[Kou-chan Kaichou] NadeRin Dappun Oshikko Kanchou (Yuru Camp)
[Kurokoshi You] Challenge Week (COMIC Megastore 2010-07) [English] {doujin-moe.us}
[COOL BRAIN (Kitani Sai)] Oshikko Party 2 (Amagami) [Digital]
(C97) [Yusei Haguruma (Victanyas)] Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge (Azur Lane) [English] [LoliLab Translations]
[Nozarashi (Nozarashi Satoru)] Shizuku to Airi no 1-kagetsu Dousei Challenge!! (THE iDOLM@STER CINDERELLA GIRLS) [Digital]
Sensee, Oshikko Wasurechaimashita. | Sensei, I forgot to pee.
Saimin Tengoku Challenge 04
(C93) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 2 [English] {Hennojin}
[Anthology] Oshikko ☆ Dechau!! for Digital Vol.2 [Digital]
[Golden Tube (Ogu)] Oshikko Sensei 4~. [Digital]
Futanari Milk Challenge 2 | 扶她榨乳挑战2
Futanari Milk Challenge 5 | 扶她榨乳挑战 5
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge (Kantai Collection -KanColle-)
(C95) [Taikan Kyohougumi (Azusa Norihee)] Sakura-chan to Oshigoto Challenge - Ona-Hole Challenge with Sakura (Cardcaptor Sakura) [English] [biribiri]
[LUNATIC PROPHET (Arimura Yuu)] Oshikkollection Senkan Hen Jou (Kantai Collection -KanColle-) [Digital]
(C86) [Contamination (eigetu)] Maki Nico Lesbian Challenge (Love Live!) [Incomplete]
[Mamemaru Shoten] Oshikko Story DX
Tobira no Soto ni Ke tsuya no Ii Neko ga ita no de, Shitsukete Kaineko ni shite miru Challenge.
[Namiroji (Shiina Nami)] Hainyou Shoujo Hinako no Oshikko Biyori [English] [Digital]
Aisha Challenge 4
(C78) [Golden Tube (Ogu)] Oshikko Sensei [Chinese] [沒有漢化]
SanaMina Semen Gero Oshikko Kanchou
(C97) [Yuasa Rengou (Jean Louis)] Tanpan Kozou no Oppai Gym Challenge! (Pokémon Sword and Shield) [Chinese]
[Kameyoshi Ichiko] Kanako Challenge (COMIC LO 2020-09) [English] [LoliAce] [Digital]
Kanade Challenge Zenpen
Honoka no Oshikko Oshiete Kudasai
[Takashiro Go-ya] Tenshi no Oshikko [Digital]
(C80) [Golden Tube (Ogu)] Oshikko Sensei 2 [Chinese] [沒有漢化]
(Panzer Vor! 12) [Suzu no Oka (Homare)] St. Glo no Oshikko Jijou (Girls und Panzer)
[R2 (Rakko)] Yuusha no Chousenjou 3 Senshi ni Love Song o | Hero's Challenge 3 (Dragon Quest III) [English] =thetsuuyaku= [Digital]
[Golden Tube (Ogu)] 3-sai kara no Oshikko Sensei-V | Oshikko Sensei From 3 Years Old - V [English] [Digital]
(C85) [Wasuraruru Tegami (Binsen)] Elf Shimai no Chousen | The Elf Sisters' Challenge [English] [Mistvern]
(C90) ["Tsu" ga Mittsu. (Tsuttsu)] 2-2 Oshikko Soapland e Youkoso [Chinese] [无毒汉化组]
[Ogu] Oshikko Sensei~.
(C95) [Yamitsuki Honpo (Wise Speak)] JK Tamamo no Shuugaku Ryokou Oppai Challenge (Fate/Extra)
St. Glo no Oshikko Jijou
Toka 1 hour drawing challenge
Oshikkollection Kuchikukan Hen Nana
(COMIC1☆7) [ASIANBOY (Hasemi Ryo)] Backstage Hibiki Challenge (THE IDOLM@STER)
Challenge Completed!
VRC Oshikko Godo
Mordred nipple Challenge | 莫德雷德乳首挑戰
[Terujirou] Junior Dominating Senior Challenge!
[Pyonchi Koubou (Pyonchi)] Dosukebe Muramatsuri 1 - Jigoku no Cli Zeme Mesugaki Taikyuu Renzoku Acme Challenge Hen
(C89) [Asatsuki Dou (Youta)] GirlPan Oshikko Matome Bon "Ooarai Joshi Seitokai" (Girls und Panzer)
(COMITIA104) [Yuuseian (Yuusei Iori)] Oshikko Shitaku Nacchatta [English]
[inari mochi] Swimsuit Challenge
(C93) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Kouhen [Chinese] [Lolipoi汉化组]
(C89) [Cool Brain (Kitani Sai)] Haisetsu x Shukujo Oshikko Party (Amagami)
(C84) [Golden Tube (Ogu)] Oshikko Sensei 5 [English] =LWB=
Kasen-chan no Jasen Rouraku Challenge
Sennou Fuchou no Obenjo Challenge Isshuukan!
Futanari Yagai Oshikko
(C90) ["Tsu" ga Mittsu. (Tsuttsu)] 2-2 Oshikko Soapland e Youkoso
(Futaket 14) [Suichuu White (Calpi)] Kyokon Shoujo Nyoudou Challenge! [Chinese] [沒有漢化]
[LUNATIC PROPHET (Arimura Yuu)] Oshikkollection Sensuikan hen (Kantai Collection -KanColle-) [Digital]
[Takashiro Go-ya] Tenshi no Oshikko - Maid Cafe/Diaper chapter [english]
Futanari Milk Challenge 3 | 扶她榨乳挑战 3
[Golden Tube (Ogu)] Oshikko Sensei 3~. [Digital]
(C86) [Kansen Shoujo (Noto Kurumi)] Ryuu Ichaicha Tokidoki Oshikko (Kantai Collection -KanColle-) [Chinese] [无毒汉化组]
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred) [English] [Tigoris Translates]
Kanojo to Oshikko to
[Bunbonian (Bunbon)] Yuigahama-chan wa Oshikko Server (Yahari Ore no Seishun Love Come wa Machigatteiru.) [2015-05-02]
(C84) [Golden Tube (Ogu)] Oshikko Sensei 5
(C78) [Dennou Fuyu Mikan (Ueda Rieko)] Otona Challenge (Final Fantasy 4)
Oshikko wa Maho | Orinar es Magia
(Futaba Gakuensai 7) [1000AP (Various)] Kodomo de Challenge 3 (Futaba Channel)
Etorofu-gata Otoile Challenge
Oshikko Sensei 6~.
[Namiroji (Shiina Nami)] Hainyou Shoujo Hinako no Oshikko Biyori [Chinese] [檸檬茶漢化組] [Digital]
TS-kko Otokoyu Challenge!
(C86) [Marked-two (Hideo)] Taihou Challenge! (Kantai Collection -KanColle-)
Challenge! Hentai Majo Rensei
Kuroshio Challenge
Chaldea Outdoor Challenge Abby-chan to Issho 3
Yousei-san no?! Himitsu no Bouken no Tobira Preview ver
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
Oshikkollection Tokumukan Hen
Toka 1 hour drawing challenge (ichizikann)
(C93) [Milk pudding (Jamcy)] Akane-chan Challenge! 2-kaime (VOICEROID) [Chinese] [脸肿汉化组]
[MemeXILE (Memeo)] Kodomo Challenge (Free!) [Digital]
(C91) [Molossan (Morochin-san)] DokiDoki Mesuiki! Challenge!! (Various)
(C97) [Yuasa Rengou (Jean Louis)] Tanpan Kozou no Oppai Gym Challenge! | A Boy In Short's Big Breasted Gym Challenge! (Pokémon Sword and Shield) [English] {Doujins.com}
Koukando 100 dakara Nagato no Oshikko Mite Kekkon Suru
(COMITIA108) ["Tsu" ga Mittsu. (Tsuttsu)] Oshikko Bokin Shimasenka?
Imasara Shampoo Bottle Challenge o Suru Suieibu Coach no Manga
Jisatsu Challenge | 自殺挑戰
Nantaika Triad ♂ to Yukaina Nakamatachi Ochinchin Challenge Bon
(SC2016 Summer) [LUNATIC PROPHET (Arimura Yuu)] Oshikkollection Kuubo Hen Ge (Kantai Collection -KanColle-)
[Kyuu (Shooya Akira)] Futtou Challenge 2 rev.2 (Sora no Manimani)
[LUNATIC PROPHET (Arimura Yuu)] Oshikkollection Tokumukan Hen (Kantai Collection -KanColle-) [Digital]
Futanari Milk Challenge 4 | 扶她榨乳挑战 4
Renzoku Kyousha Challenge
Akane-chan Challenge! 2-kaime
Futanari Milk Challenge 5 | 迫真水泳部・扶她的里技―第五章
[LUNATIC PROPHET (Arimura Yuu)] Oshikkollection Kuchikukan Hen Nana (Kantai Collection -KanColle-) [Digital]
Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge
(Douyara Deban no Youda! 13) [oC5 (Hasekura)] Oshikko Limit Conflict Mode (Boku no Hero Academia)
(C89) [Aozora Shoujo (Shirane Taito)] Iorin no Oshikko Nomitai (THE iDOLM@STER) [Chinese] [CE家族社]
[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]
[Yurikawa] Futago Challenge | Twin Challenge (Toshiue Kanojo Alternative) [English] [PSYN+DMD]
(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]
Komeiji-san Kakigoori Oshikko Aji
[Mizu] Kids Challenge [English]
[Mikan Kougyou] Hahaoya ga Musuko no Oshikko o Nomihosu Manga [English]
Pancakes Challenge
You Are Challenged by Kogal Takuha | La Sfida