(C82) [Golden Tube (Ogu)] Oshikko Sensei 4 [Chinese] [沒有漢化]
[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]
[Hinemosuan (Hinemosu Notari)] Asuda-san Challenge (Nijiket)
[Bunbonian (Bunbon)] Kimochi Ii Koto o Oboechatta Oshikko Honoka-chan (Love Live!) [2014-09-10]
DokiDoki Mesuiki! Challenge!!
(Douyara Deban no Youda! 13) [oC5 (Hasekura)] Oshikko Limit Conflict Mode (Boku no Hero Academia)
Ko-Gil Challenge
Kanojo to Oshikko to
Honoka no Oshikko Oshiete Kudasai
(C91) [Molossan (Morochin-san)] DokiDoki Mesuiki! Challenge!! (Various) [English] [TF translations]
Challenge Completed!
[sky & si-o] 罪世 - バーサーカーチャレンジ | Tsumi Yo - Berserker Challenge [EN]
i-ll-make-you-understand-challenge
Chacha no Pants wa Oshikko Pants
(Motto Warunodesu... Ouji) [Sakura Garden (Shirosuzu)] Aisha Challenge Renji ☆ 4 (Sennen Sensou Aigis)
[Kohri Ms] Suzuya ni Oshikko Misete Hoshii! (Kantai Collection -KanColle-) [English]
Oshikko Sensei 7~.
(SC40) [Delayder (Makinon TM)] Yousei-san no?! Himitsu no Bouken no Tobira Preview ver (Challenge First-Year-Student)
(C94) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 4
Namaiki Kuchikukan Wakarase Challenge
[COOL BRAIN (Kitani Sai)] Oshikko Party 2 (Amagami) [Digital]
[Yurikawa] Futago Challenge | Twin Challenge (Toshiue Kanojo Alternative) [English] [PSYN+DMD]
Kids Challenge
Oshikko x Oshikko - THE LOVE OF THE PISSING GIRL
(C89) [Asatsuki Dou (Youta)] GirlPan Oshikko Matome Bon "Ooarai Joshi Seitokai" (Girls und Panzer)
(C93) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Kouhen [Chinese] [Lolipoi汉化组]
Osananajimi-chan Ikase Challenge
Kashima-san to Akimatsuri Challenge
Kaede-san to Shuga ga Oshikko Mamire de Icha Kora Suru Hon
Kasen-chan no Jasen Rouraku Challenge
(C91) [Hobukuro! (Bekotarou)] Himitsu no Hanazono 3 -Oshikko Collection-
(Sennen Battle Phase 10) [ANNIELAURIE (Toyama Nanao)] Sex Challengers (Yu-Gi-Oh! ARC-V)
(C90) ["Tsu" ga Mittsu. (Tsuttsu)] 2-2 Oshikko Soapland e Youkoso
[Sakimori Dan] Sanae Challenge!! Ch. 1-2
(C86) [Contamination (eigetu)] Maki Nico Lesbian Challenge (Love Live!) [Incomplete]
Akari Challenge
(C94) [Minamono (Minamo)] Ko-Gil Challenge (Fate/Grand Order)
Oshikko Party 2
(C92) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge [English] {Hennojin}
Sakuya-san no Oshikko no Ana Goudou ~Koko no Ana ga Mitai!~
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho 3 (Fate/Grand Order) [Chinese] [一只麻利的鸽子汉化] [Digital]
[Besshun-tei (Arisu Kazumi)] Genkai!? Oshikko [Chinese] [檸檬茶漢化組] [Digital]
Maki Nico Lez Challenge
[Mamemaru Shoten] Oshikko Gaman JK
[Miura Iota] Youkoso, Oshikko Club e (Oshikko Dechau!! for Digital Vol. 1) [English] {Harasho Project} [Digital]
Oshikko Shitaku Nacchatta 【檸檬茶漢化組】
(SC39) [Various (Various)] Hatena? Challenge! (Challenge First-Year-Student)
Semen Storage Challenge
[Yoriu Mushi] Kokuu Kara no Chousen - Challenger from the Sky
[Takashiro Go-ya] Tenshi no Oshikko - Maid Cafe/Diaper chapter [english]
Tanpan Kozou no Oppai Gym Challenge! | A Boy In Short's Big Breasted Gym Challenge!
[inari mochi] Swimsuit Challenge
(C94) [Moruda Ramenya (Moruda)] Okei-san no Nukinuki Dosukebe Challenge | Okay-san's Dirty Lewd Challenge (Girls und Panzer) [English] {Doujins.com}
Futanari Milk Challenge 6
(C84) [Golden Tube (Ogu)] Oshikko Sensei 5 [Chinese] [沒有漢化]
Otona Challenge!!
Futanari Milk Challenge 4 | 扶她榨乳挑战 4
(C84) [Golden Tube (Ogu)] Oshikko Sensei 5 [English] =LWB=
Suzuya ni Oshikko Misete Hoshii!
(C89) [Asatsuki Dou (Youta)] GirlPan Oshikko Matome Bon "Ooarai Joshi Seitokai" (Girls und Panzer) [Chinese] [沒有漢化]
#SoniCha Ikuiku Challenge
Oshikko ☆ Dechau!! for Digital Vol.1
(COMIC1☆13) [Suzu no Oka (Homare)] Kaede-san to Shuga ga Oshikko Mamire de Icha Kora Suru Hon (THE IDOLM@STER CINDERELLA GIRLS)
[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]
(Gunreibu Shuho & Houraigekisen! Yo-i! Goudou Enshuu 4Senme) [Renai Mangaka (Naruse Hirofumi)] Kashima-san to Akimatsuri Challenge (Kantai Collection -KanColle-)
Koishi-chan Kutsushita Bon 2 "Full Color Oshikko"
(C78) [Golden Tube (Ogu)] Oshikko Sensei. [English] =LWB=
(C89) [Cool Brain (Kitani Sai)] Haisetsu x Shukujo Oshikko Party (Amagami)
(C64) [kodomo challenge (Various)] natsu no kansatsu nikki | Summer observation diary (Original) [English]
Aisha Challenge Renji ☆ 4
(iDOL SURVIVAL2) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [无毒汉化组]
Petit Xu Lewd Challenge + Extras
3-sai kara no Oshikko Sensei VII
3-sai kara no Oshikko Sensei VIII
[Irojikake Matome Blog (Kurokawa Otogi)] Renzoku Kyousha Challenge (Paizuri Senmon Zasshi "Zettai Chichi Kyousha" Vol 1) [English] {Stopittarpit}
[ViperXTR] I Challenge You! (Kono Subarashii Sekai ni Syukufuku o!) [English]