(C94) [Moruda Ramenya (Moruda)] Okei-san no Nukinuki Dosukebe Challenge (Girls und Panzer)
(Nikudarake!!!!!! Gachinko Butoukai in chaos) [Kasuga Kikaku (Terujirou)] Gekokujou ni Chousen! | Junior Dominating Senior Challenge! [English]
Akane Challenge!? 2
[LUNATIC PROPHET (Arimura Yuu)] Oshikkollection Keijunyoukan Hen Jou (Kantai Collection -KanColle-) [Digital]
(Futaba Gakuensai 9) [1000AP (Various)] Kodomo de Challenge 5
[Go-ya no Mori (Takashiro Go-ya)] Erika no Dai Pinch!? Oshikko no Marin Dive desu!! (HeartCatch Precure!)
(C92) [Besshun-tei (Arisu Kazumi)] Friends no Oshikko Kansatsuki | FRIENDS的尿尿观察日记 (Kemono Friends) [Chinese] [檸檬茶漢化組]
Oshikko wa Shutter Chance!
(C94) [Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho (Fate/Grand Order) [Chinese] [脸肿汉化组]
[Golden Tube (Ogu)] 3-sai kara no Oshikko Sensei - IV Zenpen [Decensored] [Digital]
Takagi Airi no 10-pun Challenge | Takagi Airi's 10 Minute Challenge
Suzuya ni Oshikko Misete Hoshii!
Tobira no Soto ni Ke tsuya no Ii Neko ga ita no de, Shitsukete Kaineko ni shite miru Challenge.
[Lolisin] Oshikko wa Shutter Chance! (Digital Puni Pedo! Vol. 16) [Chinese] [柠檬茶x透明声彩联合汉化]
[Golden Tube (Ogu)] 3-sai kara no Oshikko Sensei VIII [Decensored] [Digital]
(C81) [Golden Tube (Ogu)] Oshikko Sensei 3 [English] =LWB=
(C85) [Wasuraruru Tegami (Binsen)] Elf Shimai no Chousen | The Elf Sisters' Challenge [English] [Mistvern]
[Golden Tube (Ogu)] Oshikko Sensei 2~. [English] =LWB= [Digital]
[Niliu Chahui] Male Swimsuit Challenge [English]
[Youta] Koisuru Oshikko [Digital]
Futanari Milk Challenge 3 | 扶她榨乳挑战 3
[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]
3-sai kara no Oshikko Sensei VIII
Petit Xu Lewd Challenge + Extras
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred) [English] [Tigoris Translates]
[Himeshibori (YAMATO)] Sasami ga Oshikko o Gaman Shite Omorashi Suru Hon (Little Busters!) [Digital]
(C86) [Kansen Shoujo (Noto Kurumi)] Ryuu Ichaicha Tokidoki Oshikko (Kantai Collection -KanColle-)
(C84) [Golden Tube (Ogu)] Oshikko Sensei 5 [English] =LWB=
[Golden Tube (Ogu)] Oshikko Sensei 5~. [English] [Digital]
[RoriE-Do] VS Kishi no Honoo no Challenger (VS Knight Lamune & 40 Fire)
Oshikkollection Tokumukan Hen
[Ponsuke] Itazura Ichigo | Pranking Ichigo (Chibikko H) [English] [youjonooshikko]
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho 2 (Fate/Grand Order) [Chinese] [靴下汉化组] [Digital]
JK Tamamo no Shuugaku Ryokou Oppai Challenge
[Goya] Himitsu no Gyaku Toilet Training (Oshikko ☆ Dechau!!) [English] [Digital]
(C84) [Golden Tube (Ogu)] Oshikko Sensei 5 [Chinese] [沒有漢化]
(C88) [Circle Ohigetan (Ohigetan)] Ohigebon-64 Chinritsu!! Mucchiri Kyonyuu Gakuen C-Cup - AM 7:35 Sotogawa kara wa Toumei ni Natte Iru Joshi Toile. Seichouki no Onnanoko ga Oppai ya Hibu o Marudashi ni Shite Oshikko Suru no o Kanshou Shihoudai.
(C70) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Futakoi Challenge (Futakoi Alternative)
Sensee, Oshikko Wasurechaimashita.
[Anthology] Oshikko Sekkan! ~Shoujo Seisuichuu~
[Hara] Misaki-chan no Lotion Challenge
[Golden Tube (Ogu)] 3-sai kara no Oshikko Sensei-V [Decensored] [Digital]
Toka 1 hour drawing challenge (ichizikann)
Futanari Milk Challenge 5 | 迫真水泳部・扶她的里技―第五章
(C90) [Golden Tube (Ogu)] 3-sai Kara no Oshikko Sensei -IV Zenpen
[Ogu] Oshikko Sensei~.
[Golden Tube (Ogu)] 3-sai kara no Oshikko Sensei-II [Digital]
[Asatsuki Dou (Youta)] Hontou ni Atta Oshikko Enkou | Really there was pee compensated dating [English] [SquigglesJP] [Digital]
[Gojarun no Ozashiki (Gojarun)] Nantaika Triad to Yukai na Nakama-tachi Ochinchin Challenge Hon (THE IDOLM@STER CINDERELLA GIRLS) [Digital]
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
Renzoku Kyousha Challenge
(C90) ["Tsu" ga Mittsu. (Tsuttsu)] 2-2 Oshikko Soapland e Youkoso [Chinese] [朔夜汉化]
(C95) [Taikan Kyohougumi (Azusa Norihee)] Sakura-chan to Oshigoto Challenge - Ona-Hole Challenge with Sakura (Cardcaptor Sakura)
[Yurikawa] Futago Challenge | Twin Challenge (Toshiue Kanojo Alternative) [English] [PSYN+DMD]
[Golden Tube (Ogu)] Oshikko Sensei 5~. [Digital]
(C91) [Molossan (Morochin-san)] DokiDoki Mesuiki! Challenge!! (Various)
[Kon-Kit] Kaya-nee Volleyball ni Idomu | Ane☆Volleyball Challenge (Bishoujo Kakumei KIWAME Road 2012-12 Vol. 4) [English] [Malone] [Digital]
[Bochi Bochi no Ki (Borusiti)] Kasen-chan no Jasen Rouraku Challenge (Touhou Project) [Digital]
[LUNATIC PROPHET (Arimura Yuu)] Oshikkollection Keijunyoukan Hen Ge (Kantai Collection -KanColle-) [Digital]
Futanari Yagai Oshikko
(C64) [kodomo challenge (Various)] natsu no kansatsu nikki | Summer observation diary (Original) [English]
(C93) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 2
[Pirates Patrol (Otokawa Kazuki)] Unchi ya Oshikko de Kimochiyoku Naru Watashi-tachi [Digital]
[ViperXTR] I Challenge You! (Kono Subarashii Sekai ni Syukufuku o!) [奶綠個人漢化]
UnknownUnlockChallenge
[Metacorapusu (Metacora)] JC Chinpo-beya Ikkagetsu Seikatsu Challenge!! (Kouhen) [Digital]
Captain Saimin Icha Love Challenge
You Are Challenged by Kogal Takuha | La Sfida
[Bochi Bochi no Ki (Borusiti)] Kasen-chan no Jasen Rouraku Challenge (Touhou Project)
(C80) [Golden Tube (Ogu)] Oshikko Sensei 2
[Youta] Hajimete no Oshikko Enkou (Koisuru Oshikko) [English] [BlindEye] [Digital]
[Takashiro Go-ya] Tenshi no Oshikko [Digital]
[anthology] Oshikko anthology a be tai nyou
(C65) [kodomo challenge (Various)] Shukudai ga Owaranai
U Challenge
[Golden Tube (Ogu)] 3-sai kara no Oshikko Sensei-V | Oshikko Sensei From 3 Years Old - V [English] [Digital]
Pancakes Challenge
[mizu] Poka Poka After (Kids Challenge) [Chinese] [Befreiungsfuehrer第五次个人汉化]
i-ll-make-you-understand-challenge
Kanade Challenge Zenpen
[LUNATIC PROPHET (Arimura Yuu)] Oshikkollection Kai Ni Hen (Kantai Collection -KanColle-) [Digital]
[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]
(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}
(C89) [Bunbonian (Bunbon)] Kaettekita Oshikko Honoka-chan (Love Live!)
Yousei-san no?! Himitsu no Bouken no Tobira Preview ver
Akatsuki-chan Mayonaka no Otoile Challenge
Kuroshio Challenge
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge | Akatsuki's Bride Challenge (Kantai Collection -KanColle-) [English] {Doujins.com}
Dairoku! Otoile Challenge 2
[Kogasaki Yuina] JK Tamamo no Shuugaku Ryokou Oppai Challenge (Fate/Grand Order)
(C85) [Golden Tube (Ogu)] Oshikko Sensei ZERO Prologue [English] =LWB=
HERE COMES A NEW CHALLENGER!!
Saimin Tengoku Challenge 04
Oshikkollection Kuchikukan Hen Go
Oshikko Hyakkei 4
Rika no Oshiri Challenge
[Torimogura] Osananajimi-chan Ikase Challenge
(C89) [Golden Tube (Ogu)] Oshikko Sensei 6 (SAMPLE)
[laliberte] CHALLENGE [Chinese] [流木个人汉化]
(C86) [Marked-two (Hideo)] Taihou Challenge! (Kantai Collection -KanColle-)
(Kotonoha's Festa 2) [Milk Pudding (Jamcy)] Akane-chan Challenge! 2.5-kaime (VOICEROID) [Chinese] [古早个人汉化]
Oshikko Limit Conflict Mode
(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]
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]
(C64) [kodomo challenge (Various)] Natsu no Kansatsu Nikki
Iorin no Oshikko Nomitai
Sensei Oshikko
(SC2016 Summer) [LUNATIC PROPHET (Arimura Yuu)] Oshikkollection Kuubo Hen Ge (Kantai Collection -KanColle-)
(C93) [Milk pudding (Jamcy)] Akane-chan Challenge! 2-kaime (VOICEROID) [Chinese] [脸肿汉化组]
(C86) [Marked-two (Hideo)] Taihou Challenge! (Kantai Collection -KanColle-) [Chinese] [CE家族社]
[LUNATIC PROPHET (Arimura Yuu)] Oshikkollection Kuubo Hen Jou (Kantai Collection -KanColle-) [Digital]
Sakuya-san no Oshikko no Ana Goudou ~Koko no Ana ga Mitai!~
[Ponsuke] Shiawase no Koppepan | Bun Of Happiness (COMIC LO 2018-11) [English] [youjonooshikko]
[Croriin]~Succubus Challenge~(Isekai Rakuten Vol.5)[Chinese][星瞳漢化]
(C86) [Yamakawa Den'enfuukei (Yamada, Kawada)] HERE COMES A NEW CHALLENGER!! (High Score Girl) [English] [FEPO]
Oshikko ☆ Dechau!!
[Mitsuhime Moka] Himitsu no Gyaku Toilet Training 2 (Oshikko Dechau!! for Digital Vol. 2) [English] [Digital]
[Golden Tube (Ogu)] 3-sai kara no Oshikko Sensei VII | Oshikko Sensei From 3 Years Old - VII [English] [Digital]
Futanari Milk Challenge | 扶她榨乳挑战
(C97) [DECOPPACHI (Hidiri Rei)] DT Chinpo 100-pon Acme Challenge!! (Kiratto Pri Chan)
[Kameyoshi Ichiko] Kanako Challenge (COMIC LO 2020-09) [English] [LoliAce] [Digital]
[Fukuyama Naoto] Saimin Tengoku Challenge 03 (COMIC BAVEL 2021-02) [Chinese] [零星汉化组] [Digital]
(C92) [Milk pudding (Jamcy)] Akane-chan Challenge! (VOICEROID)
[Bunbonian (Bunbon)] Yuigahama-chan wa Oshikko Server (Yahari Ore no Seishun Love Come wa Machigatteiru.) [2015-05-02]
[Yamitsuki Honpo (Wise Speak)] JK Tamamo no Shuugaku Ryokou Oppai Challenge (Fate/Extra)
(C95) [Taikan Kyohougumi (Azusa Norihee)] Sakura-chan to Oshigoto Challenge - Ona-Hole Challenge with Sakura (Cardcaptor Sakura) [English] [biribiri]
[Tarakan] Oshikko wa Nomimono desu! -Pee is a Drink!
Kasen-chan no Jasen Rouraku 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]
Futanari Milk Challenge 6
[Mikeke] ろり陵育 お漏らし編