Kidd Challenge

Takagi Airi no 10-pun Challenge | Takagi Airi's 10 Minute Challenge

(C97) [Yusei Haguruma (Victanyas)] Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge (Azur Lane) [English] {Doujins.com}

Makabe no Challenge

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

[Nozarashi (Nozarashi Satoru)] Shizuku to Airi no 1-kagetsu Dousei Challenge!! (THE iDOLM@STER CINDERELLA GIRLS) [Digital]

(C86) [Contamination (eigetu)] Maki Nico Lesbian Challenge (Love Live!) [Incomplete]

(Dramatic Change 3) [Ne. (Shiromitsu Daiya)] Challenge! Ochinchin Purupuruen ~3-nin nara Dekiru Mo~n~ (THE IDOLM@STER SideM)

[d.a.p (mougi)] UnknownUltimateChallenge (CROSS x BEATS) [Digital] [Chinese] [这很恶堕汉化组]

Jeanne Alter to Dakkou Challenge!!

Pancakes Challenge | Desafío de Panqueques

Flan-chan no Saimin Nikubenki Challenge

Kagi Catch Challenge 2

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

Maki Nico Lez Challenge

(C86) [Yamakawa Den'enfuukei (Yamada, Kawada)] HERE COMES A NEW CHALLENGER!! (High Score Girl)

[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]

Tanpan Kozou no Oppai Gym Challenge!

[Mizu] Kids Challenge

DT Chinpo 100-pon Acme Challenge!!

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

[Erect Sawaru] Ofuro de Oppai! (COMIC Tenma 2010-12) [English] =TV=

Ane☆Volleyball Challenge

[Croriin]~Succubus Challenge~(Isekai Rakuten Vol.5)[Chinese][星瞳漢化]

Yuusha no Sairoku Hon Challenge Omake Manga

Kodomo de Challenge 2

(CR33) [EXtage (Minakami Hiroki)] EXtra stage vol.9 (Kiddy Grade)

Akane Challenge!? 2

Futanari Milk Challenge 5 | 扶她榨乳挑战 5

Kuroshio Challenge

[Sen] Makabe no Oshiri Challenge (THE IDOLM@STER MILLION LIVE!)

(C86) [Yamakawa Den'enfuukei (Yamada, Kawada)] HERE COMES A NEW CHALLENGER!! (High Score Girl) [English] [FEPO]

(C93) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Kouhen [Chinese] [Lolipoi汉化组]

[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]

Space Detective Jade Dan Indecent 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]

Renzoku Kyousha Challenge

[Mizu] Kids Challenge [English]

[Kyuu (Shooya Akira)] Futtou Challenge 2 (Sora no Manimani)

Onii-chan swallowing challenge！

[Mizu] Ana no Toriko (Kids Challenge) [Chinese] [Befreiungsfuehrer第四次个人汉化]

(Utahime Teien 4) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? 2 (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [无毒汉化组]

[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]

Futanari Milk Challenge 2 | 扶她榨乳挑战2

[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]

[Abubu] Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan (Girls und Panzer)

Ko-Gil Challenge

(COMITIA121) [furuidorikiddo (rususu)]senrinikuyuruhoshizukiyo [Chinese] [寂月汉化组]

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

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

[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho | Chaldea Outdoor Challenge with Abby-chan (Fate/Grand Order) [English] [The Blavatsky Project] [Digital]

[Chitose Karasuyama Dai-2 Shucchoujo] 末莉祭り

[Chuushin Kuranosuke] Like A Kidding!

(C86) [Marked-two (Hideo)] Taihou Challenge! (Kantai Collection -KanColle-)

Moefuta

Okosama Basket | Kiddie Basket

Oshikko Challenge!? | 小便挑战!?

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

Dairoku! Otoile Challenge2

adult challenge 4

(C62) [Hime Club (Kirikaze, KOUMORIKAIZIN)] Ran ran ran! 2 (Various)

(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred)

Kyokon Shoujo Nyoudou Challenge!

[Takeda Hiromitsu] Zettai! Zettai!! Ojou-sama (COMIC Megastore 2009-09) [English] [Strange Grey Cat]

CHALLENGE

[Iruma Kamiri] Seitokaichou-sama Goyoujin!! (COMIC Papipo 1999-09)

JUST KIDDING

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

(iDOL SURVIVAL2) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? (THE IDOLM@STER CINDERELLA GIRLS)

[Kinomoto Anzu] Akari Challenge (Chiisana Karada no Dakigokochi) [English] [TQM_Translations]

[学園はにもくお] アネ喰い

Futanari Oukiddo × Popukaru

Manatsu no Drink Challenge

JC Chinpo-beya Ikkagetsu Seikatsu Challenge!

fav*exp15 ○○○Challenge

Nanjamo to Ura Gym Challenge!! | 奇树的秘密道馆挑战!!

[Nishina Satomi] Kyokan-kun to Kogara-chan Shinchousa 43-centi de SEX Challenge - Giant and a small lady.

Mian no Gal Challenge | Mian's Gyaru Challenge

[Satuyo] Pool de Challenge! Boyish (COMIC LO 2017-12) [Chinese] [code183汉化] [Digital]

Matsuno Osomatsu no Sex Challenge

Futanari Milk Challenge 6

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

RURIMIX SP9

(CR35) [AXZ (Various)] UNDER BLUE POWER (Kiddy Grade)

Yousei-san no?! Himitsu no Bouken no Tobira Preview ver

[Kasukabe Akira] Kiddie Hospital (ENG) (Shota) (Yaoi)

Hina Iinchou Amae Heta Kokufuku Challenge | 日奈委員長的撒嬌困難克服挑戰

W Jeanne to Off-Paco Challenge

Futanari Milk Challenge | 扶她榨乳挑战

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

(Nikudarake!!!!!! Gachinko Butoukai in chaos) [Kasuga Kikaku (Terujirou)] Gekokujou ni Chousen! | Junior Dominating Senior Challenge! [English]

(C86) [Contamination (eigetu)] Maki Nico Lez Challenge (Love Live!) [Incomplete]

Twin Challenge ch. 1

Doki Doki ❤ Ticket Challenge! | 心跳不已的搶票大挑戰！

[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]

(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]

(Kotonoha's Festa 2) [Milk Pudding (Jamcy)] Akane-chan Challenge! 2.5-kaime (VOICEROID) [Chinese] [古早个人汉化]

[RoriE-Do] VS Kishi no Honoo no Challenger (VS Knight Lamune & 40 Fire)

Shimakaze-kun Challenge Shippai

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

Imasara Shampoo Bottle Challenge o Suru Suieibu Coach no Manga

(C93) [Aozora Shoujo (Shirane Taito)] Rika no Oshiri Challenge (THE IDOLM@STER CINDERELLA GIRLS)

Jisatsu Challenge | 自殺挑戰

[Story Circle (Seto Kouhei, Siina Yuuki)] TS-kko Otokoyu Challenge! | TS女孩男浴大作战！ [Chinese] [瑞树汉化组]

Rika no Oshiri Challenge

Maki Nico Lez Challenge

#SoniCha Ikuiku Challenge

Kouiu Koyuki mo Dou desu ka?!

[Takeya (Taketora Suzume)] Kuroshio Challenge (Kantai Collection -KanColle-) [Digital]

Nanjamo to Ura Gym Challenge!! | Iono's Secret Challenge!!

[laliberte] CHALLENGE [Chinese] [流木个人汉化]

(Rainbow Flavor 18) [Risoukyou (Rikiddo, Nishi Tagame)] Yami Cure Dream Stars ~Zengi no Tomodachi~ (Fresh PreCure!)

（C96） Dairoku! Otoile Challenge

(C94) [Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho (Fate/Grand Order) [Chinese] [脸肿汉化组]

[Louis 305 (Sonomasakiyo)] KG EX (Kiddy Grade)

Futanari Milk Challenge 4 | 扶她榨乳挑战 4

(C38) [GomiGomi Seisaku Iinkai (Various)] GomiGomi 2 (Various)

[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]

Okay-san no Nukinuki Dosukebe Challenge

[Nonoya (Nonomura Hideki, TYPE.90)] NONOYA Ryoujoku Sakuhinshuu 1 (Kiddy Grade, Onegai Teacher, Evangelion)

[d.a.p (mougi)] Unknown Unlock Challenge (CROSS x BEATS) [Chinese] [这很恶堕汉化组] [Digital]

Misaki-chan no Lotion Challenge

[Rabbit Company (Kotogi Raura)] Stale World 19 Fiction Figure: Unlimited (FIGURE 17, Final Fantasy Unlimited, Kiddy Grade)

U Challenge

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

[Pyonchi Koubou (Pyonchi)] Dosukebe Muramatsuri 1 - Jigoku no Cli Zeme Mesugaki Taikyuu Renzoku Acme Challenge Hen

Akane-chan Challenge! 2.5-kaime

At first glance, it looks like a man swimsuit challenge + Textless + Bonus

(C66) [AXZ (Shinobu Akira)] UNDER PEACH πr2 (Kiddy Grade)

(C63) [Ekakigoya (Kirishima Shiroo)] Ando 6 (Kiddy Grade, Sister Princess)

(C95) [Labomagi! (Takeda Aranobu)] W Jeanne to Off-Paco Challenge (Fate/Grand Order) [Chinese] [黎欧x新桥月白日语社汉化]

(C64) [AXZ (Various)] UNDER BLUE 08 (Kiddy Grade)

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

(DC RETURNS 13) [Gesuido (Gesui)] JUST KIDDING (Kuroko no Basuke)

Tobira no Soto ni Ke tsuya no Ii Neko ga ita no de, Shitsukete Kaineko ni shite miru Challenge.

(C65) [kodomo challenge (Various)] Shukudai ga Owaranai

[Metacorapusu (Metacora)] JC Chinpo-beya Ikkagetsu Seikatsu Challenge! (Zenpen) [Digital]

(C93) [Aozora Shoujo (Shirane Taito)] Rika no Oshiri Challenge (THE IDOLM@STER CINDERELLA GIRLS) [Chinese]

Pancakes Challenge

(C91) [Molossan (Morochin-san)] DokiDoki Mesuiki! Challenge!! (Various)

Kodomo Challenge 2

(C94) [Moruda Ramenya (Moruda)] Okei-san no Nukinuki Dosukebe Challenge (Girls und Panzer)