Yuusha no Sairokubon Challenge
["K=K" (KEN)] Semen Daisuki Koizumi-san (Ramen Daisuki Koizumi-san)
Semen-gakari no Oshigoto
[Kowareta Omocha (Utida K)] Yuki chan wa Hokenshitsu no Semen Idol♂ [Digital]
(C85) [Happiness Milk (Obyaa)] Nikuyokugami Gyoushin - We are semen addict - (Touhou Project)
[SOUND MILK (Otochichi)] Mahou Tsukai Sakusei Kenkyuu | Witch's Semen Milking Research (Mahou Tsukai Precure!) [English] [ATF] [Digital]
UnknownUltimateChallenge
(Reitaisai 10) [Nukidokoro. (Roteri)] Gourmet Nazrin to Harapeko Semen (Touhou Project) [English]
(C85) [Wasuraruru Tegami (Binsen)] Elf Shimai no Chousen | The Elf Sisters' Challenge [English] [Mistvern]
TS-kko Otokoyu Challenge!
[ANDOROGYNOUS (Kiyose Kaoru)] Futanari Milk Challenge 3 [Digital]
(C90) [Akausagi (Fukuyama Naoto)] 100 challenge (Hundred) [English] [Tigoris Translates]
Challenge Week
(C94) [Bizensiki Roroppu (Bizen)] Oshiri Ecchi Challenge (Hatoba Tsugu)[Chinese][夏姬霸汉化组]
Netorare Boukensha ~Watashi no Shikyuu, Kare no Semen de Ippai ni Shichatte Gomenne~
UNKNOWN UNLOCK CHALLENGE | 크로스비츠 동인지
Otou-san Challenge
Backstage Hibiki Challenge
(C92) [Slime Kikaku (Kuriyuzu Kuryuu)] Akatsuki no Oyome-san Challenge (Kantai Collection -KanColle-) [Chinese] [脸肿汉化组]
[d.a.p (mougi)] Unknown Unlock Challenge (CROSS x BEATS) [Chinese] [这很恶堕汉化组] [Digital]
[MC] Sennou Choukyou Famires e Youkoso! Nikutai Houshi de Okyaku-sama no Tokunou Semen Shiborasete Itadakimasu.
Takagi Airi no 10-pun Challenge | Takagi Airi's 10 Minute Challenge
(C91) [Roubai-tei (atahuta)] Tanoshii Seieki Bokujou -Kaihatsu Hen-|Happy Semen Farm -Development Branch- (Brave Witches) [English] [Mongolfier]
[LUNATIQUE (Futase Hikaru)] Shiko-chuu. Onanie Chuudoku no Doutei Danshi wa Kyou mo Jishitsu de Semen Tissue Seizou Chuu
(C85) [Happiness Milk (Obyaa)] Nikuyokugami Gyoushin - We are semen addict - | Faith in the God of Carnal Desires - We Are Semen Addict - (Touhou Project) [English] {Sharpie Translations}
Namaiki Kuchikukan Wakarase Challenge
[Yaska] Chikashitsu no Aido - Love Slave In The Basement
DT Chinpo 100-pon Acme Challenge!! | 100 Virgin Cock Orgasm Challenge!!
(Nikudarake!!!!!! Gachinko Butoukai in chaos) [Kasuga Kikaku (Terujirou)] Gekokujou ni Chousen! | Junior Dominating Senior Challenge! [English]
(Utahime Teien 4) ["Tsu" ga Mittsu. (Tsuttsu)] Akane Challenge!? 2 (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [无毒汉化组]
Komacchingu Seisakujou | Komacchingu Semen Draining Book
(Warabe Jitsuno Koukou Bunka Matsuri Duel Carnival) [Michu★Honey (Hikari.)] Kattobingu wa Challenge tte Kotoda ze! (Yu-Gi-Oh! Zexal)
Maki Challenge
[Yonemochi Akihiko] adult challenge 1
18-gou ni Mainichi Muriyari Semen Shiboritorareru Hon
Semen-loving Mare Girl Dasca-chan
Twin Challenge ch. 1
Kanoka Challenge_plot 2
Captain Saimin Icha Love Challenge
Kuroshio Challenge
(SC39) [Nounai Kanojo, Ningen Modoki, Tateyoko Hotchkiss, Kagi Node (various)] Hatena? Challenge! (Challenge First-Year-Student)
Futanari Milk Challenge
Akatsuki-chan Mayonaka no Otoile Challenge
(C68) [YOMOTHUHIRASAKA (bbsacon)] BLACK SEMEN SLAVE (Mahou Shoujo Lyrical Nanoha, Pretty Cure)
(C92) [Milk pudding (Jamcy)] Akane-chan Challenge! (VOICEROID)
[Sakura Garden (Shirosuzu)] Chaldea Outdoor Challenge Abby-chan to Issho | Chaldea Outdoor Challenge with Abby-chan (Fate/Grand Order) [English] [The Blavatsky Project] [Digital]
Faith in the God of Carnal Desires - We Are Semen Addict -
(C79) [Arsenothelus (Rebis & Chinbotsu)] Semen-Stained Onsen, Jinou Hunter (Monster Hunter) [English] {doujin-moe.us}
Ero Trap Dungeon no Challenger
W Jeanne to Off-Paco Challenge
[Pandora] Dopyu Dopyu Atsui no Kudasai - If You Please, Please Give Semen Fresh To Me!!!
[RoriE-Do] VS Kishi no Honoo no Challenger (VS Knight Lamune & 40 Fire)
Ramen-ya de ShokuSe. | Eating Semen at the Ramen Shop
Kanojo wa Semen Suki no Nikudorei 4
(C86) [Contamination (eigetu)] Maki Nico Lesbian Challenge (Love Live!) [Incomplete]
Chaldea Outdoor Challenge Abby-chan to Issho
QP ga Nakereba Semen o Daseba Yoi no desu
CHALLENGE
(C92) [Great Canyon (Deep Valley)] Girl?s & Semen III Nishizumi Shiho no Moteamashita Ureure Body o Chuunen Chinpo de Soutou Sakusen! Iemoto Ransou ni Idenshi Seichuu Butai Shinkou Kaishi ~Tane wa Maiorita~ (Girls und Panzer) [English] [Fated Circle]
Iemoto Challenge Series - Jinrui Hasshou no Chi de Mikai no Buzoku to Bunka Kouryuu Isshuukan
ETD Challenge.
Pancakes Challenge
(C88) [Aruchisuto (Kagajou Hiroki)] Sonna ni Yasashiku Semenai de (Touken Ranbu)
Futanari Nan Gallon Daseru? - How Dany Gallons Does Her Semen Comes Out?
Eroi Bunnyue ni Shasei Gaman Shoubu o Idomu. | Challenging the Lewd Bunny to a Cum Endurance Battle.
#SoniCha Ikuiku Challenge
Futari no Karada no Nan% ka wa Semen de Dekiteiru
Semen Daisuki Koizumi-san
Jeanne-san to Shota Master no Semen Fes in Luluhawa
Onee-chan no Semen Server
(C63) [Kodomo Challenge (various)] Mainiti-ga-Kodomo-no-hi
Zako Succubus-chan wa Semen ga Hoshii no!
YunYun - Crimson (Semen) Demon (Konosuba) + story
Kashima-san to Akimatsuri Challenge