(CR33) [IRODORI (Maruto!, Shirotsumekusa, SOYOSOYO)] HAKANAI (Kiddy Grade)
Nanjamo to Ura Gym Challenge!! | 奇树的秘密相声挑战!!
Namaiki Kuchikukan Wakarase Challenge
[Koyanagi Royal] Sei Penalty Gakuen Goku | St.Penalty Academy [English] [SaHa]
[mizu] Poka Poka After (Kids Challenge) [Chinese] [Befreiungsfuehrer第五次个人汉化]
Twin Challenge ch. 1
(C62) [Hime Club (Kirikaze, KOUMORIKAIZIN)] Ran ran ran! 2 (Various)
[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]
(Dramatic Change 3) [Ne. (Shiromitsu Daiya)] Challenge! Ochinchin Purupuruen ~3-nin nara Dekiru Mo~n~ (THE IDOLM@STER SideM)
(CR34) [Kohakutei (Sakai Hamachi)] Spiral (Kiddy Grade)
Super Libido Challenge
Okosama Ebi Maid! | A Kiddy Serving of Maid Shrimp!
(C78) [SOLEX (TOKU, Sanomako, Lamb)] RURIMIX SP11 (Martian Successor Nadesico)
Saimin Tengoku Challenge 05
Futanari Milk Challenge 4 | 扶她榨乳挑战 4
(CR33) [2Stroke (YTS Takana)] 2STROKE RZ (Kiddy Grade)
Nametake Challenge!
F6 Matsuno Karamatsu no Sex Challenge
[Metacorapusu (Metacora)] JC Chinpo-beya Ikkagetsu Seikatsu Challenge! (Zenpen) [Digital]
(C86) [Marked-two (Hideo)] Taihou Challenge! (Kantai Collection -KanColle-)
Jeanne Alter to Dakkou Challenge!!
(C93) [Milk pudding (Jamcy)] Akane-chan Challenge! 2-kaime (VOICEROID) [Chinese] [脸肿汉化组]
Captain Saimin Icha Love Challenge | The Captain's Hypnosis Lovey Dovey Challenge
Akane-chan Challenge! | 아카네짱 챌린지!
(C63) [STORM (Saiki Yoshikazu)] Ai to Kanashimi no Kin○Buster (Kiddy Grade)
(COMITIA121) [furuidorikiddo (rususu)]senrinikuyuruhoshizukiyo [Chinese] [寂月汉化组]
(CR33) [Tsurikichi Doumei (Umedama Nabu)] Nise - Umedamanga Shuu (Various)
(CR33) [2Stroke (YTS Takana)] 2STROKE RZ (Kiddy Grade) [English] [EHCOVE]
Kodomo de Challenge 3
(C85) [Wasuraruru Tegami (Binsen)] Elf Shimai no Chousen | The Elf Sisters' Challenge [English] [Mistvern]
i-ll-make-you-understand-challenge
[D-MARCH (Kitagawa Ryuu)] Naisho hanashi o shiyou. (Kiddy Grade)
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge | Akatsuki's Bride Challenge (Kantai Collection -KanColle-) [English] {Doujins.com}
[dotsuco] Nametake Challenge!
(Rainbow Flavor 18) [Risoukyou (Rikiddo, Nishi Tagame)] Yami Cure Dream Stars ~Zengi no Tomodachi~ (Fresh PreCure!) [English] [Doujins.com]
(SUPER11) [Astonish (Naitou Naito)] Kodomo Challenge (Various)
Tanpan Kozou no Oppai Gym Challenge!
[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]
Imasara Shampoo Bottle Challenge o Suru Suieibu Coach no Manga
Ko-Gil Challenge
(Utahime Teien 4) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? 2 (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [无毒汉化组]
(C93) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 2
Kiddy Grade Dual/Doll
[Noise] Houmonsaki no Oko-sama | Kiddy Visitor (Oppai, Futomomo, Sokoni Short Pants) [English] [Doki Fansubs] [Digital]
(CR33) [IRODORI (Maruto!, Shirotsumekusa, SOYOSOYO)] HAKANAI (Kiddy Grade) +Omake [English]
(C93) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Kouhen [Chinese] [Lolipoi汉化组]
Futanari Milk Challenge 3 | 迫真水泳部・扶她的里技―第三章
(Angel Time 3) [Syunkan Saidaihusoku, Night FUCKERS (Pony R, Mitsugi)] Phantom Challenge! ~Futari no Domannaka Itadakimasu!~ (Kaitou Tenshi Twin Angel)
Ero Trap Dungeon no Challenger
Dairoku! Otoile Challenge2
(Kotonoha's Festa 2) [Milk Pudding (Jamcy)] Akane-chan Challenge! 2.5-kaime (VOICEROID)
(C63) [Poyopacho (UmiUshi)] Poyopacho M2 (Final Fantasy X, Kiddy Grade)
Futanari Milk Challenge | 迫真水泳部・扶她的里技―第一章
[Kameyoshi Ichiko] Kanako Challenge (COMIC LO 2020-09) [English] [LoliAce] [Digital]
Paruko Nagashima (Chika Sekai) - Sad Sad Kiddie (Hikaru no Go)
(iDOL SURVIVAL2) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [无毒汉化组]
(C86) [Contamination (eigetu)] Maki Nico Lesbian Challenge (Love Live!) [Chinese] [光年汉化组汉化]
[Pyonchi Koubou (Pyonchi)] Dosukebe Muramatsuri 1 - Jigoku no Cli Zeme Mesugaki Taikyuu Renzoku Acme Challenge Hen
UnknownUnlockChallenge
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred) [English] [Tigoris Translates]
Riko to Prushka no Paizuri Challenge
Challenge Days
[Hibon (Itami)] Yuu-kun CHALLENGE!! Kobe Hen [Digital]
Doki doki♡ Ticket Challenge!
催眠天国 Challenge 03
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge (Kantai Collection -KanColle-)
(C94) [Moruda Ramenya (Moruda)] Okay-san no Nukinuki Dosukebe Challenge (Girls und Panzer)
DT Chinpo 100-pon Acme Challenge!! | 100 Virgin Cock Orgasm Challenge!!
Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge
[Nishina Satomi] Kyokan-kun to Kogara-chan Shinchousa 43-centi de SEX Challenge - Giant and a small lady.
[Kurokoshi You] Challenge Week (COMIC Megastore 2010-07) [English] {doujin-moe.us}
(C63) [Nonoya (Nonomura Hideki / Oodake Kitama] ~Limitation~(Bishoujo Senshi Sailor Moon, Kiddy Grade, Onegai Teacher)
[Mariana Kaikou Kikaku (Mikami Hokuto)] Shimakaze-kun Challenge Shite Itara, Mogami-kun ni Encount Shita Ken. (Kantai Collection -KanColle-) [Digital]
(C63) [Tsurikichi Doumei (Various)] Non Dema-R Tankahen (Various)
To wa yoku ifu monode
(C65) [IRODORI (Soyosoyo, Nittakumi)] Gentei | Limit x 1000 ~LIMITED~ (Full Metal Panic!, Kiddy Grade) [English] [EHCOVE]
Rika no Oshiri Challenge
[Metacorapusu (Metacora)] JC Chinpo-beya Ikkagetsu Seikatsu Challenge!! (Kouhen) | Middle Schooler in a Cock Filled Room for 1 Month Challenge!! (Pt. 2) [English] [DMC] [Digital]
Saimin Tengoku Challenge 06
[Yurikawa] Futago Challenge (Toshiue Kanojo Alternative) [English] [PSYN]
[KAREHANEKO (Himitaka)] Extend Hiryuu Challenge (Strider Hiryuu) [Digital]
W Jeanne to Off-Paco Challenge
(SC41) [Studio Kimigabuchi (Kimimaru)] Watashi-tachi wa kamida | We are Gods (Kiddy Grade, Macross Frontier, My-HiME)
(C101) [chori (Chorimokki)] Nanjamo to Ura Gym Challenge!! | 奇树的秘密相声挑战!! (Pokémon Scarlet and Violet) [Chinese] [我今天爆炸了个人汉化]
(C94) [Bizensiki Roroppu (Bizen)] Oshiri Ecchi Challenge (Hatoba Tsugu)[Chinese][夏姬霸汉化组·改]
I Challenge You!
Doki Doki ❤ Ticket Challenge! | 心跳不已的搶票大挑戰!
[IRODORI (SOYOSOYO)] Soyosoyo's Works 6 (Kiddy Grade, Sakura Taisen)
Jeanne no Nikubenki Challenge
UNKNOWN UNLOCK CHALLENGE | 크로스비츠 동인지
Futanari Milk Challenge 6
Nantaika Triad ♂ to Yukaina Nakamatachi Ochinchin Challenge Bon
Flan-chan no Saimin Nikubenki Challenge
[Tenchuugumi] Queen Sayoko's Challenge (Ah! My Goddess!) English
Onna Kentoushi no Shakuhou o Kaketa Chousen | The Liberation Challenge of a Female Knight
[inari mochi] Swimsuit Challenge
(Ore no Turn vs. 2019) [sigh. (Naruse)] Ore to Aitsu no S. M. T Challenge! (Yu-Gi-Oh! VRAINS)
Nanjamo to Ura Gym Challenge!! | Iono's Secret Challenge!!
Dairoku! Otoile Challenge
Teisouring Challenge
(Warabe Jitsuno Koukou Bunka Matsuri Duel Carnival) [Michu★Honey (Hikari.)] Kattobingu wa Challenge tte Kotoda ze! (Yu-Gi-Oh! Zexal)
[Gojarun no Ozashiki (Gojarun)] Nantaika Triad to Yukai na Nakama-tachi Ochinchin Challenge Hon (THE IDOLM@STER CINDERELLA GIRLS) [Digital]
Kuroshio Challenge
[Bonnouji Yura (Bonnouji Yura)] A story about a (Ex) Great Sword Master Adventurer who challenges a dungeon where tentacles lurk [English] [unknown scanlations] [Digital]
(C81) [Azuki Monaka (Takenouchi Suama)] Magical Saimin Challenge (Magical Halloween)
Eroi Bunnyue ni Shasei Gaman Shoubu o Idomu. | Challenging the Lewd Bunny to a Cum Endurance Battle.
Utsuho Challenge!!
[Bochi Bochi no Ki (Borusiti)] Kasen-chan no Jasen Rouraku Challenge (Touhou Project) [Digital]
(C63) [Kodomo Challenge (various)] Mainiti-ga-Kodomo-no-hi
(Motto Warunodesu... Ouji) [Sakura Garden (Shirosuzu)] Aisha Challenge 4 (Sennen Sensou Aigis)
Kurokoshi You] Challenge Week
Girls from a Prestigious School Challenged to an Escape Game
(C63) [Hotel California (Natsuno Suika)] Red/Rouge (Kiddy Grade)
(C67) [SOLEX (TOKU, Sanomako)] RURIMIX SP2 (Martian Successor Nadesico)
[Kasukabe Akira] Kiddie Hospital (ENG) (Shota) (Yaoi)
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho 2 | Chaldea Outdoor Challenge with Abby-chan 2 (Fate/Grand Order) [English] [The Blavatsky Project] [Digital]
Kyogo ~Kunoichi Water Torture Challenge~
[Neko to Hato (Hatoya)] Que sera sera (Kiddy Grade) [English]
Chiisana Yuusha ga Teki Onna Kanbu ni Tatakai o Idomi Eroi Koto Sareru Hon | The Tiny Hero Challenges The Enemy's Female Leader To A Battle And Gets Some Lewd Shit Done To Him!
Yuusha no Sairoku Hon Challenge
[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 [Digital]
Sanae Challenge!!
(C63) [Ekakigoya (Kirishima Shiroo)] Ando 6 (Kiddy Grade, Sister Princess)
(C93) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Kouhen
[Torimogura] Osananajimi-chan Ikase Challenge
Dokidoki Mesu Ochi Gohoushi Challenge
U Challenge
Maki Challenge