Biological Experiments

Meshimase Imouto Gyaru à la mode | Experience the Younger Sister Gyaru à La Mode

[Inaba Cozy] Jitsuroku! Taiken Chikan-Densya | Authentic Account! Experience! Molestation Train (Mesuiki!! Nyotaika Yuugi) [English] [desudesu] [Digital]

[Ray-Kbys] Kokoro-chan no Muhyoujou o Zenryoku de Kuzusu Kokoromi | The Experiment to Completely Destroy Kokoro-chan's expressionless face (Touhou Project) [English] [desudesu]

Jitsuroku! Taiken Chikan-Densya | Authentic Account! Experience! Molestation Train

[Agata] Boku no Otona Shokugyo-taiken - My Adult Work Experience Ch. 1-7 [English] [Digital]

Swallow Experience

Dousa Haji Ken | Shy Behavior Experiment

[Akitsuki Itsuki] Tousaku Saimin Jikken [Case. 4] | Perverted Hypnosis Experiment [Case. 4] (Tousaku Saimin Jikken - Nakadashi Oshioki Bukatsudou) [English] [desudesu]

I was a bride when I became a woman? First experience with my sister's fiancé 2

[Juan Gotoh] Boku to Boku no Hatsutaiken | Her and My First Sexual Experience (COMIC Masyo 2006-09) [English] [SirC] [Decensored]

Hatsutaiken, Jeanne | Jeannes First Sexual Experience

[Shishoku Gankou] Hatsu Taiken. - Beginning Experience

[Nyan Kotatsu (Nyaruko)] Hajimete no Seitsuu o Shota Senyou Shoukan no Onee-san to | My First Experience with a Woman from a Shota-Only Brothel [English] [ConTL]

(Aka no Hiroba 12) [komorikiri. (Urin)] Orin To Okuu no Seikan Oil Massage Taikenki | A Story about Orin and Okuu's Sensual Oil Massage Experience (Touhou Project) [English] [FoF]

(C58) [BLACK DOG (Kuroinu Juu)] GOLD EXPERIENCE (Bishoujo Senshi Sailor Moon) [English]

The First "Slimy" Experience

[ura_macoto] Hakase's Salon (4P Amateur SM Experience) [English]

[King] 外星人实验 Alien experiment [Chinese]

I was a bride when I became a woman? First experience with my sister's fiancé 1

Amazuppai Keiken | Sweet & Sour Experience

[Iroito] Meshimase Imouto Gal à la mode | Experience the Younger Sister Gyaru à La Mode (COMIC ExE 06) [English] [N04h] [Digital]

Nijiiro Taiken - Nijiiro Experience

[TANABE] Ougon Taiken! - Gold Experience + Motto Ougon Taiken! (Chichi Zakari) [English] [jhenier13]

Hakoiri Musume Otoko o Shiru. | The Sheltered Girl's Experience With Men

(HaruCC21) [Yumemigachi Realism (Yukishige)] Seiso-kei Ikemen Danshi Yuutousei ga Shotaiken de Hatsuatari-dashi! Hatsu Shiofuki & Hatsu Mesu Zecchou | A Handsome Honors Student's First Experience is a Cumshot! (JoJo’s Bizarre Adventure) [English]

Ougon Taiken! - Gold Experience

[Michiking] Ane Taiken Jogakuryou 1-4 | Older Sister Experience - The Girls' Dormitory [English] [Yuzuru Katsuragi] [Digital]

[Sakazaki Freddie] Mitsuko-chan no nyuugyuu taiken-ki | Mitsuko's Experience as a Milk Cow (COMIC Shingeki 2013-02) [English] [thetsuuyaku]

[Somejima] Kyoufu Taiken! Invisible | Experience Fear! Invisible (Comic Unreal Chounouryoku de Yaritai Houdai Vol.1) [English] [CGRascal] [Digital]

[Espoir no Okashi (Pokoten)] 1-nichi Nyuugyuu Taiken ~Oishii Milk ga Dekiru made~ | 1-Day Ranch Experience ~Let's Get Some Delicious Milk!~ [English] [Digital] version B

(Reitaisai 6) [eratoho Goudou (Various)] Ijou Keiken +1 - Abnormal Experience Plus One (Touhou Project)

(Bokura no Love Live! 33) [Kitaku Jikan (Kitaku)] Nijiiro Taiken - Nijiiro Experience (Love Live! Nijigasaki High School Idol Club)

Yakin Byoutou・San Experiment.1 Complete Ban

JOKER Experience

[Akitsuki Itsuki] Tousaku Saimin Jikken [Case. 5] | Perverted Hypnosis Experiment [Case. 5] (Tousaku Saimin Jikken - Nakadashi Oshioki Bukatsudou) [English] [desudesu]

[Hakomaru] Kenkyuu Taishou ~Rizu Chousakan~ (Experiment subject ~Liz the investigator~) [English] [Kuraudo]

(C93) [UNIQUE (Rakujin)] Sage Djeeta's Sweet Experience With a Virgin [English] [Aoitenshi]

[Akuochisukii Sensei] White Rose Kyouki no Ma Kaizou Jikken | White Rose - the Insanity of Extreme Alteration Experiment (Kikaikan de Monzetsu Iki Jigoku! Vol. 3) [English] [Kuraudo] [Digital]

[Neko Mode] Let's Make An Experience (COMIC Purumelo 2013-02) [English] [Kameden]

[Michiking] Ane Taiken Shuukan | The Older Sister Experience for a Week Ch. 1 (COMIC Grape Vol. 16) [English] [PSYN] [Digital]

[Takenoko Seijin] Dokidoki! Kanbyou Taiken! | An Exciting Nursing Experience! (Going Otome) [English] =LWB=

[Hayashida Toranosuke] Mesuinu Taikenki | Bitch Experience Note (Nyotaika Happiness!) [English] {N04h}

Ouen Taiken | Cheer Experience

(C94) [50on! (Aiue Oka)] Saimin Seishidou 4 Ninshin Taiken Shidou (Shi) | Hypnosis Sex Guidance 4 - Pregnancy Guidance Experience [English] {Doujins.com}

[TANABE] Ougon Taiken - Gold Experience

1-Day Ranch Experience

[BLAZE (Scotch)] Golden Experiment Ver. 0 (KimiKiss) [Digital]

First sexual experience & 2 weeks later

[Michiking] Ane Taiken Shuukan | The Older Sister Experience for a Week [English] [PSYN] [Digital]

(C82) [MAGIC MACHINERY (RT.)] fuka experience (Yotsubato!)

[Michiking] Ane Taiken Shuukan | The Older Sister Experience for a Week ch. 1-5 [English] [PSYN] [Digital]

I was a bride when I became a woman? First experience with my sister's fiancé 3

[GOLD DUST (Tange Suzuki)] Ougon Taiken - Gold Experience [Chinese] [臭鼬娘漢化組] [2016-08-01]

Rinze to Chiyuki no Ecchi Ecchi Massage Taiken - Rinze and Chiyuki Sexual Massage experience

[Kusui Aruta] Hajimete nan dakara - First sexual experience [Chinese]

Tomodachi to Jikken Shite Miru Hon. Kouhen | A book about experimenting with your friend, part 2

(CR35) [D'ERLANGER (Yamazaki Show)] Ichigo ∞% 1: First Experience (Ichigo 100%)

Kaede to Kokona no Hatsutaikenki | Kaede & Kokona's First Experience

[Bijogi Junction] Botaiken | Mother's Body and Experience

JOKER Experience

(C54) [Mutekei-Fire (Sanzui, Uchuu Teiou, Yuuichi)] Tareme Paradise 5

(C94) [Umi no Sachi (Suihei Sen)] Onekatsu no Susume | The Big Sister Experience Recommendation [English] [Redlantern]

I was a bride when I became a woman? First experience with my sister's fiancé 2 [Digital]

[Yue] Isshoukenmei Tameta Keikenchi o Toorisugari no Gal Succubus ni Isshun de Suitsukusareru Yuusha-sama | The Hero Immediately Got Drained of All His Hard-Earned Experience by 2 Gyaru Succubi He Came Across [English] [Solas]

- "The Divine Damsel of Devastation" VIP experience Edition

[Okuva] Tsukuridase! Saikou no Okusuri! Daijikken | Create it! The Best Medicine! The Great Experiment (2D Comic Magazine Nipple Fuck de Acme Jigoku! Vol. 2) [English] [Digital]

Experiment 1

The Guinea Pig's Weekly Experiment at 8 P.M.

[blue soda] Girlfriend Who Immediately Falls Next To You During The VR Experience

[Michiking] Ane Taiken Shuukan | The Older Sister Experience for a Week Ch. 1-2 [English] [PSYN] [Digital]

(C58) [BLACK DOG (Kuroinu Juu)] GOLD EXPERIENCE (Bishoujo Senshi Sailor Moon) [Chinese] [Incomplete]

[Akitsuki Itsuki] Tousaku Saimin Jikken [Case. 1] | Perverted Hypnosis Experiment [Case. 1] (COMIC Shingeki 2021-06) English] [Digital] {Exo Subs}

Kohinata Miho to Hatsu Ecchi | Miho Kohinata Has Her First Sexual Experience Together With You

(Reitaisai 10) [Saihate-Kukan (Hino Hino)] Tenshi-chan to Shokushu Jikken!? - Tentacle experiment with Tenshi-chan!? (Touhou Project)

(C94) [50on! (Aiue Oka)] Saimin Seishidou 4 Ninshin Taiken Shidou (Shi) | Hypnosis Sex Guidance 4 - Pregnancy Guidance Experience [English] {Doujins.com}

B.O.W. to Hito tono Kouhai Jikken Houkokusho | B.O.W And Human Crossbreeding Experiment Report

[Misawa Hiroko] Onee-san no Fude Oroshi | First Sexual Experience With Sister (COMIC Himezakura 2005-04 Vol. 004) [English] [HT Manga] [Decensored]

[Fuwa Satoru] Yawaraka Taiken | Soft Experience

[Tenpura Kobo] Watashi no Nude Model Taiken! | My Nude Modeling Experience! [English] [SaHa]

(Lyrical Magical 24) [Hinatabokko Club (Furafura)] FIRST()EXPERIENCE (Mahou Shoujo Lyrical Nanoha) [English] [Brolen + DesuDesu]

Harlem Jogakuin Experience Entrance

[Fuyuno Mikan] Kyodaika Kanojo to Hajimete no Kyodaika Play | First Giant Play Experience with my Enlarged Girlfriend [English]

Boku no Hatsutaiken | My First Experience

[Kusui Aruta] Hajimete nan dakara - First sexual experience

Boku no Otona Shokugyo-taiken | My Adult Work Experience Ch. 6

(C87) [Condiment wa Hachibunme (Maeshima Ryou)] Happiness experience 2 (HappinessCharge Precure!) [English] {5 a.m.}

(C91) [Gin no Ame (Masayo)] Ooicchi no Ijiwaru Fudeoroshi | Ooicchi's a Meanie, A Man's First Experience (Kantai Collection -KanColle-) [English] [Spiral Hentai]

Yakin Byoutou・San Experiment.2 Complete Ban

[Ooi Hanimaru] Experi [Digital]

(Bokura no Love Live! 33) [Kitaku Jikan (Kitaku)] Rainbow-colored Experience (Love Live! Nijigasaki High School Idol Club) [English]

Jikken o Shiyou. Classmate ni Barenai-you ni Hadaka de Jugyou o Ukeru!? | Let's do an experiment. Can we take lessons naked without our classmates discovering us...?

Summer Experience Story 2

Gold Experience 3

[Michiking] Ane Taiken Shuukan | The Older Sister Experience for a Week [English] [PSYN] [Digital]

Toaru Saten no Experience - Saten's Experience.

First Experience Ch.1-2 (English) (Ongoing)

[Sakazaki Freddie] Mitsuko-chan no nyuugyuu taiken-ki | Mitsuko's Experience as a Milk Cow (COMIC Shingeki 2013-02) [English] [thetsuuyaku]

[Eromangaman] Shoujo Zecchou Taiken Aijouban - Girl Experience the TOP

Adult Experience

SECRET EXPERIMENT

My First Experience Is A Gal #2

[Michiking] Ane Taiken Jogakuryou 1-6 | Older Sister Experience - The Girls' Dormitory [English] [Yuzuru Katsuragi] [Digital]

[Amato Huantei] Extra Gold Experience Ufufu m9 (Touhou)

[Michiking] Ane Taiken Jogakuryou Chapters 1-1.5 | Older Sister Experience - The Girls' Dormitory [English] [Yuzuru Katsuragi]

[Michiking] Ane Taiken Jogakuryou 1-11 | Older Sister Experience - The Girls' Dormitory [English] [Yuzuru Katsuragi] [Digital]

[Nitta Jun] Natsu Taiken Monogatari 5 -Kouhen- | Summer Experience Stories 5 -Part 2- (Natsu Taiken Monogatari [2002-2007]) [English]

Shokushu Chireiden ~Futanari Remodeling Experiment~

[Mink] [Full Color Seijin Han] Yakin Byoutou・San Experiment.1 Complete Ban [Digital]

[GC-dan (Wakura)] Bewitching Race - For the Taste and Experience of Women

Kaku fuzoku taiken repo-fu manga | Fictional Brothel Experience Report Manga

[Nitta Jun] Natsu Taiken Monogatari | A Summer Experience Story (Doutei Chinkonkan) [English]

Adult woman who volunteered for a sexualoid remodeling experiment

Mesuinu Taikenki | Bitch Experience Note

[Omorashi Daynursery] Mikogami's diaper experience

Seishun Hatsutaiken | First Experience Of Youth

[Higuma-ya (Nora Higuma)] Toaru Gakkou no Fudeoroshi Jijou | The Circumstances Around a Certain School First Experience [English] [Coffedrug]

Houkago Experience | Experiencia Después de Clases

Dopure - pure girl's experiences | 超純情少女

Kabane Hanshoku Jikken | Kabane Breeding Experiment

[Ran-ya (Aranmaru)] SECRET EXPERIMENT (Touhou Project) [Chinese] [靴下汉化组] [Digital]

[DavidDong] - "The Divine Damsel of Devastation" VIP experience Edition

Ougon Taiken - Gold Experience

[Rokuroku Bin] Inrei Taiken Ch. 5 ~Iwakutsuki Kyoushitsu de Ananie ni Fukeru Hentai Kyoushi no Hanashi~ | Sexual Paranormal Experience ~The Story About The Teacher Who Masturbates With Anal In A Classroom With a History~ [English] {Doujins.com}

[Michiking] Ane Taiken Jogakuryou 1-5.5 | Older Sister Experience - The Girls' Dormitory [English] [Yuzuru Katsuragi] [Digital]

Kyoushi Taiken | The Teacher Experience

[Yasuhara Tsukasa] My first experience was OO [Chinese]

[Keito no Mori (Wool)] Tomodachi to Jikken Shite Miru Hon. Kouhen | A book about experimenting with your friend, part 2 [English] {Chin²} [Digital]

[Ebi Fry Teishoku] Seishun Hatsutaiken | First Experience Of Youth (COMIC Anthurium 2022-06) [English] [Sonarin迫] [Digital]

(C79) [Umenonukaduke (Umeran)] Experiment (Neon Genesis Evangelion) [Chinese] [黑条汉化]

(C58) [BLACK DOG (Kuroinu Juu)] GOLD EXPERIENCE (Sailor Moon) [2nd Edition]

Bizarre Personal Experiences - 2 - Time Bandit

Ouen Taiken | Cheer Experience

Alien Experiment

Mitsuko's Experience as a Milk Cow

[Nitta Jun] Natsu Taiken Monogatari 2 | Summer Experience Story 2 (Doutei Panic!!) [English] [Digital]

[Chinbotsu] Natsu! Shotaiken | Summer! First Sexual Experience (Nettai Banana Girl) [English] [Risette]

[Cock-a-Doodle-Doo (Morikawa)] Seikyouiku Genchi Jisshuu Seido | Sexual Education Practical Experience Training System [English] [Tremalkinger]

I opened my chunk and became a woman and feel a painful Mesuiki experience

[Mink] [Full Color Seijin Han] Yakin Byoutou・San Experiment.2 Complete Ban [Digital]

[Manga Jigoku] Natsu No Taiken | Summer Experience [English][Amoskandy]

The Experiment to Completely Destroy Kokoro-chan's expressionless face

(C68) [PHANTOMCROSS (Miyagi Yasutomo)] THE EXPERIENCE OF WALKURE (Valkyrie no Bouken)

(C86) [Condiment wa Hachibunme (Maeshima Ryou)] Happiness experience (Happiness Charge Precure!) [Chinese]

[English] Koshiki Experience (Sachisuke Masumura, another "Cut in half")

[Michiking] Ane Taiken Ganbou | The Desire For The Older Sister Experience (COMIC Anthurium 2017-02) [English] =TLL + CW= [Decensored] [Digital]

The Older Sister Experience for a Week Ch. 1

(C87) [Nobita Graph (Ishigana)] IT WAS A good EXPERiENCE (Aikatsu!)

(C86) [Condiment wa Hachibunme (Maeshima Ryou)] Happiness experience (HappinessCharge Precure!)

Jikken <Da 17> | EXPERIMENT <DA-17>

(C92) [Secret Cure (Kure Shikure)] Sweetest Experiments [Preview+] (THE IDOLM@STER CINDERELLA GIRLS)