(C89) [Asatsuki Dou (Youta)] GirlPan Oshikko Matome Bon "Ooarai Joshi Seitokai" (Girls und Panzer) [Chinese] [沒有漢化]
(Kouroumu 12) [Akai Hitomi to Aoi Tsuki (Various)] Sakuya-san no Oshikko no Ana Goudou ~Koko no Ana ga Mitai!~ (Touhou Project)
[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]
[Golden Tube (Ogu)] 3-sai kara no Oshikko Sensei - IV Zenpen [Decensored] [Digital]
Oshikkollection Kuchikukan Hen Yon
[Mikeke] Hatena Manga - Semete Yacchae! (Challenge First-Year-Student)
[laliberte] CHALLENGE [Chinese] [流木个人汉化]
[Higashino Mikan] Onee-chan no Naka de Oshikko Shite! | Come Pee Inside Onee-chan! (Atsuatsu Mochimochi) [English] [desudesu]
Renzoku Kyousha Challenge
Dairoku! Otoile Challenge
[Golden Tube (Ogu)] Oshikko Sensei ZERO Prologue [Digital]
[ViperXTR] I Challenge You! (Kono Subarashii Sekai ni Syukufuku o!) [English]
(Ore no Turn vs. 2019) [sigh. (Naruse)] Ore to Aitsu no S. M. T Challenge! (Yu-Gi-Oh! VRAINS)
[Yurikawa] Futago Challenge | Twin Challenge (Toshiue Kanojo Alternative) [English] [PSYN+DMD]
Challenge! Hentai Majo Rensei
[Kikkaya (Uesugi Kyoushirou)] Haruka Challenge
Eroi Bunnyue ni Shasei Gaman Shoubu o Idomu. | Challenging the Lewd Bunny to a Cum Endurance Battle.
Maki Nico Lez Challenge
(C91) [Hobukuro! (Bekotarou)] Himitsu no Hanazono 3 -Oshikko Collection-
(C94) [Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho (Fate/Grand Order) [Chinese] [脸肿汉化组]
Oshikko Shitaku Nacchatta
Imasara Shampoo Bottle Challenge o Suru Suieibu Coach no Manga
[Golden Tube (Ogu)] Oshikko Sensei 6~. [Digital]
Kasen-chan no Jasen Rouraku Challenge
(C92) [Mofmof (ryuno)] DraQue Oshikko Shibari Play Kouryakubon (Dragon Quest III)
[Pyonchi Koubou (Pyonchi)] Dosukebe Muramatsuri 1 - Jigoku no Cli Zeme Mesugaki Taikyuu Renzoku Acme Challenge Hen
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho 2 (Fate/Grand Order) [Digital]
[Mizu] Kids Challenge [English]
(C94) [Moruda Ramenya (Moruda)] Okay-san no Nukinuki Dosukebe Challenge (Girls und Panzer)
[Golden Tube (Ogu)] Oshikko Sensei 4~. [Digital]
[Kyuu (Shooya Akira)] Futtou Challenge 2 rev.2 (Sora no Manimani)
Shimakaze-kun Challenge Shippai
[Bochi Bochi no Ki (Borusiti)] Kasen-chan no Jasen Rouraku Challenge (Touhou Project)
Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan
Oshikko wa Maho | Orinar es Magia
[Molossan (Morochin-san)] Dokidoki Mesuiki! Challenge!! ~Cosplay Uriko Hen~ (Hacka Doll, Kantai Collection -Kancolle-) [Digital]
[Nozarashi (Nozarashi Satoru)] Shizuku to Airi no 1-kagetsu Dousei Challenge!! (THE iDOLM@STER CINDERELLA GIRLS) [Digital]
[Kuropoplar (Nyakkuru)] 3-gou-kun wa Toile (Oshikko) ga Chikai! (Hacka Doll) [Digital]
[Tsunaka] Oshikko
[Sushipuri (Kanbe Chuji)] Oshikko Shitetara Mitsukatte Seikatsu Shidou sarechau Hon (Whistle!) [Digital]
Space Detective Jade Dan Indecent Challenge
[d.a.p (mougi)] UnknownUltimateChallenge (CROSS x BEATS) [Digital]
[Terujirou] Junior Dominating Senior Challenge! [RAW] [JAP]
[Metacorapusu (Metacora)] JC Chinpo-beya Ikkagetsu Seikatsu Challenge! (Zenpen) [Digital]
[COOL BRAIN (Kitani Sai)] Oshikko Party 2 (Amagami) [Chinese] [Digital]
(Reitaisai 11) [Usotsukiya (Oouso)] Koishi-chan Kutsushita Bon 2 "Full Color Oshikko" | Koishi-chan Socks Book 2 "Full Color Pee" (Touhou Project) [English] {Sharpie Translations}
Tobira no Soto ni Ke tsuya no Ii Neko ga ita no de, Shitsukete Kaineko ni shite miru Challenge.
Kanoka Challenge_plot 2
[anthology] Oshikko anthology a be tai nyou
(Motto Warunodesu... Ouji) [Sakura Garden (Shirosuzu)] Aisha Challenge 4 (Sennen Sensou Aigis)
Oshikko ☆ Dechau!! for Digital Vol.1
[Golden Tube (Ogu)] 3-sai kara no Oshikko Sensei VII | Oshikko Sensei From 3 Years Old - VII [English] [Digital]
Koukando 100 dakara Nagato no Oshikko Mite Kekkon Suru
(C94) [Minamono (Minamo)] Ko-Gil Challenge (Fate/Grand Order) [Chinese] [theoldestcat汉化]
TS-kko Otokoyu Challenge! | TS女孩男浴大作战!
(Nikudarake!!!!!! Gachinko Butoukai in chaos) [Kasuga Kikaku (Terujirou)] Gekokujou ni Chousen! | Junior Dominating Senior Challenge! [English]
[Tarakan] Oshikko wa Nomimono desu! | 金黃聖水是 美味的飲料! [Chinese]
Challenge Week
Ero Trap Dungeon no Challenger
[Lolisin] Oshikko wa Shutter Chance! (Digital Puni Pedo! Vol. 16) [Chinese] [柠檬茶x透明声彩联合汉化]
(C84) [Golden Tube (Ogu)] Oshikko Sensei 5 [English] =LWB=
[Golden Tube (Ogu)] Oshikko Sensei 4~. [English] =LWB= [Decensored] [Digital]
U Challenge
[Yoriu Mushi] Kokuu Kara no Chousen - Challenger from the Sky
(C86) [Marked-two (Hideo)] Taihou Challenge! (Kantai Collection -KanColle-) [Chinese] [CE家族社]
(C97) [Yusei Haguruma (Victanyas)] Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge (Azur Lane) [English] [LoliLab Translations]
Aisha Challenge Renji ☆ 4
Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge
Sasami ga Oshikko o Gaman Shite Omorashi Suru Hon
Sensei Oshikko
(C93) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 2
Dokidoki Mesu Ochi Gohoushi Challenge
Maki Challenge
(COMIC1☆13) [Suzu no Oka (Homare)] Kaede-san to Shuga ga Oshikko Mamire de Icha Kora Suru Hon | A book where Kaede-san and Shuga make out covered in pee (THE IDOLM@STER CINDERELLA GIRLS) [English] [EHCove]
(C88) [Shinobi-Rocket (Sasamashin)] Akatsuki Challenge! (Kantai Collection -KanColle-)
ETD Challenge.
[Tenchuugumi] Queen Sayoko's Challenge (Ah! My Goddess!) English
[Goya] Himitsu no Gyaku Toilet Training (Oshikko ☆ Dechau!!) [English] [Digital]
(Kotonoha's Festa 2) [Milk Pudding (Jamcy)] Akane-chan Challenge! 2.5-kaime (VOICEROID)
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho (Fate/Grand Order) [Digital]
Petit Xu Lewd Challenge (Revenge Edition) + Extras
Oshikko Hyakkei 4
[Golden Tube (Ogu)] 3-sai Kara no Oshikko Sensei -IV Kouhen [Chinese] [沒有漢化] [Digital]
[LUNATIC PROPHET (Arimura Yuu)] Oshikkollection Kuchikukan Hen (Kantai Collection -KanColle-) [Digital]
Utsuho Challenge!! ~Yobai ni Chousen~
(Sennen Battle Phase 11) [ANNIELAURIE (Toyama Nanao)] SEX CHALLENGERS 02 (Yu-Gi-Oh! ARC-V)
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge | Akatsuki's Bride Challenge (Kantai Collection -KanColle-) [English] {Doujins.com}
(Futaba Gakuensai 9) [1000AP (Various)] Kodomo de Challenge 5
i-ll-make-you-understand-challenge
(C94) [Golden Tube (Ogu)] Oshikko Sensei 7~.
(Gunreibu Shuho & Houraigekisen! Yo-i! Goudou Enshuu 4Senme) [Renai Mangaka (Naruse Hirofumi)] Kashima-san to Akimatsuri Challenge (Kantai Collection -KanColle-)
(Reitaisai 11) [Usotsukiya (Oouso)] Koishi-chan Kutsushita Bon 2 "Full Color Oshikko" (Touhou Project)
(COMITIA104) [Yuuseian (Yuusei Iori)] Oshikko Shitaku Nacchatta [English]
Takagi Airi no 10-pun Challenge | Takagi Airi's 10 Minute Challenge
[Irojikake Matome Blog (Kurokawa Otogi)] Renzoku Kyousha Challenge (Paizuri Senmon Zasshi "Zettai Chichi Kyousha" Vol 1) [Textless]
[Corundum] A Challenger Has Appeared Which Naturally Leads To A Duel | Chousensha ga Arawareta - Shizen na Nagare de Kettou (Fate Grand Order) [English] [FMLTranslations]
(COMITIA113) ["Tsu" ga Mittsu. (Tsuttsu)] Oshikko Training! | Pee Training! [English] [ATF]
Otou-san Challenge
SanaMina Semen Gero Oshikko Kanchou
(C86) [Contamination (eigetu)] Maki Nico Lez Challenge (Love Live!) [Incomplete]
[LUNATIC PROPHET (Arimura Yuu)] Oshikkollection Tokumukan Hen (Kantai Collection -KanColle-) [Digital]
[Mitsuhime Moka] Himitsu no Gyaku Toile Training 2 (Oshikko Dechau!! for Digital Vol. 2) [Digital]
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred) [Chinese] [清純突破漢化]
Kimochi Ii Koto o Oboechatta Oshikko Honoka-chan
(C93) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 2 [English] {Hennojin}
Dairoku! Otoile Challenge2
(Futaket 14) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 | 扶她榨乳挑战 3 [Chinese] [黄记汉化组]