-Kodomo-no-hi

(Futaba Gakuensai 8) [1000AP (Various)] Kodomo de Challenge 4 (Futaba Channel)

Futanari Milk Challenge 3 | 迫真水泳部・扶她的里技―第三章

[DIN] Seieki Tamekomi Challenge | Semen Storage Challenge [English]

Backstage Hibiki Challenge

DT Chinpo 100-pon Acme Challenge!!

Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan

(C95) [Taikan Kyohougumi (Azusa Norihee)] Sakura-chan to Oshigoto Challenge - Ona-Hole Challenge with Sakura (Cardcaptor Sakura)

Angel's stroke 137 Yui-chan Challenge!! 2

[Mizu] Kids Challenge [English]

Rika no Oshiri Challenge

Tickle Massage Chair Mini - Million Yen Challenge

(Futaket 14) [Suichuu White (Calpi)] Kyokon Shoujo Nyoudou Challenge! [Chinese] [沒有漢化]

A story where Ace-kun fails

(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge (Kantai Collection -KanColle-)

ETD Challenge.

[Metacorapusu (Metacora)] JC Chinpo-beya Ikkagetsu Seikatsu Challenge!! (Kouhen) | One-month lifestyle challenge: A Middle Schooler rooming in an apartment filled with dicks! (Part 2) [English][Black Grimoires][Digital]

[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 [English] {Hennojin} [Digital]

[Aotsu Umihito] Transformation failure (COMIC Megastore H 2013-05) [English]

Kagi Kyacchi Charenji | Key Catch Challenge

Pancakes Challenge | Desafío de Panqueques

(C93) [Unagiyasan (Hanamiya Natsuka)] Otona Challenge!! [Chinese] [脸肿汉化组]

Geneki Super Idol Ikaseai Challenge! Clear de 100-man Yen! Shippai Suru to AV Debut!?

[Kidocch1] Cute Jolyne Lewd Challenge (Revenge Edition) + Extras (Jojo's Bizarre Adventure) [Cryptic_P]

Semen Storage Challenge

#SoniCha Ikuiku Challenge

(C94) [Bizensiki Roroppu (Bizen)] Oshiri Ecchi Challenge (Hatoba Tsugu)[Chinese][夏姬霸汉化组·改]

[Bochi Bochi no Ki (Borusiti)] Kasen-chan no Jasen Rouraku Challenge (Touhou Project) [Digital]

[kogasaki yuina] JK Mamamo No Shuugakuryokou Oppai Challenge | JK玉藻的畢業旅行ㄋㄟㄋㄟ大冒險 [Chinese] (Fate/Grand Order)[三色的大猩猩翻譯同盟]

(C94) [Minamono (Minamo)] Ko-Gil Challenge (Fate/Grand Order) [Chinese] [theoldestcat汉化]

Futanari Milk Challenge 5 | 扶她榨乳挑战 5

[Hitsumabushi] Double Up Challenge! [English]

adult challenge 2

(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred) [Chinese] [清純突破漢化]

[Mumuy] Mission Failed (Guro) [English]

[MemeXILE (Memeo)] Kodomo Challenge (Free!) [Digital]

New Challenges

UnknownUltimateChallenge

Naisho no Enkou Challenge | Secret Sugar Daddy Challenge

(C94) [Minamono (Minamo)] Ko-Gil Challenge (Fate/Grand Order) [Chinese] [theoldestcat汉化]

(C93) [Milk pudding (Jamcy)] Akane-chan Challenge! 2-kaime (VOICEROID)