(C86) [Contamination (eigetu)] Maki Nico Lesbian Challenge (Love Live!) [Incomplete]
(Sennen Battle Phase 11) [ANNIELAURIE (Toyama Nanao)] SEX CHALLENGERS 02 (Yu-Gi-Oh! ARC-V)
(C94) [Moruda Ramenya (Moruda)] Okay-san no Nukinuki Dosukebe Challenge (Girls und Panzer)
[Chika] Oni Kyoushi no Himitsu - Oni teacher's Fuckin' Secret (COMIC X-EROS #73) [Chinese] [希月学园汉化组] [Digital]
[Yonemochi Akihiko] adult challenge 1
Oneesama Kanzen Kouryaku Photo Album
Chaldea Outdoor Challenge Abby-chan to Issho 2
(C63) [St. Rio (Kitty)] Hi Energy 03 (Neon Genesis Evangelion, Nadia The Secret Of Blue Water) [Chinese] [Sbug] [Incomplete]
(C89) [LOFLAT (Prime)] Erina-sama no Secret Recipe (Shokugeki no Soma)
(C38) [Secret Society M (Kitahara Aki)] BLUE WATER (Fushigi no Umi no Nadia)
[Kidocch1] Cute Jolyne Lewd Challenge (Revenge Edition) + Extras (Jojo's Bizarre Adventure) [Cryptic_P]
Sex Challengers
(C74) [Secret Marchen. (Kabosu)] Killer Queen (Beatmania)
#SoniCha Ikuiku Challenge
[Yi Hyeon Min] Secret Folder Ch.1-6 (English) (Ongoing)
[Metacorapusu (Metacora)] JC Chinpo-beya Ikkagetsu Seikatsu Challenge!! (Kouhen) [Digital]
Captain Saimin Icha Love Challenge
[Tengoku to Djigoku, SWEET SECRET & VELVET MOON (Ame no Ongaku, Hamizumi, Kawamura Yutsuki)] La Vie en Rose (CODE GEASS: Lelouch of the Rebellion) [English] [fc]
(SC2015 Summer) [Shimajiya (Shimaji)] Himitsu Graffiti - Secret Graffiti (Love Live!)
DT Chinpo 100-pon Acme Challenge!!
[Tiba-Santi] Dungeon Travelers - Futari no Himegoto | Her Secret 4 - A Pair's Secret (ToHeart2 Dungeon Travelers) [Chinese] [Digital]
(C91) [Secret Society M (Kitahara Aki)] Ninshin Shichatta... Dareka "Tasukete". (Bishoujo Senshi Sailor Moon) [Chinese] [无毒汉化组]
[Dekosen Takuji] Himitsu no Artemis - the Secret Artemis Ch. 1-6 [English] [Namidatranslations] [Digital]
[Bear Tail (Chobikuma)] Gokuhi Kenshu | Top Secret Lessons [English] [Leon990 Scanlations] [Digital]
(C91) [Angelic Feather (Land Sale)] Flan-chan no Saimin Nikubenki Challenge (Touhou Project)
(Shuuki Reitaisai 2) [Moeru Gomi (Ogata Hiro)] A secret (Touhou Project)
[Comaku] Himitsu no Zettairyouiki | Secret Honey's Absolute Territory (Watashi no Shumi tte Hen desuka?) [English] [Yuri-ism]
(Futaket 14) [Suichuu White (Calpi)] Kyokon Shoujo Nyoudou Challenge! [Chinese] [沒有漢化]
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred)
[Isao] Okusan no Himitsu | A Wife’s Secret [English] [Ragemanga]
(SUPER26) [Dange (Jura)] PHOTO OPPOTUNITY (Final Fantasy XV)
(SC40) [Delayder (Makinon TM)] Yousei-san no?! Himitsu no Bouken no Tobira Preview ver (Challenge First-Year-Student)
(C92) [Milk pudding (Jamcy)] Akane-chan Challenge! (VOICEROID)
(C87) [Pucchu (Echigawa Ryuuka)] Konoha no Secret Service - Konoha's Secret Service (Naruto) [English] [Doujin-Moe]
[COMITIA100] [Secret Dmain] Un Etudiant de la Fille
[Kiya Shii] Yui-chan Satsueikai | Yui-Chan's Photo Shoot (U-148 cm.) [English] [ATF] [Decensored] [Digital]
(COMIC1☆7) [Shimoyakedou (Ouma Tokiichi)] Hibiki x Takane no Secret ○×△ | Hibiki x Takane's Secret (THE IDOLM@STER) [English] [doujin-moe.us]
Akane-chan Challenge! | 아카네짱 챌린지!
[Ikuhana Niro] Kanojo no Himitsu I-II - The Secret of Her [English] [葛の寺] [Digital]
[Pyonchi Koubou (Pyonchi)] Dosukebe Muramatsuri 1 - Jigoku no Cli Zeme Mesugaki Taikyuu Renzoku Acme Challenge Hen
[Yi Hyeon Min] Secret Folder Ch.1-3 (English) (Ongoing)
(C93) [Milk pudding (Jamcy)] Akane-chan Challenge! 2-kaime (VOICEROID) [Chinese] [脸肿汉化组]
Futanari Milk Challenge 3 | 迫真水泳部・扶她的里技―第三章
[Shindou] Naisho no Yurine-san | Yurine's Secret (COMIC ExE 02) [English] =TLL + CW=
Honoka Challenge! 2
[laliberte] CHALLENGE [Chinese] [流木个人汉化]
[peachpulsar (Mira)] Himitsu no Yuri Esthe Friend Course | Secret Yuri Salon, Friends Course [English] [Yuri-ism] [Digital]
(C92) [ActiveMover (Arikawa Satoru)] Secret garden (Flower Knight Girl)
[Hara] Misaki-chan no Lotion Challenge
Toka 1 hour drawing challenge
Maki Nico Lez Challenge
(C40) [Secret Society M (Kitahara Aki, Minamino Marin)] Maria (Bikkuriman)
UNKNOWN UNLOCK CHALLENGE | 크로스비츠 동인지
[ShiraishiNsuke] Naisho no Ouma-san Gokko | Secret Horse Play (COMIC BAVEL 2017-01) [English] {doujins.com} [Digital]
(C86) [Yamakawa Denenhuukei (Yamada, Kawada)] HERE COMES A NEW CHALLENGER!! (High Score Girl) [Chinese] [oo君x赤蜘蛛聯合漢化]
(C49) [Secret Society M (Kitahara Aki)] Minako Keikaku VENUS PROJECT (Bishoujo Senshi Sailor Moon)
Reiwa Shasei Challenge
[Aoki Kanji] Kyoudai no Himitsu no Su | The Siblings' Secret Nest (COMIC Anthurium 2016-10) [English] [Team Koinaka] [Digital]
[Niwatoritamashi (Warabi Mochi)] Secret Secret (PERSONA 3) [Sample]
[Sakamata Nerimono] Naisho no Ofuro Ya San | Secret Bathhouse-san (Digital Puni Pedo! Vol. 07) [English] [ninjastik]
Futanari Milk Challenge 2 | 迫真水泳部・扶她的里技―第二章
Yui-chan SEX Challenge!!
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge (Kantai Collection -KanColle-)
Futanari Milk Challenge 5 | 迫真水泳部・扶她的里技―第五章
(C84) [Secret Society M (Kitahara Aki)] Inyoku no Kan 365 | Lust Battleship 365 (Space Battleship Yamato 2199) [English] {doujin-moe.us}
[Studio Wallaby (Takana Yu-ki)] SECRET FILE NEXT 9 - Space of Despair (Gundam Seed) [Digital]
(C89) [Otogi no Kuni no Soapland (Kurokawa Otogi)] Chishiki no Kakushiaji | Intelligence's Secret Ingredient [English] =Dark Mac + dEX=
(COMIC1☆8) [Secret Society M (Kitahara Aki)] ZEON Lost War Chronicles - Gaiden no Daigyakushuu (Mobile Suit Gundam: Lost War Chronicles)
(C93) [Komatta Tomato (Yuuki Miyabi)] Akatsuki-chan Mayonaka no Otoile Challenge (Kantai Collection -KanColle-)
(C89) [Otona Shuppan (Hitsuji Takako)] Stella no Himegoto - Princess's secret (Rakudai Kishi no Cavalry)
[Secret Society M (Kitahara Aki)] 25 Ji no Crescent (Bishoujo Senshi Sailor Moon)
[Rustic House (Morimura Ai)] Secret Secret (Persona 3)
Kanade Challenge Kouhen
[mizu] Poka Poka After (Kids Challenge) [Chinese] [Befreiungsfuehrer第五次个人汉化]
[Tokuni Mirashichi] Konna Satsuei Wa Iyada | I Hate this Photo Shoot [English] [Dorofinu]
[NeWMeN] Secret Plot DEEP [English] [ShadowRFox]
Himitsu no Satsueikai | Secret Photoshoot
[Riko] Himitsu no Toshokan | Secret Library (Otokonoko HEAVEN Vol. 18) [English] =SW= [Digital]
[Atamanurui MIX-eR (Ayukisa)] Squadron San Kakurenja Secret | 秘密战队之三角勇者 [Chinese] [黑夜汉化组] [Digital]
(Bokura no Love Live! 22) [Corori (Yopparai Oni?)] SUKUKAN Sukumizu de Photo Sex!? (Love Live! Sunshine!!)
(C89) [Otona Shuppan (Hitsuji Takako)] Stella no Himegoto - Princess's secret (Rakudai Kishi no Cavalry) [English] {doujins.com}
(C93) [Aozora Shoujo (Shirane Taito)] Rika no Oshiri Challenge (THE IDOLM@STER CINDERELLA GIRLS)
(C67) [Studio Wallaby (Takana Yu-ki)] SECRET FILE NEXT 11 - Fate is capricious (Fate/stay night) [English] [CGrascal]
(Futaba Gakuensai 8) [1000AP (Various)] Kodomo de Challenge 4 (Futaba Channel)
(GirlsLoveFestival 17) [Purimomo (Goyac)] Himegoto Flowers 10 | Secret Flowers 10 (YuruYuri) [English] [Yuri-ism]
Okusama Challenge - Challenge of Wife
[Dekosen Takuji] Himitsu no Artemis - the Secret Artemis Ch. 1 [English] [Namidatranslations] [Digital]
[Yuzuki N Dash] Kanojo no Himitsu to Himitsu no Kanojo | Girlfriend's Secret, Secret Girlfriend (Futanarikko Lovers 2) [English] {Tigerhorse}
[Komiya Yuuta] Haru Oboro (Manga Bangaichi 2015-09) [English] {NecroManCr}
(C92) [Otukimi Koubo (Akizora Momidi)] Mash to Himitsu no Tokkun | Mash's Secret Private Lesson (Fate/Grand Order) [English] [Saint Quartz Scans]
[Satsuki Itsuka] Shikakui Nikuyoku ga Maaruku Osame masse♪ | A Young Girl's Secret Lust (COMIC Masyo 2013-06) [English] [PSYN]
[PHOTONIX (Terashi)] Osake wa Nigakute Amai no desu (Fate/Grand Order) [Digital]
(Dramatic Change 3) [Ne. (Shiromitsu Daiya)] Challenge! Ochinchin Purupuruen ~3-nin nara Dekiru Mo~n~ (THE IDOLM@STER SideM)
[Yi Hyeon Min] Secret Folder Ch.1-7 (English) (Ongoing)
(C91) [Count2.4 (Nishi)] Secret Live After side:siki (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [丧尸汉化]
Futanari Milk Challenge 5 | 扶她榨乳挑战 5
(Mimiket 28) [KINOKONOMI (konomi)] Nyancology -Kaettekita Nekota-san no Himitsu- | Nyancology -Homecoming Nekota-san's Secret- [English] [Doujins.com]