[Chikaishi Masashi] Kyokugen Inran
(C88) [Tekokids (Leonardo 16sei)] Tsuyu Biyori (My Hero Academia)
[R2 (Rakko)] Yuusha no Chousenjou 3 Senshi ni Love Song o | Hero's Challenge 3 (Dragon Quest III) [English] =thetsuuyaku= [Digital]
[Blind Alley (blind)] Kids Raper Futanari Idol 2 [Digital]
(COMITIA116) [Tekokids (Leonardo 16sei)] Girls A [Chinese] [沒有漢化]
Kyokon Shoujo Nyoudou Challenge!
[Yoshitakashi Athletic (Yasaka)] Chrono Kid TSURUGI VS Enboy
(CSP6) [Samidaregiri (Crowly)] Palutena-sama to Fushigi no Anano Shota (Kid Icarus) [Chinese] [黑白灰汉化组]
[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]
(COMIC1☆13) [Marble Kid (Tsubaki Metasu)] Zenbu Lily ga Warui (Fate/Grand Order)
[Pyonchi Koubou (Pyonchi)] Dosukebe Muramatsuri 1 - Jigoku no Cli Zeme Mesugaki Taikyuu Renzoku Acme Challenge Hen
(C93) [Aozora Shoujo (Shirane Taito)] Rika no Oshiri Challenge (THE IDOLM@STER CINDERELLA GIRLS) [Chinese]
Sennou Fuchou no Obenjo Challenge Isshuukan!
催眠天国 Challenge 03
[Tekokids (Leonard 16sei)] Hataraku Driland! (Tanken Driland) [Digital]
(Dramatic Change 3) [Ne. (Shiromitsu Daiya)] Challenge! Ochinchin Purupuruen ~3-nin nara Dekiru Mo~n~ (THE IDOLM@STER SideM)
Yameru Toki mo, Sukoyakanaru Toki mo, | 无论疾病、还是健康 #1-3
Gaki ni Modotte Yarinaoshi!!! | Turning Back Into a Kid And Starting Over!!! Ch. 1-5
(C80) [Metaneko (Minagi Umihito)] HERO M@STER (TIGER & BUNNY)
Yanmama o Gaki no Sugata ni Natte Fukushuu NTR | Revenge NTR of a Yanmama in the Form of a Kid
[milkids] Doremilk (Ojamajo DoReMi)
Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge
Kotsugaki 2017 Aki
JC Chinpo-beya Ikkagetsu Seikatsu Challenge!
Mordred nipple Challenge | 莫德雷德乳首挑戰
(C61) [8bit (Astra, Makino Akine)] 8bit MATCHIK (Vampiyan Kids)
(C94) [Tekokids (Leonard 16sei)] Enkou Rock 'n' Roll Fever (Hinamatsuri) [English]
Maki Challenge
(SC2016 Winter) [Aozora Shoujo (Shirane Taito)] Kodomo no Ou-sama Game | Kids Play the King's Game [English]
(SC52) [Jyaraya] KIDS WAR (Ano Hi Mita Hana no Namae wo Bokutachi wa Mada Shiranai)
Complications
(C76) [Komachiya (Inu)] ROCK’N ROLL KIDS 2ND Wave (Megaman)
Same-themed manga about kid fighting female ninjas from japanese imageboard.
(C93) [Aozora Shoujo (Shirane Taito)] Rika no Oshiri Challenge (THE IDOLM@STER CINDERELLA GIRLS)
(Kotonoha's Festa 2) [Milk Pudding (Jamcy)] Akane-chan Challenge! 2.5-kaime (VOICEROID) [Chinese] [古早个人汉化]
Eru Eru 16
(C92) [vyowolf (vyo)] NiizuMakabe (THE IDOLM@STER MILLION LIVE!) [English] [Cool Kids Translations]
(C97) [Yusei Haguruma (Victanyas)] Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge (Azur Lane) [English] {Doujins.com}
(C81) [Azuki Monaka (Takenouchi Suama)] Magical Saimin Challenge (Magical Halloween)
[sky & si-o] 罪世 - バーサーカーチャレンジ | Tsumi Yo - Berserker Challenge [EN]
Osananajimi wa Ore no Senzoku Okuchi Maid 3
(C45) [Office Neko (Various)] Milky Syndrome EX 2 (Various)
[Chikiko] Juukan Kyoushitsu -Shibayan- (Juukan Kyoushitsu) [Chinese] [夏月兔个人汉化]
[Hinemosuan (Hinemosu Notari)] Asuda-san Challenge (Nijiket)
[Warabimochi] "Taima Doutei Hisui" Dai Ni wa ma Doutei Mouse Kid
Guruguru Makimakid-kun
(C87) [Othello Ice (shuz)] Ikenai Bikini no Oneesan [Sample]
Kasen-chan no Jasen Rouraku Challenge
(C49) [R-KIDS (Various)] R KIDS! Vol. 11 (Various)
[Maeda Toshio] Adventure Kid Vol.3 [English]
[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]
[Low] Masega Kids - Houkago wa Koshifuri Time
JK Tamamo no Shuugaku Ryokou Oppai Challenge
Ko-Gil Challenge
[Mizu] Kids Challenge
Virtual Koubi no Chuusen ni Atarimashita
[Zaki Zaraki] Hamezukids | Fuck-Happy-Kids Ch.1-8 [English] {Mistvern}
Aitsu wo Naguttara Roppa ni Fuete Shuugeki sareta Ken
(C91) [Molossan (Morochin-san)] DokiDoki Mesuiki! Challenge!! (Various)
(C93) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 2 [English] {Hennojin}
(ParaGin 16) [MB38 (Sabano Misoni)] Nakimushi Saga to Koufuku no Megami (Saint Seiya)
(C85) [Wasuraruru Tegami (Binsen)] Elf Shimai no Chousen | The Elf Sisters' Challenge [English] [Mistvern]
Shizuku Challenge! Takumin Hitsuji-san no Chichishibori! RX
Tanpan Kozou no Oppai Challenge!
(C88) [Tekokids (Leonardo 16sei)] Tsuyu Biyori (My Hero Academia) [English] [Platypus Translations]
(C87) [Samidaregiri (Crowly)] Dance to Another Tune (Super Smash Bros.) [Chinese] [黑白灰汉化组]
(COMIC1☆7) [ASIANBOY (Hasemi Ryo)] Backstage Hibiki Challenge (THE IDOLM@STER)
(C84) [Karasuma Pink Higashiiru (Karasuma Pink)] Niwa ni wa 2-wa Niwatori ga Iru (Kid Icarus) [English] [Yuuta's Blog]
(SC39) [Nounai Kanojo, Ningen Modoki, Tateyoko Hotchkiss, Kagi Node (various)] Hatena? Challenge! (Challenge First-Year-Student)
[NIKKA, Kokuritsu Shounen (Mario Kaneda, Imamura Youko)] National Kid 7 (Seiken Densetsu 3) [English] {SaHa}
[Watari Kazuya] Amazoness Kid
[Kawai] ETD Challenge.
Ero Trap Dungeon no Challenger
(C91) [Futaba (Chihiro)] Billy-kun ga Master ni Fudeoroshi Shi Sasete Ageru Hon (Fate/Grand Order)
Saimin Tengoku Challenge 04
[Yahiro Pochi] Teletari Military (Chupa Shower) [English] [Cool Kids Translations]
Comic Penguin Club 1991-12
UNKNOWN UNLOCK CHALLENGE | 크로스비츠 동인지
Shinyakuseisho
Nametake Challenge!
Kurokoshi You] Challenge Week
Super kids' contest
Petite Jolyne Lewd Challenge + Extras
(iDOL SURVIVAL2) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? (THE IDOLM@STER CINDERELLA GIRLS)
Maki Nico Lez Challenge
[Team Shuffle] Latchkey Kid (English)
Otona Fate to Kodomo Nanoha 2 | Adult Fate and Kid Nanoha 2
Kochokocho Kids
Namaiki Kuchikukan Wakarase Challenge
[Sakura Gai] Orga Kids Adventure
(C43) [Cafeteria Watermelon (Kosuge Yuutarou)] YANCHA KIDS (Densetsu no Yuusha Da Garn)
Backstage Hibiki Challenge
(C94) [METAL KIDS MEETING (Tomojo)] ☆☆☆☆☆☆☆☆Sand (Fate/Grand Order)
[Kikkaya (Uesugi Kyoushirou)] Haruka Challenge
(C86) [Marble Kid (Tsubaki Metasu)] Gekijou Another (Tales of Xillia)
[Karasuma Pink Higashiiru (Karasuma Pink)] Ore no Mamono wa Kayukunai (Kid Icarus) [Digital]
Seieki Tamekomi Challenge
(C80) [DA HOOTCH (ShindoL)] DRAGON CHILD (TIGER & BUNNY)
(C94) [Moruda Ramenya (Moruda)] Okei-san no Nukinuki Dosukebe Challenge (Girls und Panzer)
[Saegusa Kohaku] Kowaimo (COMIC Megastore 2009-10) [English] [Yoroshii]
Imasara Shampoo Bottle Challenge o Suru Suieibu Coach no Manga
[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 [Digital]
COMIC Potpourri Club 2012-12
Ishtar no Houkei Chinpo Mukimuki Challenge Jipponshoubu+Gojitudan
[Kogasaki Yuina] JK Tamamo no Shuugaku Ryokou Oppai Challenge (Fate/Grand Order)
Kodomo Janaishi! | I'm Not a Little Kid!
[Pinky☆Crown (Nanahoshi Suama)] Tenshi no Oshigoto (Kid Icarus) [English] {Shotachan}
[Kunisaki Kei] Kodomo Datte H Nano | They're just kids but they're sluts [English] [Rin]
Natsuyasumi Kids wa Kozukuri Kenkyuuchuu
(Futaket 14) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 | 扶她榨乳挑战 3 [Chinese] [黄记汉化组]
Shita to Sara Tongue and Dish
KidsReturn
[FRED-KELLY] Fighting Kids
Tanpan Kozou no Oppai Gym Challenge!
[Youkihi] Flexible Kid Vol.2
Delivery Angel Land
Misaki-chan no Lotion Challenge
Aisha Challenge 4
(C75) [DRAGULA (Imawano Lem)] JADE (Soul Eater)
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred) [Chinese] [清純突破漢化]
[Tonda Moko] Boku no Kawaii Dohtei-kun | 我可爱的童贞君 Ch. 1-6 [Chinese] [拾荒者汉化组] [Digital]
Space Detective Jade Dan Indecent Challenge
(SUPER11) [Astonish (Naitou Naito)] Kodomo Challenge (Various)
[90C] Camical Candy Show Case (Soul Eater) [English] {Kusanyagi}
Futanari Milk Challenge | 扶她榨乳挑战
Kids
Yukari 3
(C95) [Yamitsuki Honpo (Wise Speak)] JK Tamamo no Shuugaku Ryokou Oppai Challenge (Fate/Extra) [English] [Gawainized]
[Kid] Trust My Lies (Fate/Grand Order)
(CSP6) [Samidaregiri (Crowly)] Palutena-sama to Fushigi no Anano Shota (Kid Icarus) [English] [N04h]
Kuroshio Challenge
#SoniCha Ikuiku Challenge
Marie-chan punishment started
Dairoku! Otoile Challenge