[Zaki Zaraki] Giji Taiken | Indecent Kid Experience Ch. 1-8 [English] {Mistvern}
[Kazuhiro] Mesuiki ~Hame Trip~
Kanoka Challenge_plot 2
[Pinky☆Crown (Nanahoshi Suama)] Tenshi no Oshigoto (Kid Icarus)
(C97) [DECOPPACHI (Hidiri Rei)] DT Chinpo 100-pon Acme Challenge!! (Kiratto Pri Chan)
[Akatsuki Katsuie] Sukusuku Seichouki | 茁壮成长性长期 (Damasare Kids) [Chinese]
Sennou Fuchou no Obenjo Challenge Isshuukan!
[Cuvie] Kikazu, Todokazu (COMIC Penguin Celeb 2010-12)
[Fuyuno Mikan] Kodomo Ga hoshii! | I want a kid! (Chiisakutemo iijanai!) [English] [Rin]
[milkids (Potekoro)] 11 (Ojamajo Doremi)
(C63) [Kodomo Challenge (various)] Mainiti-ga-Kodomo-no-hi
(C94) [Tekokids (Leonard 16sei)] Enkou Rock 'n' Roll Fever (Hinamatsuri) [Chinese] [脸肿汉化组]
Tanpan Kozou no Oppai Gym Challenge!
Kochokocho Kids
(SC40) [Delayder (Makinon TM)] Yousei-san no?! Himitsu no Bouken no Tobira Preview ver (Challenge First-Year-Student)
(CSP6) [Samidaregiri (Crowly)] Palutena-sama to Fushigi no Anano Shota (Kid Icarus)
Osananajimi wa Joshikou no Ouji dakedo Ore no Mae de wa Mesu ni Naru
(C95) [Taikan Kyohougumi (Azusa Norihee)] Sakura-chan to Oshigoto Challenge - Ona-Hole Challenge with Sakura (Cardcaptor Sakura)
I Challenge You!
(C87) [Marble Kid, Junginboshi (Tsubaki Metasu, Takashina Asahi)] AruEri ga Ohuro de Ichaicha Suru Hon (Tales of Xillia)
Lemon Kids No.7
[RoriE-Do] VS Kishi no Honoo no Challenger (VS Knight Lamune & 40 Fire)
(C88) [Tekokids (Leonardo 16sei)] Tsuyu Biyori (My Hero Academia)
(Zennin Shuuketsu 9) [Chikuwa to Kyuuri (Sakuraba Chizuru)] Otou-san Challenge (Naruto)
Utsuho Challenge!!
Kyokon Shoujo Nyoudou Challenge!
Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge
Pancakes Challenge
Guruguru Makimakid-kun
Boudica is trained by Shota
[Sakimori Dan] Sanae Challenge!! Ch. 1-2
[Neyukidou (Takaku Nozomu)] Kid's Return [English] [Digital]
Chaldea Outdoor Challenge Abby-chan to Issho 3
[Kawai] ETD Challenge.
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge | Akatsuki's Bride Challenge (Kantai Collection -KanColle-) [English] {Doujins.com}
Older woman & kid body swap
Damasare Kids
Kasen-chan no Jasen Rouraku Challenge
[Shuseikan(Chinese Animation-NanoCore)] The Degeneration of Heyar 201604 [Chinese](不想记名汉化)
(C94) [Bizensiki Roroppu (Bizen)] Oshiri Ecchi Challenge (Hatoba Tsugu)[Chinese][夏姬霸汉化组·改]
TS-kko Otokoyu Challenge!
Cross-Breeding
(C64) [CHROMATIC-ROOM (Maka Fushigi)] Vampiyan (Various)
[Rafumioshi Goku Hyoe] Obasan no natsu
(C86) [Marked-two (Hideo)] Taihou Challenge! (Kantai Collection -KanColle-) [Chinese] [CE家族社]
[Yahiro Pochi] Teletari Military (Chupa Shower) [English] [Cool Kids Translations]
[milkids] Doremilk (Ojamajo DoReMi)
[Metacorapusu (Metacora)] JC Chinpo-beya Ikkagetsu Seikatsu Challenge! (Zenpen) | One-month lifestyle challenge: Rooming in an apartment filled with dicks! Part 1 [Digital] [English] [Team Rabu2]
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho (Fate/Grand Order) [Digital]
Mousou Gugen
[Yoshitakashi Athletic (Yasaka)] Chrono Kid TSURUGI VS Enboy
(C94) [Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho (Fate/Grand Order) [Chinese] [脸肿汉化组]
[The Yaoi Army][Kara Su, Seru] Zombie Prince (Ongoing)
W Jeanne to Off-Paco Challenge
(SPARK10) [Marble Kid (Tsubaki Metasu)] Sora ni Hanabi (Tales of Xillia)
(SC39) [Nounai Kanojo, Ningen Modoki, Tateyoko Hotchkiss, Kagi Node (various)] Hatena? Challenge! (Challenge First-Year-Student)
[AXZ (Katatuka Kouji)] Yui-chan SEX Challenge!! (Yuyushiki) [Digital]
NIN NIN SLAYER ~Kids Ninja Shouten~
(C93) [Tekokids (Leonardo 16sei)] Gomen ne Yuusha-sama (Mahoujin Guru Guru)[Chinese]
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho 2 (Fate/Grand Order) [Chinese] [靴下汉化组] [Digital]
Challenge Week
(C94) [Tekokids (Leonard 16sei)] Enkou Rock 'n' Roll Fever (Hinamatsuri) [English]
[Bronco Hitoritabi (Uchi-Uchi Keyaki)] Majimegami Magazine (Kid Icarus) [Digital]
Renzoku Kyousha Challenge
(COMITIA116) [Tekokids (Leonardo 16sei)] Shita to Sara
[Zaki Zaraki] Hamezukids [Chinese]
Saimin Tengoku Challenge 04
[Sa-Ki] Honoka Challenge! (Love Live!)