(C63) [Ekakigoya (Kirishima Shiroo)] Ando 6 (Kiddy Grade, Sister Princess)
Chaldea Outdoor Challenge Abby-chan to Issho 3
(COMIC1☆7) [ASIANBOY (Hasemi Ryo)] Backstage Hibiki Challenge (THE IDOLM@STER) [English]
[Iruma Kamiri] Seitokaichou-sama Goyoujin!! (COMIC Papipo 1999-09)
[Hara] Misaki-chan no Lotion Challenge
Etorofu-gata Muchikko Kodomo Challenge
Kyokon Shoujo Nyoudou Challenge!
Toka 1 hour drawing challenge (ichizikann)
[Chuushin Kuranosuke] Like a KIDDING! Ch.1 - Identical Twins [English] [Uncensored]
SECRET LOVERS ~MINASHIKA WORKS OFFICIAL EDITION~
[Senbon Knock Zadankai (Erosong)] Mr.Kiddoman Wosagase REPORT 2
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge | Akatsuki's Bride Challenge (Kantai Collection -KanColle-) [English] {Doujins.com}
Ko-Gil Challenge
[Mikeke] ろり陵育 お漏らし編
(Warabe Jitsuno Koukou Bunka Matsuri Duel Carnival) [Michu★Honey (Hikari.)] Kattobingu wa Challenge tte Kotoda ze! (Yu-Gi-Oh! Zexal)
Doki doki♡ Ticket Challenge!
JC Chinpo-beya Ikkagetsu Seikatsu Challenge!
HERE COMES A NEW CHALLENGER!!
(SC21) [Purimomo (Goyac)] Anna Toko mo Konna Toko mo Elegant♪ (Kiddy Grade)
Aisha Challenge 4
Yuusha no Sairokubon Challenge
Yuusha no Sairoku Hon Challenge Omake Manga
Male Swimsuit Challenge
[Anthology] Comic Alice Club Vol. 4
(SC41) [Studio Kimigabuchi (Kimimaru)] Watashi-tachi wa kamida | We are Gods (Kiddy Grade, Macross Frontier, My-HiME)
(SC19) [Shiitake (Mugi)] BYUNN BYUNN 3 (Kiddy Grade)
(C63) [Hotel California (Natsuno Suika)] Red Rouge (Kiddy Grade) [Digital]
Challenge! Hentai Majo Rensei
[Neko to Hato (Hatoya)] Que sera sera (Kiddy Grade) [English]
Takagi Airi no 10-pun Challenge | Takagi Airi's 10 Minute Challenge
Kanoka Challenge_plot 2
Mordred nipple Challenge | 莫德雷德乳首挑戰
[Mizu] Ana no Toriko (Kids Challenge) [Chinese] [Befreiungsfuehrer第四次个人汉化]
Futanari Milk Challenge 2 | 扶她榨乳挑战2
Naisho no Enkou Challenge | 不可告人的援交挑战
Saimin Tengoku Challenge 04
Challenge Days
[Noise] Houmonsaki no Oko-sama 2' Turbo | Kiddy Visitor 2 Turbo (COMIC LO 2018-09) [English] [Doki Fansubs] [Digital]
[Rippadou (Various) ] Eranyuu Tengoku Busty Heaven 2 (Various) [Digital]
Dairoku! Otoile Challenge
[Nishina Satomi] Kyokan-kun to Kogara-chan Shinchousa 43-centi de SEX Challenge - Giant and a small lady.
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho 3 | Chaldea Outdoor Challenge with Abby-chan 3 (Fate/Grand Order) [Digital] [English] [The Blavatsky Project]
UnknownUltimateChallenge
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho (Fate/Grand Order) [Digital]
(C63) [Nonoya (Nonomura Hideki / Oodake Kitama] ~Limitation~(Bishoujo Senshi Sailor Moon, Kiddy Grade, Onegai Teacher)
(C95) [Yamitsuki Honpo (Wise Speak)] JK Tamamo no Shuugaku Ryokou Oppai Challenge (Fate/Extra) [English] [Gawainized]
Hitori Challenge Rakugaki
Rika no Oshiri Challenge
Jisatsu Challenge | 自殺挑戰
Nametake Challenge!
(C94) [Moruda Ramenya (Moruda)] Okei-san no Nukinuki Dosukebe Challenge | Okay-san's Dirty Lewd Challenge (Girls und Panzer) [English] {Doujins.com}
[R2 (Rakko)] Yuusha no Chousenjou 3 Senshi ni Love Song o | Hero's Challenge 3 (Dragon Quest III) [English] =thetsuuyaku= [Digital]
Utsuho Challenge!!
(COMIC1☆7) [ASIANBOY (Hasemi Ryo)] Backstage Hibiki Challenge (THE IDOLM@STER)
Sex Challengers
Imasara Shampoo Bottle Challenge o Suru Suieibu Coach no Manga
Saimin Tengoku Challenge 05
(C93) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 2
(C63) [aya, Chibikko Kaizoudan (Tomohisa Yutaka)] apricot agate ~ Eku-chan side (Kiddy Grade) [English] [-HS-]
TS-kko Otokoyu Challenge!
[Rabbit Company (Kotogi Raura)] Stale World 19 Fiction Figure: Unlimited (FIGURE 17, Final Fantasy Unlimited, Kiddy Grade)
(C86) [Yamakawa Den'enfuukei (Yamada, Kawada)] HERE COMES A NEW CHALLENGER!! (High Score Girl)
JUST KIDDING
Hajimete no Inpio Challenge
W Jeanne to Off-Paco Challenge
Kiddy Grade de Haa Haa Shichau Hon
[学園はにもくお] アネ喰い
Jeanne no Nikubenki Challenge
Futanari Milk Challenge 5 | 迫真水泳部・扶她的里技―第五章
[Kyuu (Shooya Akira)] Futtou Challenge 2 rev.2 (Sora no Manimani)
(Gunreibu Shuho & Houraigekisen! Yo-i! Goudou Enshuu 4Senme) [Renai Mangaka (Naruse Hirofumi)] Kashima-san to Akimatsuri Challenge (Kantai Collection -KanColle-)
[Metacorapusu (Metacora)] JC Chinpo-beya Ikkagetsu Seikatsu Challenge! (Zenpen) | One-month lifestyle challenge: Rooming in an apartment filled with dicks! Part 1 [Digital] [English] [Team Rabu2]
Renzoku Kyousha Challenge
(C93) [Milk pudding (Jamcy)] Akane-chan Challenge! 2-kaime (VOICEROID)
[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]
(C63) [aya, Chibikko Kaizoudan (Tomohisa Yutaka)] amethyst ~ Lumi-chan side (Kiddy Grade)
[Noise] Houmonsaki no Oko-sama | Kiddy Visitor (Oppai, Futomomo, Sokoni Short Pants) [English] [Doki Fansubs] [Digital]
[Kashiwa-ya (Hiyo Hiyo)] Kiddy Grade ABH (Kiddy Grade)
(C94) [Bizensiki Roroppu (Bizen)] Oshiri Ecchi Challenge (Hatoba Tsugu)[Chinese][夏姬霸汉化组·改]
UnknownUnlockChallenge
[Sakimori Dan] Sanae Challenge!! Ch. 1-2
You Are Challenged by Kogal Takuha | La Sfida
Seieki Tamekomi Challenge
[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]
Petit Xu Lewd Challenge + Extras
[Kurokoshi You] Challenge Week (COMIC Megastore 2010-07) [English] {doujin-moe.us}
[Hibon (Itami)] Yuu-kun CHALLENGE!! Kobe Hen [Digital]
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred)
Kanade Challenge Zenpen
Kodomo de Challenge 2
(C66) [AXZ (Shinobu Akira)] UNDER PEACH πr2 (Kiddy Grade)
Tickle Massage Chair Mini - Million Yen Challenge
[Mizu] Kids Challenge
(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]
DT Chinpo 100-pon Acme Challenge!!
Tanpan Kozou no Oppai Gym Challenge! | A Boy In Short's Big Breasted Gym Challenge!
Okei-san no Nukinuki Dosukebe Challenge
[Satuyo] Pool de Challenge! Boyish | Challenge at the Pool! Boyish (Peaceful Ecchi!) [English] [Doki Fansubs+Yosh]
Saimin Appli Challenge!!
(CR33) [Kohakutei (Sakai Hamachi)] Tipsy Rouge (Kiddy Grade)
(C86) [Marked-two (Hideo)] Taihou Challenge! (Kantai Collection -KanColle-)
(C77) [Kyuu (Shooya Akira)] Futtou Challenge (Sora no Manimani)
ETD Challenge.
(Kotonoha's Festa 2) [Milk Pudding (Jamcy)] Akane-chan Challenge! 2.5-kaime (VOICEROID)
Twin Challenge ch. 1
JK Tamamo no Shuugaku Ryokou Oppai Challenge
(Angel Time 3) [Syunkan Saidaihusoku, Night FUCKERS (Pony R, Mitsugi)] Phantom Challenge! ~Futari no Domannaka Itadakimasu!~ (Kaitou Tenshi Twin Angel)