(SUPER11) [Astonish (Naitou Naito)] Kodomo Challenge (Various) [English] [CrystalMeph]
[Mamemaru Shoten] Oshikko Gaman JK
[RoriE-Do] VS Kishi no Honoo no Challenger (VS Knight Lamune & 40 Fire)
(C92) [Milk pudding (Jamcy)] Akane-chan Challenge! (VOICEROID)
[Bochi Bochi no Ki (Borusiti)] Kasen-chan no Jasen Rouraku Challenge (Touhou Project)
TS-kko Otokoyu Challenge! | TS女孩男浴大作战!
(C93) [Milk pudding (Jamcy)] Akane-chan Challenge! 2-kaime (VOICEROID)
Futanari Milk Challenge
(COMITIA113) ["Tsu" ga Mittsu. (Tsuttsu)] Oshikko Training! | Pee Training! [English] [ATF]
[Golden Tube (Ogu)] 3-sai kara no Oshikko Sensei-V | Oshikko Sensei From 3 Years Old - V [English] [Digital]
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]
(C84) [Golden Tube (Ogu)] Oshikko Sensei 5 [English] =LWB=
[Abubu] Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan (Girls und Panzer)
(SC2018 Spring) [Z-TABUKURONEKO HOUSE (Gyonikun)] Oshikko Shiteyo! Masshu Mash (Fate/Grand Order)
Oshikko Hyakkei 4
(Anata to Love Live! 5) [Bunbonian (Bunbon)] Oshikko ga Kimochiyo Sugite Sora o Tobu Koto ni Seikou Shita Oshikko Honoka-chan (Love Live!)
[Besshun-tei (Arisu Kazumi)] Genkai!? Oshikko [English] [Digital]
(C92) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge [English] {Hennojin}
(C84) [Golden Tube (Ogu)] Oshikko Sensei 5
(C95) [Taikan Kyohougumi (Azusa Norihee)] Sakura-chan to Oshigoto Challenge - Ona-Hole Challenge with Sakura (Cardcaptor Sakura)
(Panzer Vor! 12) [Suzu no Oka (Homare)] St. Glo no Oshikko Jijou (Girls und Panzer)
W Jeanne to Off-Paco Challenge
UNKNOWN UNLOCK CHALLENGE | 크로스비츠 동인지
(C64) [kodomo challenge (Various)] natsu no kansatsu nikki | Summer observation diary (Original) [English]
Kanoka Challenge_plot 2
(SC40) [Delayder (Makinon TM)] Yousei-san no?! Himitsu no Bouken no Tobira Preview ver (Challenge First-Year-Student)
[Anthology] Oshikko ☆ Dechau!! for Digital Vol.1 [Digital]
[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]
(Kuchiku shite yaru! ~nano desu! 16senme) [LUNATIC PROPHET (Arimura Yuu)] Oshikkollection Kaiboukan Hen (Kantai Collection -KanColle-)
[laliberte] CHALLENGE [Chinese] [流木个人汉化]
(C93) [Aozora Shoujo (Shirane Taito)] Rika no Oshiri Challenge (THE IDOLM@STER CINDERELLA GIRLS) [Chinese]
(C94) [Fuwatoro★Marinepolis (Sumitomo)] Theater Challenge (THE IDOLM@STER MILLION LIVE!)
Kashima-san to Akimatsuri Challenge
(C82) [Golden Tube (Ogu)] Oshikko Sensei 4 [Chinese] [沒有漢化]
[Namiroji (Shiina Nami)] Hainyou Shoujo Hinako no Oshikko Biyori [Digital]
ETD Challenge.
(C95) [Labomagi! (Takeda Aranobu)] W Jeanne to Off-Paco Challenge (Fate/Grand Order)
Dokidoki Mesu Ochi Gohoushi Challenge
[Yamitsuki Honpo (Wise Speak)] JK Tamamo no Shuugaku Ryokou Oppai Challenge (Fate/Extra)
(C77) [Kyuu (Shooya Akira)] Futtou Challenge (Sora no Manimani)
(C85) [Golden Tube (Ogu)] Oshikko Sensei ZERO Prologue [Preview]
Oshikko x Oshikko - THE LOVE OF THE PISSING GIRL
[Kyuu (Shooya Akira)] Futtou Challenge 2 rev.2 (Sora no Manimani)
(iDOL SURVIVAL2) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [无毒汉化组]
(C93) [Akunaki Hourou (Usimanu)] Miho-chan to Oshikko - mihochan pee (Girls und Panzer)
Naka de Oshikko Shite | Peeing Inside Vagina
(C91) [Cool Brain (Kitani Sai)] Haisetsu x Shukujo Oshikko Party 2 (Amagami)
[Golden Tube (Ogu)] Oshikko Sensei [Digital]
[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]
Oshikkollection Tokumukan Hen
Oshikkollection Senkan Hen Jou
(C86) [Contamination (eigetu)] Maki Nico Lesbian Challenge (Love Live!) [Chinese] [光年汉化组汉化]
(SC39) [Various (Various)] Hatena? Challenge! (Challenge First-Year-Student)
JC Chinpo-beya Ikkagetsu Seikatsu Challenge!
[Asaki Takayuki] Oshikko Daisanji | Pee-Girl Terrible Accident [English] {Oct21}
Mordred nipple Challenge | 莫德雷德乳首挑戰
(C94) [Minamono (Minamo)] Ko-Gil Challenge (Fate/Grand Order) [Chinese] [theoldestcat汉化]
(C86) [Kansen Shoujo (Noto Kurumi)] Ryuu Ichaicha Tokidoki Oshikko (Kantai Collection -KanColle-)
Oshikko Limit Conflict Mode
催眠天国 Challenge 03
[Ponsuke] Shiawase no Koppepan | Bun Of Happiness (COMIC LO 2018-11) [English] [youjonooshikko]
Sharo-chan!! Oshikko Nomasete!!
[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 5 [Digital]