[PH-BU] Dr. & assistant extension experiment
(C82) [Chokudoukan (Marcy Dog, Hormone Koijirou)] Sperma Angels 5 (Various)
(C94) [Spermation (Tukamori Syuuji)] Himitsu 2 & 3 "Zoku 4-gatsu no Owarigoro" "Kuchidomeryou"
Ouen Taiken | Cheer Experience
[Michiking] Ane Taiken Jogakuryou 1-2 | Older Sister Experience - The Girls' Dormitory [English] [Yuzuru Katsuragi] [Digital]
(ToHeartSai 2) [LALA STUDIO (Ayase Shinomu)] human experimentation (ToHeart2)
(C55) [Comic Kingdom (Oyama Kumotsuru)] [Lain] Kan'nou Monogatari (Serial Experiments Lain)
[Pamunosu (Koppamu)] Zetsurin Hishou Spermax Hana Erogaki Majuu no Itazura [Digital]
Sperma Nakadashi Online 004
[Mugen Garou (Itaka Jin)] Tear of the SKY (Serial Experiments Lain)
[Sanagi Torajirou] Jikken Shimai | Experiment Sisters (COMIC Megastore Alpha 2014-12) [English] [thetsuuyaku]
[Motchie Kingdom (Various)] GOLD EXPERIENCE (Various)
(C87) [Nobita Graph (Ishigana)] IT WAS A good EXPERiENCE (Aikatsu!) [English] [Facedesk]
I opened my chunk and became a woman and feel a painful Mesuiki experience
(Reitaisai 6) [eratoho Goudou (Various)] Ijou Keiken +1 - Abnormal Experience Plus One (Touhou Project)
[Michiking] Ane Taiken Jogakuryou 1-5 | Older Sister Experience - The Girls' Dormitory [English] [Yuzuru Katsuragi] [Digital]
Sperm donation
Spermaniax Ch.05
[Oshiro] Dimitrescu Okaa-sama no Sakusei | Dimitrescu-sama's Squeezing Out Your Sperm (Resident Evil) [English] {Doujins.com}
(Lyrical Magical 24) [Hinatabokko Club (Furafura)] FIRST()EXPERIENCE (Mahou Shoujo Lyrical Nanoha) [English] [Brolen + DesuDesu]
SMG ga Sex Skin o Kiserarete Sperma Main Tanker
Zetsurin Hishou Spermax - Semai Duct wa Kiken ga Ippai
[Michiking] Ane Taiken Shuukan | The Older Sister Experience for a Week Ch. 1-3 [English] [PSYN] [Digital]
[Kamirenjaku Sanpei] Tonari no Sperma san
[Can Do Now! (Minarai Zouhyou)] B.O.W. to Hito tono Kouhai Jikken Houkokusho | B.O.W And Human Crossbreeding Experiment Report (Resident Evil) [English] [SaHa]
(C71)[Chokudoukan] SPERMA ANGELS
Experiment
(Reitaisai 9) [GENETRIX (Various)] sperma card attack!! Goudou Hen (Touhou Project)
SeJiru Oil o Nutte Kudasai | Please Cover Me With Your Sperm Juice Oil
(C94) [Umi no Sachi (Suihei Sen)] Onekatsu no Susume | The Big Sister Experience Recommendation [English] [Redlantern]
(C86) [Dr. VERMILION (Petenshi)] EXPERIMENT (Toaru Kagaku no Railgun) [Chinese] [lordsky29個人漢化&game8210整合]
Zetsurin Hishou Spermax ~Shokushu Marunomi Choukyou-hen~
Rainbow-colored Experience
[TANABE] Ougon Taiken! - Gold Experience + Motto Ougon Taiken! (Chichi Zakari) [English] [jhenier13]
(C54) [studio AQA (FUGO)] Spermulti (To Heart)
(C79) [Carrot Works (Hairaito)] Sperma & Sweets with Villager (Panty & Stocking with Garterbelt) [English] [Little White Butterflies]
[Kusui Aruta] Hajimete nan dakara - First sexual experience
(COMIC1☆5) [N2jirai (Nimu)] Infinite Sperm (IS <Infinite Stratos>)
(C99) [Espoir no Okashi (Pokoten)] Ichinichi Nyuugyuu Taiken ~Oishii Milk ga Dekiru made~ | 1 Day Dairy Cow Experience ~Till Delicious Milk is Made~ [Digital]
(C86) [Dr. VERMILION (Petenshi)] EXPERIMENT (Toaru Kagaku no Railgun) [English] =LWB=
[Pamunosu (Koppamu)] Zetsurin Hishou Spermax ~Picchiri Maid to Nurunuru Gohoushi~ [Digital]
Sakusei Kaitori Service | Sperm Buying Service
Nijiiro Taiken - Nijiiro Experience
A nasty woman dreams of drinking up middle-aged sperm Chūnen seishi o nomihosu no o yumemiru inran'on'na
(C96) [Dangoya (Dangorou)] Seieki tte Sugoi no yo! | Sperm Is Amazing! (THE iDOLM@STER: Shiny Colors) [English] {Doujins.com}
Nama de Naka o Ippai ni Shite. - Please! Fill vagina with sperm.
Seikyouiku Genchi Jisshuu Seido | Sexual Education Practical Experience Training System
TS Rinkan Sakusei: Kouhen | Gender Bender Gangbang Sperm Milking part 2
[Somejima] Kyoufu Taiken! Invisible | Experience Fear! Invisible (Comic Unreal Chounouryoku de Yaritai Houdai Vol.1) [English] [CGRascal] [Digital]
(C82) [Seven Days Holiday (Shinokawa Arumi, Koga Nozomu)] Marriage Experience (Sword Art Online)
Kabane Hanshoku Jikken | Kabane Breeding Experiment
(C89) [spermation (Tamatsuyada, Satou Kimiatsu)] Energy Kyo-ka Soushuuhen "Gaisen Fukki Hen" [English]
(C80) [GENETRIX (GEN)] sperma card attack!! Eiyashou Mokou Hen (Touhou Project) [English] [4dawgs + FUKE]
[Ikoma Ippei] Kiseki No Zaajiru - Sperm of Miracle
Energy Kyo-ka Soushuuhen ”Gaisen Fukki Hen”
[Okamoto Fujio] Sperma Idol