(SC2015 Winter) [ayafujii private circle (Fujii Aya)] Tanuki to Kitsune no Otona Date. (Gugure! Kokkuri-san)
Kyokon Shoujo Nyoudou Challenge!
Motto Otona o Dame ni Suru Kangoshi Kitano-san | Making Nurse Kitano-san Into An Even Badder Girl
(C89) [Pochi-Goya. (Pochi.)] Otona no Dagashi 3 (Dagashi Kashi)
[Irojikake Matome Blog (Kurokawa Otogi)] Renzoku Kyousha Challenge (Paizuri Senmon Zasshi "Zettai Chichi Kyousha" Vol 1) [English] {Stopittarpit}
Chaldea Outdoor Challenge Abby-chan to Issho
[Dokudenpa Jushintei (Kobucha)] Imasara Shampoo Bottle Challenge o Suru Suieibu Coach no Manga | 现在才来挑战洗发水罐子的游泳部教练的漫画 [Chinese] [同文城] [Digital]
(C93) [Otonano Gu-wa (Yamada Tarou (Kamei))] Kyoudai Yuugi - Brother Game [English] [SMDC]
(C84) [Atelier Maruwa (Maruwa Tarou)] Okusama wa Jimuin -Otonashi Kotori Hen- (THE IDOLM@STER)
[Pirontan] Otona no Douwa ~Match Uri no Shoujo
(C86) [Otona Shuppan (Hitsuji Takako)] Mofumofu Stratos (IS <Infinite Stratos>)
Honoka Challenge! 2
(C86) [Otona Shuppan (Hitsuji Takako)] Mofumofu Stratos (IS <Infinite Stratos>) [English] [Rapidswitch]
(COMIC1☆13) [Monochrome Circuit (racer)] Arisu-chan no Otona no Oshigoto (THE IDOLM@STER CINDERELLA GIRLS)
Futanari Milk Challenge | 扶她榨乳挑战
Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan
[Otonano Gu-wa (Yamada Tarou (Kamei))] Boshi Yuugi Ge - Mother and Child Game [Chinese] [ap个人汉化]
[Pyonchi Koubou (Pyonchi)] Dosukebe Muramatsuri 1 - Jigoku no Cli Zeme Mesugaki Taikyuu Renzoku Acme Challenge Hen
(SC65) [Otona Shuppan (Hitsuji Takako)] Kasei Hime no Otoshikata (ALDNOAH.ZERO)
(COMITIA104) [Tetchan Hato (Minasuki Popuri)] Otona no Hi
[Otona no Douraku (Orenuma Tooko)] Meiling Kawaii yo Meiling (Touhou Project) [Digital]
(C88) [Nazunaya Honpo (7zu7)] Iyagaru Miku-nyan ga Otona no Omocha de Ikasarechau Hon (THE iDOLM@STER CINDERELLA GIRLS)
[Nekono Oyashiro (Mashu)] Osananajimi wa Otona no Onna [Chinese] [寂月汉化组] [Digital]
(SC35) [Jouji Mujoh, Otona Star (Shinozuka George, Hiuma)] PTO (Persona 3)
(C88) [Otona Shuppan (Hitsuji Takako)] Fumio no Yuuwaku Date (Girl Friend BETA)
Challenge Days
Junior Dominating Senior Challenge!
(COMIC1☆12) [Otona Shuppan (Hitsuji Takako)] Otona Shuppan ex Soushuuhen (Various)
(Reitaisai 12) [*Cherish* (Nishimura Nike)] Otona/2 (Touhou Project)
(C88) [Pochi-Goya. (Pochi.)] Otona no Dagashi 2 (Dagashi Kashi) [Chinese]
(CT19) [Coffee Maker (TEL)] Otonashi-san ga Otsukare no P o Iyashite kureru Hon. (THE iDOLM@STER)
[Bochi Bochi no Ki (Borusiti)] Kasen-chan no Jasen Rouraku Challenge (Touhou Project)
[Matsuyama Seiji] Otona no Eiken ~Shinonome Chiharu 26-sai~ (Eiken) [Digital]
(Shotaket 16) [Panda 4gou (Shima Kyousuke)] Hajime-sensei to Otona no Hoken Taiiku 2 (Pop'n Music) [Chinese] [黑夜汉化组]
[Kogasaki Yuina] JK Tamamo no Shuugaku Ryokou Oppai Challenge (Fate/Grand Order)
(C85) [Otona Shuppan (Hitsuji Takako)] Amaenbo Honey (IS <Infinite Stratos>)
(ComiComi12) [Otona Star (Hiuma)] Otona Mahou Shoujo (Mahou Shoujo Ai)
(C94) [Hitsujimama (Hitsuji Takako)] Bonyuu-chan wa Dashitai. 2 [Chinese] [希月学园汉化组]
[Otonano Gu-wa (Yamada Tarou (Kamei))] AKANE Shota x Hitozuma Vol. 7 [English] [N04H] [Decensored]
(COMIC1☆3) [KONTON-Lady-Studio (T, DIT)] ~Otonashi Mousou Gekijou~Super KOTORI Time - Yukiho hen (THE iDOLM@STER)
(C79) [Arisan-Antenna (Koari)] Otonashi Santa (THE iDOLM@STER)
[Pirontan] Otona no Douwa ~Kin no Ono Gin no Ono
[Okawari] otona ni naru kusuri Ch. 1-8 [Chinese] [Kirin个人汉化]
TS-kko Otokoyu Challenge!
(C95) [Andorogynous (Kiyose Kaoru)] Futanari Milk Challenge 5
[Bronco Hitoritabi (Uchi-Uchi Keyaki)] iM@S Otona-bu (THE iDOLM@STER)
(C91) [Molossan (Morochin-san)] DokiDoki Mesuiki! Challenge!! (Various) [Chinese] [不協和音漢化]
(C64) [kodomo challenge (Various)] natsu no kansatsu nikki | Summer observation diary (Original) [English]
[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]
(C83) [Furaipan Daimaou (Chouchin Ankou)] Otona no Yurusou de Yurukunai Sukoshi Yurui YuruYuri (YuruYuri)
[Nishina Satomi] Kyokan-kun to Kogara-chan Shinchousa 43-centi de SEX Challenge - Giant and a small lady.
(C56) [Otonano Do-wa (Takei Masaki)] Otonano Do-wa Vol. 10
[eau-Rouge (Rikumoto Yoshiyuki)] KOTONA no KOTO (ZOIDS GENESIS)
(C94) [Fuwatoro★Marinepolis (Sumitomo)] Theater Challenge (THE IDOLM@STER MILLION LIVE!)
[Okawari] otona ni naru kusuri 4
(C90) [Otonano Gu-wa (Yamada Tarou (Kamei))] Kyoudai Yuugi
(Kono Koe Todoke, Tsuki made mo Yon) [Milk Pudding (Jamcy)] Akane-chan Challenge! 3-kaime (VOICEROID)
(SC35) [Jouji Mujoh, Otona Star (Shinozuka George, Hiuma)] PTO (Persona 3) [English] {doujin-moe.us}
[sad.co (Sadokko)] Otona no tsuki ai-kata tappuri shigo kare chaimashita~tsu! (NEW GAME!)
(C88) [ORANGE☆CHANNEL (Aru Ra Une)] Niko no Otona na Kouhou Katsudou!? | Nico’s Adult Activities (Love Live!) [English] [L-Lewd... Translations]
Seieki Tamekomi Challenge
(Utahime Teien 7) [Taishou Romanesque (Toono Suika)] Otona no Magic Hour (THE IDOLM@STER CINDERELLA GIRLS)
(Reitaisai 12) [Shirasu An (Baerun)] Otona na Watashi (Touhou Project)
(C83) [Otona Shuppan (Hitsuji Takako)] Chichikuri Online (Sword Art Online) [Chinese] [无毒汉化组]
(C91) [FLAT (Yukyu Ponzu)] Rika, Motto Otona ni Shiteageyou (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [绅士仓库汉化]
[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 [English] {Hennojin} [Digital]
Yuusha no Sairokubon Challenge
[Otonano Gu-wa (Yamada Tarou (Kamei))] Kainuma Mura no Seikatsu Jijou 1 Gifuyome Chigusa
(COMIC1☆13) [Ice Cream (vanilla)] Android no Watashi ni Nenryou Hokyuu shite Kudasai
[A.O.I] Otona no Koi.
(Gunreibu Shuho & Houraigekisen! Yo-i! Goudou Enshuu 4Senme) [Renai Mangaka (Naruse Hirofumi)] Kashima-san to Akimatsuri Challenge (Kantai Collection -KanColle-)
[Bronco Hitoritabi (Uchi-Uchi Keyaki)] iM@S Otona-bu (THE iDOLM@STER) [Digital]
[Mizunose Mizuho] Otona no Kankei
(SC2015 Autumn) [Otona Shuppan (Hitsuji Takako)] Urakaze Ninshin Chuuihou (Kantai Collection -KanColle-)
Futanari Milk Challenge 2 | 扶她榨乳挑战2
[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 5 [Digital]
i-ll-make-you-understand-challenge
[zen9] Okusama Challenge - Challenge of Wife
[Mizu] Kids Challenge
[Niliu Chahui] Male Swimsuit Challenge [English]
(Utahime Teien 4) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? 2 (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [无毒汉化组]
One-shota Challenge
(C90) [Kai.Tenchou (Murai G)] Otona no Mizuasobi (BLAZBLUE)
(C91) [Otona Shuppan (Hitsuji Takako)] Nyusen (Kantai Collection -KanColle-) [Chinese] [無邪気漢化組]
[Otonano Gu-wa (Yamada Tarou (Kamei))] EROSION 02 [English] [N04H]
[Otonano Do-wa (Takei Masaki)] Otonano Do-wa Vol. 27
(C77) [Kyuu (Shooya Akira)] Futtou Challenge (Sora no Manimani)
(C95) [Taikan Kyohougumi (Azusa Norihee)] Sakura-chan to Oshigoto Challenge - Ona-Hole Challenge with Sakura (Cardcaptor Sakura)
(C82) [AtsuatsuCOOK, SUMMER CHILD (Atsuko, Kemeko)] Konna Otona-tachi wa Iya da! (Fate/Zero)
#SoniCha Ikuiku Challenge
[Kikkaya (Uesugi Kyoushirou)] Haruka Challenge
Otonano Do-wa Vol. 23
[Matsuyama Seiji] Otona no Eiken Kirika ~Chibukuro yori Ai o Komete~ (Eiken) [Digital]
[Jamboree! (jin)] Otona no Kagaku ~Shouchuu no Dekiru made~ [English] [Digital] [Incomplete]
[Okawari] otona ni naru kusuri 1
Twin Challenge ch. 1
[Terujirou] Junior Dominating Senior Challenge!
(C97) [DECOPPACHI (Hidiri Rei)] DT Chinpo 100-pon Acme Challenge!! (Kiratto Pri Chan)
Imasara Shampoo Bottle Challenge o Suru Suieibu Coach no Manga
DokiDoki Mesuiki! Challenge!!
(C74) [Funikigumi (Yurikawa)] Ii Toshi Shita Otona ga Shiro Dano! Kuro Dano! (Moyashimon) [Chinese] [无毒汉化组]