Saimin Appli Challenge!!
[Anthology] Oshikko ☆ Dechau!! [Digital]
[inari mochi] Swimsuit Challenge
Oshikkollection Kuchikukan Hen Nana
[Hara] Misaki-chan no Lotion Challenge
Imasara Shampoo Bottle Challenge o Suru Suieibu Coach no Manga
(C93) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 2
Akane-chan Challenge! 2-kaime
(Nikudarake!!!!!! Gachinko Butoukai in chaos) [Kasuga Kikaku (Terujirou)] Gekokujou ni Chousen! | Junior Dominating Senior Challenge! [English]
[Golden Tube (Ogu)] 3-sai kara no Oshikko Sensei-V [Chinese] [沒有漢化] [Decensored] [Digital]
(C90) ["Tsu" ga Mittsu. (Tsuttsu)] 2-2 Oshikko Soapland e Youkoso [Chinese] [无毒汉化组]
[kogasaki yuina] JK Mamamo No Shuugakuryokou Oppai Challenge | JK玉藻的畢業旅行ㄋㄟㄋㄟ大冒險 [Chinese] (Fate/Extra)[三色的大猩猩翻譯同盟]
(Kono Koe Todoke, Tsuki made mo Yon) [Milk Pudding (Jamcy)] Akane-chan Challenge! 3-kaime (VOICEROID)
(COMIC1☆7) [ASIANBOY (Hasemi Ryo)] Backstage Hibiki Challenge (THE IDOLM@STER) [English]
Chotto Oshikko Suru Nante Kiitenain dakedo!
[Kon-Kit] Kaya-nee Volleyball ni Idomu | Ane☆Volleyball Challenge (Bishoujo Kakumei KIWAME Road 2012-12 Vol. 4) [English] [Malone] [Digital]
Oshikko ☆ Dechau!! for Digital Vol.1
Petit Xu Lewd Challenge (Revenge Edition) + Extras
Futanari Milk Challenge 2 | 扶她榨乳挑战2
[Mitsuhime Moka] Himitsu no Gyaku Toilet Training 2 (Oshikko Dechau!! for Digital Vol. 2) [English] [Digital]
Sakuya-san no Oshikko no Ana Goudou ~Koko no Ana ga Mitai!~
[Irojikake Matome Blog (Kurokawa Otogi)] Renzoku Kyousha Challenge (Paizuri Senmon Zasshi "Zettai Chichi Kyousha" Vol 1) [English] {Stopittarpit}
Friends no Oshikko Kansatsuki | FRIENDS的尿尿观察日记
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho | Chaldea Outdoor Challenge with Abby-chan (Fate/Grand Order) [English] [The Blavatsky Project] [Digital]
[Golden Tube (Ogu)] Oshikko Sensei 2. [English] [Digital]
Okei-san no Nukinuki Dosukebe Challenge
[Golden Tube (Ogu)] Oshikko Sensei 6~. [Digital]
Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge
[Anthology] Oshikko ☆ Dechau!! for Digital Vol.2 [Digital]
(C77) [Kyuu (Shooya Akira)] Futtou Challenge (Sora no Manimani)
(COMIC1☆13) [Suzu no Oka (Homare)] Kaede-san to Shuga ga Oshikko Mamire de Icha Kora Suru Hon (THE IDOLM@STER CINDERELLA GIRLS)
(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]
[Ueda Yuu] Oshikko Shitai (Kachin Kochin Koakuma) [English] [ugliblawg]
(C94) [Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho (Fate/Grand Order) [Chinese] [脸肿汉化组]
Hontou ni Atta Oshikko Enkou 3
(Utahime Teien 4) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? 2 (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [无毒汉化组]
Chaldea Outdoor Challenge Abby-chan to Issho
(C84) [Golden Tube (Ogu)] Oshikko Sensei 5 [Chinese] [沒有漢化]
Oshikko Sensei 7~.
(C82) [Golden Tube (Ogu)] Oshikko Sensei 4 [Chinese] [沒有漢化]
Kyogo ~Kunoichi Water Torture Challenge~
(Akihabara Chou Doujinsai) [mikkyway (mikky)] Oshikko Gaman Dekiru kana? (Gochuumon wa Usagi desu ka?) [Chinese] [白杨汉化组]
(C65) [kodomo challenge (Various)] Shukudai ga Owaranai
Oshikko I-168-chan
Futanari Milk Challenge | 扶她榨乳挑战
Akatsuki no Oyome-san Challenge | Akatsuki's Bride 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]
Reiwa Shasei 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]
[LUNATIC PROPHET (Arimura Yuu)] Oshikkollection Kuchikukan Hen Yon (Kantai Collection -KanColle-) [Digital]
U Challenge
[Kyuu (Shooya Akira)] Futtou Challenge 2 rev.2 (Sora no Manimani)
Sensee, Oshikko Wasurechaimashita. | Sensei, I forgot to pee.
(Anata to Love Live! 5) [Bunbonian (Bunbon)] Oshikko ga Kimochiyo Sugite Sora o Tobu Koto ni Seikou Shita Oshikko Honoka-chan (Love Live!)
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred) [Chinese] [清純突破漢化]
Dokidoki Mesu Ochi Gohoushi Challenge
[Miura Iota] Youkoso, Oshikko Club e (Oshikko Dechau!! for Digital Vol. 1) [English] {Harasho Project} [Digital]
Nametake Challenge!
TS-kko Otokoyu Challenge! | TS女孩男浴大作战!
UnknownUnlockChallenge
(C95) [Taikan Kyohougumi (Azusa Norihee)] Sakura-chan to Oshigoto Challenge - Ona-Hole Challenge with Sakura (Cardcaptor Sakura) [English] [biribiri]
(C86) [Kansen Shoujo (Noto Kurumi)] Ryuu Ichaicha Tokidoki Oshikko (Kantai Collection -KanColle-) [Chinese] [无毒汉化组]
Dairoku! Otoile Challenge 2
(C79) [Mousou Kai no Juunin wa Iki Teiru (Kandanchi)] Suzumiya Haruhi-san wa Oshikko wo Nomu no ga Daisuki mitai desu. Kouhen (Suzumiya Haruhi no Yuuutsu)
HERE COMES A NEW CHALLENGER!!
[DIN] Seieki Tamekomi Challenge | Semen Storage Challenge [English]
(C92) [Andorogynous (Kiyose Kaoru)] Futanari Milk Challenge
Namaiki Kuchikukan Wakarase Challenge
Male Swimsuit Challenge
Kaettekita Oshikko Honoka-chan
[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 [English] {Hennojin} [Digital]
Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan
[Golden Tube (Ogu)] Oshikko Sensei 3~. [English] =LWB= [Digital]
Koishi-chan Kutsushita Bon 2 "Full Color Oshikko"
[Takashiro Go-ya] Tenshi no Oshikko [Digital]
[Ponsuke] Itazura Ichigo | Pranking Ichigo (Chibikko H) [English] [youjonooshikko]
Koukando 100 dakara Nagato no Oshikko Mite Kekkon Suru
(C93) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Kouhen [Chinese] [Lolipoi汉化组]
Otona Challenge!!
(C93) [Aozora Shoujo (Shirane Taito)] Rika no Oshiri Challenge (THE IDOLM@STER CINDERELLA GIRLS) [Chinese]
JK Tamamo no Shuugaku Ryokou Oppai Challenge
(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}
[Youta] Koisuru Oshikko [Digital]
Challenge Week
Saimin Tengoku Challenge 04
[Golden Tube (Ogu)] 3-sai kara no Oshikko Sensei-V [Decensored] [Digital]
Kasen-chan no Jasen Rouraku Challenge
(C84) [Golden Tube (Ogu)] Oshikko Sensei 5
[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 5 [Digital]
(C86) [Golden Tube (Ogu)] 3-sai kara no Oshikko Sensei-I
[Kameyoshi Ichiko] Kanako Challenge (COMIC LO 2020-09) [English] [LoliAce] [Digital]
Oshikko ☆ Dechau!!
Rika no Oshiri Challenge
[Takashiro Go-ya] Tenshi no Oshikko
[LUNATIC PROPHET (Arimura Yuu)] Oshikkollection Keijunyoukan Hen Jou (Kantai Collection -KanColle-) [Digital]
Honoka no Oshikko Oshiete Kudasai
Yuigahama-chan wa Oshikko Server
[Golden Tube (Ogu)] 3-sai kara no Oshikko Sensei VIII [Decensored] [Digital]
Hainyou Shoujo Hinako no Oshikko Biyori
(C91) [Molossan (Morochin-san)] DokiDoki Mesuiki! Challenge!! (Various)
Kanade Challenge Kouhen
[Abubu] Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan (Girls und Panzer)
[Anmichu Dou] Himitsu no Oshikko ~Manga Hen~ | 小便娘的秘密~漫画篇~ [Chinese] [檸檬茶漢化組]
[Golden Tube (Ogu)] 3-sai kara no Oshikko Sensei - IV Zenpen [Decensored] [Digital]
Oshikko wa Shutter Chance!
[LUNATIC PROPHET (Arimura Yuu)] Oshikkollection Keijunyoukan Hen Ge (Kantai Collection -KanColle-) [Digital]
Oshikkollection Tokumukan Hen
Oshikko Limit Conflict Mode
Oshikko Party
[Golden Tube (Ogu)] Oshikko Sensei 5~. [English] [Digital]
(Futaba Gakuensai 7) [1000AP (Various)] Kodomo de Challenge 3 (Futaba Channel)
#SoniCha Ikuiku Challenge
(C93) [Milk pudding (Jamcy)] Akane-chan Challenge! 2-kaime (VOICEROID)
(C89) [Golden Tube (Ogu)] Oshikko Sensei 6
Yuusha no Sairokubon Challenge
Utsuho Challenge!! ~Yobai ni Chousen~
(C86) [Yamakawa Den'enfuukei (Yamada, Kawada)] HERE COMES A NEW CHALLENGER!! (High Score Girl) [English] [FEPO]
[ViperXTR] I Challenge You! (Kono Subarashii Sekai ni Syukufuku o!) [奶綠個人漢化]
[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]
(Futaket 14) [Suichuu White (Calpi)] Kyokon Shoujo Nyoudou Challenge! [Chinese] [沒有漢化]
[Mikan Kougyou] Hahaoya ga Musuko no Oshikko o Nomihosu Manga
Junior Dominating Senior Challenge!
(C94) [Minamono (Minamo)] Ko-Gil Challenge (Fate/Grand Order) [Chinese] [theoldestcat汉化]
UNKNOWN UNLOCK CHALLENGE | 크로스비츠 동인지
ETD Challenge.
[Kawai] ETD Challenge.
(COMITIA104) [Yuuseian (Yuusei Iori)] Oshikko Shitaku Nacchatta [English]