[The Yaoi Army][Hachiko Sato] Under the Suits (Ongoing)
(COMIC1☆11) [Asaiumi (Asami Asami)] Yui to Ouchix (THE IDOLM@STER CINDERELLA GIRLS) [English] [Cool Kids Translations]
Teisouring Challenge
(C92) [vyowolf (vyo)] NiizuMakabe (THE IDOLM@STER MILLION LIVE!) [English] [Cool Kids Translations]
Namaiki Kuchikukan Wakarase Challenge
(Warabe Jitsuno Koukou Bunka Matsuri Duel Carnival) [Michu★Honey (Hikari.)] Kattobingu wa Challenge tte Kotoda ze! (Yu-Gi-Oh! Zexal)
Naka Mutsumajiku | Love Among Family
(ParaGin 16) [MB38 (Sabano Misoni)] Nakimushi Saga to Koufuku no Megami (Saint Seiya)
Saimin Tengoku Challenge 04
(C80) [Hoshikuzu Comet (Yuzu Gatsu Yua)] Yatteminakeryawakaranai !? (TIGER & BUNNY)
(COMITIA116) [Tekokids (Leonardo 16sei)] Shita to Sara
[Tekokids (Leonardo 16sei)] Saimin Watch (Youkai Watch) [Digital]
(Stand Up! 29) [Kashitsuki (Momoko)] Ero Trap Dungeon no Challenger (Cardfight!! Vanguard)
[Shinchara (YO-JIN)] Ryuukko Ijiri (TIGER & BUNNY) [Digital]
(C94) [Kakuzato-ichi (Kakuzatou)] Mirai Tantei Nankin Jiken [English] [Cool Kids Translations]
(C61) [Shisshin Chuudoku (Various)] Dr.RIN2 good OUT (Various)
[AskRay (Bosshi)] Sera Futa 2 [English] [Digital]
[Nanahoshi Suama] Work of an Angel - Kid Icarus Fanbook
[Kazusa Shima] Hard Breeder
[Soranosuzume] Nyotaika Kyoudai ~Kyoudai de Oppai no Yawarakasa ga Chigau tte Honto!?~ (Henshin? Irekawari? Watashi no Karada… Dou Nacchatta no?) [English] [desudesu]
Comic Penguin Club 1991-12
(C88) [Tekokids (Leonard 16 Sei)] Tsuyu Biyori (My Hero Academia) [Sample]
(C87) [Tekokids (Leonardo 16sei)] Onimusume -Inbi Onna Jigoku- (Oboro Muramasa)
Gaki ni Modotte Yarinaoshi!!! | Turning Back Into a Kid And Starting Over!!! Ch. 1-3
futanari milk challenge 5
(Futaket 14) [Suichuu White (Calpi)] Kyokon Shoujo Nyoudou Challenge! [Chinese] [沒有漢化]
Nametake Challenge!
[Sa-Ki] Honoka Challenge! (Love Live!)
Seieki Tamekomi Challenge
Don't Treat Me Like a Kid
(C86) [Yamakawa Den'enfuukei (Yamada, Kawada)] HERE COMES A NEW CHALLENGER!! (High Score Girl) [English] [FEPO]
[Yoshitakashi Athletic (Yasaka)] Chrono Kid TSURUGI: Operation Tights
Flan-chan no Saimin Nikubenki Challenge
Kyokon Shoujo Nyoudou Challenge!
[Watari Kazuya] Amazoness Kid
(C94) [Minamono (Minamo)] Ko-Gil Challenge (Fate/Grand Order) [Chinese] [theoldestcat汉化]
[Kirigakure Takaya] Immoral Kids
Semen Storage Challenge
Kimi wa Shinshi?
[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]
[Mikeke] Hatena Manga - Semete Yacchae! (Challenge First-Year-Student)
(C92) [ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge [English] {Hennojin}
Same-themed manga about kid fighting female ninjas from japanese imageboard.
(C90) [Karasuma Pink Higashiiru (Karasuma Pink)] Delivery Angel Land (Kid Icarus) [English] {TheRobotsGhost}
[Kon-Kit] Kaya-nee to Ryokan no Musuko | Kaya-nee and the Kid at the hotsprings! (Comic Toutetsu 2015-08 Vol. 6) [English] {TripleSevenScans}
(C70) [Okinawa Taieki Gunjinkai (Yasunaga Kouichirou)] Futakoi Challenge (Futakoi Alternative)
HERE COMES A NEW CHALLENGER!!
Renzoku Kyousha Challenge
(Futaba Gakuensai 7) [1000AP (Various)] Kodomo de Challenge 3 (Futaba Channel)
(COMIC1☆7) [ASIANBOY (Hasemi Ryo)] Backstage Hibiki Challenge (THE IDOLM@STER) [English]
[The Yaoi Army][Ero-kun, Seru] Stalker Boyfriend (Ongoing)
Kids Return | 小鬼回来了
[Satuyo] Pool de Challenge! Boyish (COMIC LO 2017-12) [Chinese] [code183汉化] [Digital]
(C89) [Tekokids (Leonardo 16sei)] Aldora-tan no Okozukai Kasegi (Granblue Fantasy)
Etorofu-gata Muchikko Kodomo Challenge
(C61) [GASOBooK (Matsumomo Mahiru)] GASOBooK Genkou Youshi Kidz AnimeTronica -0112 (Various)
Kid's Toy
[Karasuma Pink Higashiiru (Karasuma Pink)] Pit Kyun Sukebe Shiyouya (Kid Icarus) [English] {Shotachan} [Digital]