(C91) [Angelic Feather (Land Sale)] Flan-chan no Saimin Nikubenki Challenge (Touhou Project)
Futanari Milk Challenge 3 | 扶她榨乳挑战 3
[Yonemochi Akihiko] adult challenge 1
(C63) [aya, Chibikko Kaizoudan (Tomohisa Yutaka)] apricot agate ~ Eku-chan side (Kiddy Grade)
[Takeda Hiromitsu] Zettai! Zettai!! Ojou-sama (COMIC Megastore 2009-09) [English] [Strange Grey Cat]
Tobira no Soto ni Ke tsuya no Ii Neko ga ita no de, Shitsukete Kaineko ni shite miru Challenge.
[Niliu Chahui] Male Swimsuit Challenge [English]
Rika no Oshiri Challenge
Kuroshio Challenge
[Torimogura] Osananajimi-chan Ikase Challenge
Seieki Tamekomi Challenge
Tickle Massage Chair Mini - Million Yen Challenge
(C94) [Moruda Ramenya (Moruda)] Okei-san no Nukinuki Dosukebe Challenge (Girls und Panzer)
Jisatsu Challenge | 自殺挑戰
(C93) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Kouhen [Chinese] [Lolipoi汉化组]
Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge
[d.a.p (mougi)] Unknown Unlock Challenge (CROSS x BEATS) [Chinese] [这很恶堕汉化组] [Digital]
Venus
(C66) [Rippadou (Various)] BUSTY HEAVEN Eranyuu Tengoku 2 (Various)
[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]
(Kotonoha's Festa 2) [Milk Pudding (Jamcy)] Akane-chan Challenge! 2.5-kaime (VOICEROID) [Chinese] [古早个人汉化]
(C86) [Yamakawa Den'enfuukei (Yamada, Kawada)] HERE COMES A NEW CHALLENGER!! (High Score Girl)
Akari Challenge
Kanoka Challenge_plot 2
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho 3 (Fate/Grand Order) [Digital]
(C95) [Yamitsuki Honpo (Wise Speak)] JK Tamamo no Shuugaku Ryokou Oppai Challenge (Fate/Extra)
Saimin Tengoku Challenge 05
HERE COMES A NEW CHALLENGER!!
(C63) [Nonoya (Nonomura Hideki / Oodake Kitama] ~Limitation~(Bishoujo Senshi Sailor Moon, Kiddy Grade, Onegai Teacher)
Okusama Challenge - Challenge of Wife
(C66) [AXZ (Shinobu Akira)] UNDER PEACH πr2 (Kiddy Grade)
Honoka Challenge! 2
[Kikkaya (Uesugi Kyoushirou)] Haruka Challenge [English] [Scansforhumanity]
Kasen-chan no Jasen Rouraku Challenge
(Zennin Shuuketsu 9) [Chikuwa to Kyuuri (Sakuraba Chizuru)] Otou-san Challenge (Naruto)
(C78) [Dennou Fuyu Mikan (Ueda Rieko)] Otona Challenge (Final Fantasy 4)
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge (Kantai Collection -KanColle-)
Akatsuki no Oyome-san Challenge | Akatsuki's Bride Challenge
UNKNOWN UNLOCK CHALLENGE | 크로스비츠 동인지
(CR33) [Tsurikichi Doumei (Umedama Nabu)] Nise - Umedamanga Shuu (Various)
[Chuushin Kuranosuke] Like A Kidding!
(C95) [Yamitsuki Honpo (Wise Speak)] JK Tamamo no Shuugaku Ryokou Oppai Challenge (Fate/Extra) [English] [Gawainized]
[Chitose Karasuyama Dai-2 Shucchoujo] 末莉祭り
Futanari Milk Challenge 3 | 迫真水泳部・扶她的里技―第三章
(C63) [Hotel California (Natsuno Suika)] Red/Rouge (Kiddy Grade)
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho 2 (Fate/Grand Order) [Chinese] [靴下汉化组] [Digital]
Futanari Oukiddo × Popukaru
Petite Jolyne Lewd Challenge + Extras
[Hara] Misaki-chan no Lotion Challenge
Etorofu-gata Otoile Challenge
[Kurokoshi You] Challenge Week (COMIC Megastore 2010-07) [English] {doujin-moe.us}
Otou-san Challenge
[Kinomoto Anzu] Akari Challenge (Chiisana Karada no Dakigokochi) [English] [TQM_Translations]
Yui-chan SEX Challenge!!
(C63) [VOGUE (vogue)] voguish minimum 1 KiddyGrade (Kiddy Grade)
(C63) [aya, Chibikko Kaizoudan (Tomohisa Yutaka)] apricot agate ~ Eku-chan side (Kiddy Grade) [English] [-HS-]
[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 5 [Digital]
DT Chinpo 100-pon Acme Challenge!!
[Koyanagi Royal] Sei Penalty Gakuen Goku | St.Penalty Academy [English] [SaHa]
Tanpan Kozou no Oppai Gym Challenge!
[mizu] Poka Poka After (Kids Challenge) [Chinese] [Befreiungsfuehrer第五次个人汉化]
(CR35) [AXZ (Various)] UNDER BLUE POWER (Kiddy Grade)
[Corundum] A Challenger Has Appeared Which Naturally Leads To A Duel | Chousensha ga Arawareta - Shizen na Nagare de Kettou (Fate Grand Order) [English] [FMLTranslations]
[Neko to Hato (Hatoya)] Que sera sera (Kiddy Grade) [English]
Saimin Appli Challenge!!
(C65) [kodomo challenge (Various)] Shukudai ga Owaranai
[d.a.p] UnknownUnlockChallenge
(Futaba Gakuensai 9) [1000AP (Various)] Kodomo de Challenge 5
Doki doki♡ Ticket Challenge!
(Futaket 14) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 | 迫真水泳部・扶她的里技―第三章[风俗店篇] [Chinese] [鬼迷日眼的莱科少校个人川话化]
(CSP6) [Otabe Dynamites, Dodo Fuguri (Otabe Sakura, Shindou)] KOUKAN GASYUKU [Chinese] [无毒汉化组]
(C97) [Yuasa Rengou (Jean Louis)] Tanpan Kozou no Oppai Gym Challenge! (Pokémon Sword and Shield) [Chinese]
Futanari Milk Challenge 3
Reiwa Shasei Challenge
Petit Xu Lewd Challenge (Revenge Edition) + Extras
(CR34) [Kohakutei (Sakai Hamachi)] Spiral (Kiddy Grade)
Akane-chan Challenge! 2.5-kaime
(Stand Up! 29) [Kashitsuki (Momoko)] Ero Trap Dungeon no Challenger (Cardfight!! Vanguard)
(C65) [IRODORI (Soyosoyo, Nittakumi)] Gentei | Limit x 1000 ~LIMITED~ (Full Metal Panic!, Kiddy Grade) [English] [EHCOVE]
Pancakes Challenge
[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]
Okei-san no Nukinuki Dosukebe Challenge
[Noise] Houmonsaki no Oko-sama | Kiddy Visitor (Oppai, Futomomo, Sokoni Short Pants) [English] [Doki Fansubs] [Digital]
[Kameyoshi Ichiko] Kanako Challenge (COMIC LO 2020-09) [English] [LoliAce] [Digital]
(C71) [SOLEX (TOKU, Sanomako)] RURIMIX SP6 (Martian Successor Nadesico)
Chaldea Outdoor Challenge Abby-chan to Issho 3
[R2 (Rakko)] Yuusha no Chousenjou 3 Senshi ni Love Song o | Hero's Challenge 3 (Dragon Quest III) [English] =thetsuuyaku= [Digital]
[Satuyo] Pool de Challenge! Boyish (COMIC LO 2017-12) [Chinese] [code183汉化] [Digital]
UnknownUnlockChallenge
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho (Fate/Grand Order) [Digital]
(CR33) [Kohakutei (Sakai Hamachi)] Tipsy Rouge (Kiddy Grade)
(C63) [Kodomo Challenge (various)] Mainiti-ga-Kodomo-no-hi
[Gosaiji] Captain Saimin Icha Love Challenge (2D Comic Magazine Saimin Kyousei Wakan Ijirare Heroine Mesukoi Acme! Vol. 1) [Chinese] [村长个人汉化] [Digital]
(Utahime Teien 4) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? 2 (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [无毒汉化组]
Shake/Hands
Okay-san no Nukinuki Dosukebe Challenge
[Gesellschaft (NAKA)] GESELLSCHAFT:neun (Kiddy Grade) [Digital]
[BLUE BLOOD] - Sympathy - (English) [Fated Circle
(CR33) [IRODORI (Maruto!, Shirotsumekusa, SOYOSOYO)] HAKANAI (Kiddy Grade)
Utsuho Challenge!!
[laliberte] CHALLENGE [Chinese] [流木个人汉化]
(SUPER11) [Astonish (Naitou Naito)] Kodomo Challenge (Various)
[Kon-Kit] Kaya-nee Volleyball ni Idomu | Ane☆Volleyball Challenge (Bishoujo Kakumei KIWAME Road 2012-12 Vol. 4) [English] [Malone] [Digital]
(C91) [Molossan (Morochin-san)] DokiDoki Mesuiki! Challenge!! (Various) [English] [TF translations]
One-shota Challenge
(SC41) [AXZ (Various)] Angel's stroke 18 Black Star White Moon (Kiddy Grade)
Tanpan Kozou no Oppai Challenge!