[LUNATIC PROPHET (Arimura Yuu)] Oshikkollection Senkan Hen Jou (Kantai Collection -KanColle-) [Digital]
(C91) [Hobukuro! (Bekotarou)] Himitsu no Hanazono 3 -Oshikko Collection-
[Hinemosuan (Hinemosu Notari)] Asuda-san Challenge (Nijiket)
(C85) [Golden Tube (Ogu)] Oshikko Sensei ZERO Prologue
(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]
[Youta] Koisuru Oshikko [Digital]
Kyogo ~Kunoichi Water Torture Challenge~
(C91) [Molossan (Morochin-san)] DokiDoki Mesuiki! Challenge!! (Various)
[Namiroji (Shiina Nami)] Hainyou Shoujo Hinako no Oshikko Biyori [Digital]
(C89) [Asatsuki Dou (Youta)] GirlPan Oshikko Matome Bon "Ooarai Joshi Seitokai" (Girls und Panzer) [Chinese] [沒有漢化]
Captain Saimin Icha Love Challenge
Kanade Challenge Kouhen
(Douyara Deban no Youda! 13) [oC5 (Hasekura)] Oshikko Limit Conflict Mode (Boku no Hero Academia)
Oshikko Sekkan!
[Nishina Satomi] Kyokan-kun to Kogara-chan Shinchousa 43-centi de SEX Challenge - Giant and a small lady.
(C74) [Takotsuboya (TK)] Seishun no Ayamachi Mikuru no Oshikko mora SPECIAL | Seishun No Ayamachi: Mikuru's Wetting Special (The Melancholy of Haruhi Suzumiya) [English]
Kodomo de Challenge 2
(C92) [Andorogynous (Kiyose Kaoru)] Futanari Milk Challenge
(C86) [Contamination (eigetu)] Maki Nico Lesbian Challenge (Love Live!) [Incomplete]
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge (Kantai Collection -KanColle-)
Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge
(C89) [Bunbonian (Bunbon)] Kaettekita Oshikko Honoka-chan (Love Live!)
(C93) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Kouhen
Kurokoshi You] Challenge Week
[Golden Tube (Ogu)] 3-sai Kara no Oshikko Sensei -IV Zenpen | Oshikko Sensei From 3 Years Old - IV - Part One [English] [Decensored] [Digital]
[Kogasaki Yuina] JK Tamamo no Shuugaku Ryokou Oppai Challenge (Fate/Grand Order)
Futanari Milk Challenge 2
[LUNATIC PROPHET (Arimura Yuu)] Oshikkollection Sensuikan hen (Kantai Collection -KanColle-) [Digital]
(C90) ["Tsu" ga Mittsu. (Tsuttsu)] 2-2 Oshikko Soapland e Youkoso
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred)
(C93) [Milk pudding (Jamcy)] Akane-chan Challenge! 2-kaime (VOICEROID)
(C78) [Golden Tube (Ogu)] Oshikko Sensei
VRC Oshikko Godo
Osake ga Haitte Otoile ga Chikai Etorofu-chan ni Oshikko o Kyouyou Suru Hon
(SHT2016 Haru) [Chinpudo (Marui)] NakayoShikko (Mahou Tsukai PreCure!)
[Nekomata Naomi] Here Comes a New Challenger! (COMIC Kairakuten Beast 2007-04) [English] [Clearly Guilty Translations]
Dairoku! Otoile Challenge 2
(C89) [Cool Brain (Kitani Sai)] Haisetsu x Shukujo Oshikko Party (Amagami)
Nametake Challenge!
W Jeanne to Off-Paco Challenge
[Golden Tube (Ogu)] 3-sai kara no Oshikko Sensei - IV Zenpen [Decensored] [Digital]
Oshikko Party 2
[Mousou Kai no Juunin wa Ikiteiru. (Kandanchi)] Suzumiya Haruhi-san wa Oshikko wo Nomu no ga Daisuki mitai desu Zenpen (Suzumiya Haruhi no Yuuutsu [The Melancholy of Haruhi Suzumiya]) [Digital]
Twin Challenge ch. 1
[Abubu] Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan (Girls und Panzer)
(C93) [Aozora Shoujo (Shirane Taito)] Rika no Oshiri Challenge (THE IDOLM@STER CINDERELLA GIRLS) [Chinese]
Kirakira Oshikko
Honoka no Oshikko Oshiete Kudasai
Semen Storage Challenge
[Hibon (Itami)] Yuu-kun CHALLENGE!! Kobe Hen [Digital]
[Takashiro Go-ya] Oshikko de Tsunagatte (BUSTER COMIC 2009-07 Vol. 12) [English] {yalmetc}
Saimin Tengoku Challenge 06
(C95) [Labomagi! (Takeda Aranobu)] W Jeanne to Off-Paco Challenge (Fate/Grand Order)
Oshikko Party
(Kouroumu 12) [Akai Hitomi to Aoi Tsuki (Various)] Sakuya-san no Oshikko no Ana Goudou ~Koko no Ana ga Mitai!~ (Touhou Project)
(C82) [Marin (Suzusato Rinka, Mage)] Doujouyaburi no Kata wa Katteguchi e Omawari Kudasai | Challengers Please Present Yourself At The Back Door (Ranma 1/2) (English) [SaHa]
(C93) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 2 [English] {Hennojin}
Watashi no Oshikko Fubunritsu
Yuusha no Sairoku Hon Challenge Omake Manga
Kaye-nee Challenging Herself in Volleyball
[Yamitsuki Honpo (Wise Speak)] JK Tamamo no Shuugaku Ryokou Oppai Challenge (Fate/Extra)
[COOL BRAIN (Kitani Sai)] Oshikko Party (Amagami) [Digital]
Dairoku! Otoile Challenge
[Anthology] Oshikko ☆ Dechau!! [Digital]
(COMITIA113) ["Tsu" ga Mittsu. (Tsuttsu)] Oshikko Training! | Pee Training! [English] [ATF]
Backstage Hibiki Challenge
(C94) [Asatsuki Dou (Youta)] Hontou ni Atta Oshikko Enkou 2
Kyokon Shoujo Nyoudou Challenge!
[LUNATIC PROPHET (Arimura Yuu)] Oshikkollection Keijunyoukan Hen Ge (Kantai Collection -KanColle-) [Digital]
[dotsuco] Nametake Challenge!
(Utahime Teien 4) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? 2 (THE IDOLM@STER CINDERELLA GIRLS)
(C90) [Golden Tube (Ogu)] 3-sai Kara no Oshikko Sensei -IV Zenpen [Chinese] [沒有漢化]
[MemeXILE (Memeo)] Kodomo Challenge (Free!) [Digital]
TS-kko Otokoyu Challenge!
[Molossan (Morochin-san)] Dokidoki Mesuiki! Challenge!! ~Cosplay Uriko Hen~ (Hacka Doll, Kantai Collection -Kancolle-) [Chinese] [瑞树汉化组] [Digital]
(C94) [Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho (Fate/Grand Order) [Chinese] [脸肿汉化组]
(C94) [Bizensiki Roroppu (Bizen)] Oshiri Ecchi Challenge (Hatoba Tsugu)[Chinese][夏姬霸汉化组·改]
Chaldea Outdoor Challenge Abby-chan to Issho 3
Saber Oshikko Kansatsu
[Mikeke] Hatena Manga - Semete Yacchae! (Challenge First-Year-Student)
(iDOL SURVIVAL2) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [无毒汉化组]
[Mitsuhime Moka] Himitsu no Gyaku Toilet Training 2 (Oshikko Dechau!! for Digital Vol. 2) [English] [Digital]
(C85) [Golden Tube (Ogu)] Oshikko Sensei ZERO Prologue [Chinese] [沒有漢化]
(COMIC1☆7) [ASIANBOY (Hasemi Ryo)] Backstage Hibiki Challenge (THE IDOLM@STER)
(C94) [Fuwatoro★Marinepolis (Sumitomo)] Theater Challenge (THE IDOLM@STER MILLION LIVE!)
(C78) [Golden Tube (Ogu)] Oshikko Sensei [Chinese] [沒有漢化]
[Satuyo] Pool de Challenge! Boyish | Challenge at the Pool! Boyish (Peaceful Ecchi!) [English] [Doki Fansubs+Yosh]
(C92) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge [English] {Hennojin}
[LUNATIC PROPHET (Arimura Yuu)] Oshikkollection Kuchikukan Hen Go (Kantai Collection -KanColle-) [Digital]
3-sai kara no Oshikko Sensei VIII
(Gunreibu Shuho & Houraigekisen! Yo-i! Goudou Enshuu 4Senme) [Renai Mangaka (Naruse Hirofumi)] Kashima-san to Akimatsuri Challenge (Kantai Collection -KanColle-)
CHALLENGE
Oshikkollection Kuchikukan Hen Nana
[Kuropoplar (Nyakkuru)] 3-gou-kun wa Toile (Oshikko) ga Chikai! (Hacka Doll) [Digital]
Sennou Fuchou no Obenjo Challenge Isshuukan!
Sensee, Oshikko Wasurechaimashita.
[Namiroji (Shiina Nami)] Hainyou Shoujo Hinako no Oshikko Biyori [English] [Digital]
[Terujirou] Junior Dominating Senior Challenge! [RAW] [JAP]
Shigure-chan(Scatolo Ari Dappun, Oshikko、Onara Chuui)
[Anmichu Dou] Himitsu no Oshikko ~Manga Hen~ | 小便娘的秘密~漫画篇~ [Chinese] [檸檬茶漢化組]
(Dramatic Change 3) [Ne. (Shiromitsu Daiya)] Challenge! Ochinchin Purupuruen ~3-nin nara Dekiru Mo~n~ (THE IDOLM@STER SideM)
Chaldea Outdoor Challenge Abby-chan to Issho 2
[Seneto] Oshikkonaka no Ikazuchi ni Itazurashitemita (Kantai Collection -KanColle-)
(C92) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Zenpen
Ero Trap Dungeon no Challenger
[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]
Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan
[Golden Tube (Ogu)] Oshikko Sensei 5~. [English] [Digital]
[Croriin]~Succubus Challenge~(Isekai Rakuten Vol.5)[Chinese][星瞳漢化]
Challenge Week