(C97) [Yuasa Rengou (Jean Louis)] Tanpan Kozou no Oppai Gym Challenge! | A Boy In Short's Big Breasted Gym Challenge! (Pokémon Sword and Shield) [English] {Doujins.com}
[Tachibana Takashi] Joshidaisei Keiko no Yume | Female College Student Keiko's Dream (Koibito wa Kedamono) [English] {bfrost} [Decensored]
[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]
CHALLENGE
Utsuho Challenge!!
(C93) [Milk pudding (Jamcy)] Akane-chan Challenge! 2-kaime (VOICEROID) [Chinese] [脸肿汉化组]
Sex Challengers
(C86) [Yamakawa Den'enfuukei (Yamada, Kawada)] HERE COMES A NEW CHALLENGER!! (High Score Girl) [English] [FEPO]
Futanari Milk Challenge 6
(SUPER11) [Astonish (Naitou Naito)] Kodomo Challenge (Various) [English] [CrystalMeph]
[Kinomoto Anzu] Akari Challenge (Chiisana Karada no Dakigokochi) [English] [TQM_Translations]
W Jeanne to Off-Paco Challenge
Tanpan Kozou no Oppai Challenge!
[Hotta Kei] Jyoshidai no Okite (The Rules of Women's College) vol.2
(C82) [Marin (Suzusato Rinka, Mage)] Doujouyaburi no Kata wa Katteguchi e Omawari Kudasai | Challengers Please Present Yourself At The Back Door (Ranma 1/2) (English) [SaHa]
Akane-chan Challenge! 2-kaime
Kashima-san to Akimatsuri Challenge
[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]
Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan
[RoriE-Do] VS Kishi no Honoo no Challenger (VS Knight Lamune & 40 Fire)
[Mizu] Ana no Toriko (Kids Challenge) [Chinese] [Befreiungsfuehrer第四次个人汉化]
[Kidocch1] Cute Jolyne Lewd Challenge (Revenge Edition) + Extras (Jojo's Bizarre Adventure) [Cryptic_P]
UNKNOWN UNLOCK CHALLENGE | 크로스비츠 동인지
(C97) [Yuasa Rengou (Jean Louis)] Tanpan Kozou no Oppai Gym Challenge! (Pokémon Sword and Shield) [Chinese]
Rika no Oshiri Challenge
(C65) [kodomo challenge (Various)] Shukudai ga Owaranai
DT Chinpo 100-pon Acme Challenge!!
Pancakes Challenge
Hypnotized College Girls -REALITY PORN APP- Chapter 3
Yuusha no Sairokubon Challenge
Kasen-chan no Jasen Rouraku Challenge
Kyokon Shoujo Nyoudou Challenge!
(Futaket 14) [Suichuu White (Calpi)] Kyokon Shoujo Nyoudou Challenge! [Chinese] [沒有漢化]
Maki Nico Lez Challenge
(C91) [Molossan (Morochin-san)] DokiDoki Mesuiki! Challenge!! (Various) [Chinese] [不協和音漢化]
Twin Challenge ch. 1
Shimakaze-kun Challenge Shippai
[Shioroku] Hajirai no Puffy Nipple - Big Puffy Nipples College Teen [English] {doujins.com}
[Aomizuan (Shimantogawa)] Geneki Joshidaisei to, Iyarashii Donkatsu | Indecent Win With A Female College Student (PlayerUnknown's Battlegrounds) [English] [sirpiers]
Chaldea Outdoor Challenge Abby-chan to Issho
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred) [English] [Tigoris Translates]
Eroi Bunnyue ni Shasei Gaman Shoubu o Idomu. | Challenging the Lewd Bunny to a Cum Endurance Battle.
Female college student Santa de toy!
(C97) [Dai 6 Kichi (Kichirock)] Joshidaisei Kosaka Honoka no YariCir Jikenbo | College Girl Honoka Kousaka’s Hookup Club Case Files (Love Live!) [English] {Awesome Sauce}
[R2 (Rakko)] Yuusha no Chousenjou 3 Senshi ni Love Song o | Hero's Challenge 3 (Dragon Quest III) [English] =thetsuuyaku= [Digital]
Beef Girls and College Girl Lotion
Dokidoki Mesu Ochi Gohoushi Challenge
(Stand Up! 29) [Kashitsuki (Momoko)] Ero Trap Dungeon no Challenger (Cardfight!! Vanguard)
Ero Trap Dungeon no Challenger
(C86) [Yamakawa Den'enfuukei (Yamada, Kawada)] HERE COMES A NEW CHALLENGER!! (High Score Girl)
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge (Kantai Collection -KanColle-)
[Shioroku] Hajirai no Puffy Nipple - Big Puffy Nipples College Teen
[Satuyo] Pool de Challenge! Boyish (COMIC LO 2017-12) [Chinese] [code183汉化] [Digital]
Doki doki♡ Ticket Challenge!
(C95) [Andorogynous (Kiyose Kaoru)] Futanari Milk Challenge 5
Petit Xu Lewd Challenge + Extras
Dairoku! Otoile Challenge 2
[Nekomata Naomi] Here Comes a New Challenger! (COMIC Kairakuten Beast 2007-04) [English] [Clearly Guilty Translations]
[Molossan (Morochin-san)] Dokidoki Mesuiki! Challenge!! ~Cosplay Uriko Hen~ (Hacka Doll, Kantai Collection -Kancolle-) [Chinese] [瑞树汉化组] [Digital]
Futanari Milk Challenge 3
(C92) [MeltdoWN COmet (Yukiu Con)] Kanade Challenge Zenpen
(C86) [Marked-two (Hideo)] Taihou Challenge! (Kantai Collection -KanColle-)
[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 5 [Digital]
Futanari Milk Challenge 2 | 扶她榨乳挑战2
Petite Jolyne Lewd Challenge + Extras
[Gojarun no Ozashiki (Gojarun)] Nantaika Triad to Yukai na Nakama-tachi Ochinchin Challenge Hon (THE IDOLM@STER CINDERELLA GIRLS) [Digital]
[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 [Digital]
(C94) [Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho (Fate/Grand Order) [Chinese] [脸肿汉化组]
[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]
[OB, Overtime Sloth] Is There No Goddess in My College? Ch.15/? [English] [Manhwa PDF]
Seieki Tamekomi Challenge
[OB, Overtime Sloth] Is There No Goddess in My College? Ch.12/? [English] [Manhwa PDF]
(SC39) [Various (Various)] Hatena? Challenge! (Challenge First-Year-Student)
(C97) [Yusei Haguruma (Victanyas)] Namaiki Kuchikukan Wakarase Challenge | I'll Make You Understand Challenge (Azur Lane) [English] [LoliLab Translations]
Yakou Bus de Tonariawaseta Kyonyuu JD ni Itazura shitetara Saigo made Ikechatta Ken. | The Case Of Groping a Big Breasted College Girl On a Night Train Until She Came
Flan-chan no Saimin Nikubenki Challenge