Haisetsu Shoujo 12 Kanojo no Kinkyu Hinan-jutsu
[Namiroji (Shiina Nami)] Haisetsu Shoujou 12 Kanojo no Kinkyu Hinan-jutsu [Digital]
Kaye-nee Challenging Herself in Volleyball
(Warabe Jitsuno Koukou Bunka Matsuri Duel Carnival) [Michu★Honey (Hikari.)] Kattobingu wa Challenge tte Kotoda ze! (Yu-Gi-Oh! Zexal)
Backstage Hibiki Challenge
[Tenchuugumi] Queen Sayoko's Challenge (Ah! My Goddess!) English
(Kotonoha's Festa 2) [Milk Pudding (Jamcy)] Akane-chan Challenge! 2.5-kaime (VOICEROID)
Kinkyuu Itaku de Saimin o Kakerareta Takao-san ga Tanetsuke saremakuru Hanashi
Kinkyuu Jitai na Shinyuu-chan
(Reitaisai 15) [Heiyou Kinki. (Makura Cover)] Uwasa no Gokuaku Youkai ni Saimin no Ofuda o Tameshite Mita Kekka wwwwww (Touhou Project) [Chinese] [靴下汉化组]
[Modae Tei (Modaetei Anetarou, Modaetei Imojirou)] Yuusha Rojou Zekkyou ~Kinki no Ko, soshite Shuuen e~ (Dragon Quest IV) [Digital]
(C93) [Aozora Shoujo (Shirane Taito)] Rika no Oshiri Challenge (THE IDOLM@STER CINDERELLA GIRLS) [Chinese]
(C86) [Marked-two (Hideo)] Taihou Challenge! (Kantai Collection -KanColle-)
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]
(C78) [Nounai Kanojo (Kishiri Toworu)] Remilia kara no Chousenjou | Remilia's Challenge (Touhou Project) [English] [UMAD]
[Ikaruganomiya (Umayadono Ohji)] Kinshin Soukan Kinki 5(Sister Princess)
[Ikaruganomiya (Umayadono Ohji)] Kinshin Soukan Kinki 3 (Sister Princess) [Digital]
Toka 1 hour drawing challenge (ichizikann)
Yuusha no Sairoku Hon Challenge
[dotsuco] Nametake Challenge!
Kanoka Challenge_plot 2
Eroi Bunnyue ni Shasei Gaman Shoubu o Idomu. | Challenging the Lewd Bunny to a Cum Endurance Battle.
(C93) [Unagiyasan (Hanamiya Natsuka)] Otona Challenge!!
Cute Jolyne Lewd Challenge + Extras
(C77) [Kyuu (Shooya Akira)] Futtou Challenge (Sora no Manimani)
[d.a.p (mougi)] Unknown Unlock Challenge (CROSS x BEATS) [Chinese] [这很恶堕汉化组] [Digital]
Dokidoki! Datenshi Saiban
(C95) [Yamitsuki Honpo (Wise Speak)] JK Tamamo no Shuugaku Ryokou Oppai Challenge (Fate/Extra)
Coach Watashi no Unko Tabetekudasai! | Coach, Please Eat My Poop!
[Shuutaisei (kinky)] SALTY FOOT (K-ON!) [Digital]
Okusama Challenge - Challenge of Wife
Akatsuki no Oyome-san Challenge | Akatsuki's Bride Challenge
Dairoku! Otoile Challenge 2
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred) [English] [Tigoris Translates]
(C95) [Taikan Kyohougumi (Azusa Norihee)] Sakura-chan to Oshigoto Challenge - Ona-Hole Challenge with Sakura (Cardcaptor Sakura)
Sex Challengers
(C95) [Jajujo (Jovejun.)] [Kinkyuu Quest] Lolikko Megumin o Kouryaku Seyo! (Kono Subarashii Sekai ni Syukufuku o!)
Akane Challenge!? 2
(C94) [Bizensiki Roroppu (Bizen)] Oshiri Ecchi Challenge (Hatoba Tsugu)
Dairoku! Otoile Challenge2
(C86) [Contamination (eigetu)] Maki Nico Lesbian Challenge (Love Live!) [Incomplete]
[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 [English] {Hennojin} [Digital]
(C92) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Zenpen
[Tohzai] Brother Holic (Boku-tachi no Kinki) [English] [The Lusty Lady Project]
(C85) [Wasuraruru Tegami (Binsen)] Elf Shimai no Chousen | The Elf Sisters' Challenge [English] [Mistvern]
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
(SUPER11) [Astonish (Naitou Naito)] Kodomo Challenge (Various)
Cat-shiki Kinkyuu Mainte
(C86) [Contamination (eigetu)] Maki Nico Lez Challenge (Love Live!) [Incomplete]
Saimin Tengoku Challenge 05
(C94) [774house (774)] Illya to Kuro no Dohentai Kounai Roshutsu Sex!! | Illya and Kuro, the Kinky Girls having Public Sex at their School! (Fate/kaleid liner Prisma Illya) [English] [ATF]
(C94) [Moruda Ramenya (Moruda)] Okei-san no Nukinuki Dosukebe Challenge | Okay-san's Dirty Lewd Challenge (Girls und Panzer) [English] {Doujins.com}
A Challenger Has Appeared Which Naturally Leads To A Duel | Chousensha ga Arawareta - Shizen na Nagare de Kettou
(C86) [Marked-two (Hideo)] Taihou Challenge! (Kantai Collection -KanColle-) [Chinese] [CE家族社]
Kinkyuu Toubatsu Eren o Mamore!
[Kishizuka Kenji] Rori Mama ch.01-06 + Rori Mama Kinkyuu Taisaku Iin kai
Seieki Tamekomi Challenge
[Kyuu (Shooya Akira)] Futtou Challenge 2 rev.2 (Sora no Manimani)
Futanari Milk Challenge | 扶她榨乳挑战
(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]
(C95) [Andorogynous (Kiyose Kaoru)] Futanari Milk Challenge 5
Kinkyuu Mission Tenshichou Miruno no Shinshitsu
(C94) [tomatohouse-905's room (Urabi)] Manatsu no Shinen, Kinki Naru Dokoku (THE IDOLM@STER CINDERELLA GIRLS)
Kinkyuu Quest -Uketsukejou ga Taihen desu-
(C94) [Moruda Ramenya (Moruda)] Okei-san no Nukinuki Dosukebe Challenge (Girls und Panzer)
Futanari Milk Challenge 5 | 扶她榨乳挑战 5
Tanpan Kozou no Oppai Gym Challenge!
(C93) [PINK CHUCHU (Mikeou)] Kinkyuu Mission Tenshichou Miruno no Shinshitsu | Urgent Mission - Angel Chief Miruno's Bedroom (Sennen Sensou Aigis) [English] [Kuremisago]
Rika no Oshiri Challenge
(Kono Koe Todoke, Tsuki made mo Yon) [Milk Pudding (Jamcy)] Akane-chan Challenge! 3-kaime (VOICEROID)
(C94) [Bizensiki Roroppu (Bizen)] Oshiri Ecchi Challenge (Hatoba Tsugu)[Chinese][夏姬霸汉化组]
(Mitsudol 15) [SMYSLE (Sunshow)] Kinki no Alchimia (Kaitou Tenshi Twin Angel)
Futanari Milk Challenge 2 | 扶她榨乳挑战2
(C94) [Moruda Ramenya (Moruda)] Okay-san no Nukinuki Dosukebe Challenge (Girls und Panzer)
Yui-chan SEX Challenge!!
Kinki Chiku 08
[Ikaruganomiya (Umayadono Ohji)] Kinshin Soukan Kinki 2 (Sister Princess) [Digital]
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge | Akatsuki's Bride Challenge (Kantai Collection -KanColle-) [English] {Doujins.com}
[Tohzai] Boku-tachi no Kinki Ch. 1-4 [English] {vapor}
Saimin Appli Challenge!!
[Hanamaki Kaeru] Kinkyuu Chitai Hasseichuu! (Otokonoko HEAVEN Vol. 41) [Chinese] [瑞树汉化组] [Digital]
[Takeuchi Reona] Suki Suki Daisuki Onee-chan | I Love, Love, Love You, Onee-chan (Kinki Inyoku) [English] {Afro}
Yuusha no Sairokubon Challenge
(C64) [STUDIO RUNAWAY WOLF (Nakajima Akihiko)] TaBoO ~ Kinki ~ (Sister Princess)
Chaldea Outdoor Challenge Abby-chan to Issho 2
(SC39) [Various (Various)] Hatena? Challenge! (Challenge First-Year-Student)
(Mitsudol 15) [SMYSLE (Sunshow)] Kinki no Alchimia (Kaitou Tenshi Twin Angel) [Chinese] [靴下汉化组]
Pancakes Challenge
#SoniCha Ikuiku Challenge
Otou-san Challenge
Kinki Chiku 04
CHALLENGE
[Terujirou] Junior Dominating Senior Challenge!
Akari Challenge
[Tohzai] Boku-tachi no Kinki Ch.1-2
[Kurokoshi You] Challenge Week (COMIC Megastore 2010-07) [English] {doujin-moe.us}
Challenge Days
[sky & si-o] 罪世 - バーサーカーチャレンジ | Tsumi Yo - Berserker Challenge [EN]
Tenkai Souzen!? Datenshi no Kokan ni Sobietatsu Rippana
[Satuyo] Pool de Challenge! Boyish | Challenge at the Pool! Boyish (Peaceful Ecchi!) [English] [Doki Fansubs+Yosh]
(C93) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Kouhen
[Mizu] Kids Challenge [English]
[d.a.p (mougi)] UnknownUltimateChallenge (CROSS x BEATS) [Digital] [Chinese] [这很恶堕汉化组]
(C51) [Yamaguchirou (Yamaguchi Shinji)] Kinki (Rurouni Kenshin)
Inran Pink ni Hiningu wa Mottainai!
[Maka Fushigi] Anal Princess II (Kinkyori Renai Ch.7) [English] [Dame!trans]
I Challenge You!
Ishtar no Houkei Chinpo Mukimuki Challenge Jipponshoubu+Gojitudan
(C93) [Nakasone Battalion (Nakasone Haiji)] Kinkyuu Shasei Anken (Azur Lane)
Kasen-chan no Jasen Rouraku Challenge
Tobira no Soto ni Ke tsuya no Ii Neko ga ita no de, Shitsukete Kaineko ni shite miru Challenge.
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho | Chaldea Outdoor Challenge with Abby-chan (Fate/Grand Order) [English] [The Blavatsky Project] [Digital]
Teisouring Challenge
Utsuho Challenge!!
Kinki Chiku 10
Kinki Ryouiki
[Ikaruganomiya (Umayadono Ohji)] Kinshin Soukan Kinki 7 (Sister Princess)
Kinkyorirenai | Abs-solutely Close-Range Love
[zen9] Okusama Challenge - Challenge of Wife
Maki Nico Lez Challenge
Flan-chan no Saimin Nikubenki Challenge
Saimin Tengoku Challenge 04
Kinkyori Renai
Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge
(Utahime Teien 4) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? 2 (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [无毒汉化组]
Inran Nightingale no Gyaku Rape Kinkyuu Chiryou
SakuMyon Kinki 2 Scatolo Makikomi Hen
(C94) [Minamono (Minamo)] Ko-Gil Challenge (Fate/Grand Order) [Chinese] [theoldestcat汉化]
[Nekomata Naomi] Here Comes a New Challenger! (COMIC Kairakuten Beast 2007-04) [English] [Clearly Guilty Translations]