A masturbation toy for girls developed by a dark pediatrician.
[Muchakai (Mucha)] Chii-chan Kaihatsu Nikki 3 | Chii-chan's Development Diary 3 [English] {Doujin-moe.us}
Development Diary Ch.1 – Chii-chan Development Diary 1
Development Diary Ch.4 – Chii-chan Development Diary 4 {2d-market.com}
[Developers (Nagasode)] Sepia-chan wa Choukyou Machine no Ejiki ni Narimashita. | Sepia-chan Fell Prey to the Training Machine [English] {Hennojin} [Digital]
(C91) [Roubai-tei (atahuta)] Tanoshii Seieki Bokujou -Kaihatsu Hen-|Happy Semen Farm -Development Branch- (Brave Witches) [English]
(C87) [Mono × Chro (Kokonoka)] Zaku to wa Chigau no dayo! Zaku to wa! (Gundam Build Fighters Try)
[China] Fuko no Konsui Rape - Seicho Kiroku | Father Daughter Unconscious Rape: The Development Records (No! No! Rape) [English] [JuliusWinnfield] [Digital]
(C88) [Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki 3 | Development Diary Ch.7 – Chizuru-chan Development Diary 3 [English] {2d-market.com}
(SUPERKansai24) [Rissuinoti (Tentenkingyo)] OUI!! D'accord!! (Fate/Grand Order) [Chinese] [黑夜汉化组]
Chizuru-chan Kaihatsu Nikki 4 | Development Diary Ch.8 – Chizuru-chan Development Diary 4 {2d-market.com}
[R-gen] Seishoku Kaihatsu Torawareta Elf no Choukyou Jikken | Sexual Development - Torture Training of Captured Elf (Mesu Hana ga Ochiru Toki) [English] [MTL] [Digital]
Oku-sama wa Dildo Ball ni Goshuushin
[Mujitan (Tsumugie)] Kyonyuu Kuchikukan Hatsuiku Chousa Shirei San | Big Titty Destroyers' Development Survey Order (Kantai Collection -KanColle-) [English] {DKKMD Translations} [Digital]
Chizuru-chan Kaihatsu Nikki | Chizuru-chan's Development Diary
Chii-chan's Development Diary Epilogue
[Rohgun] Eroge o Tsukurou! Genteiban - Let's develop the adult game together
(C87) [Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki 2 | Development Diary Ch.6 – Chizuru-chan Development Diary 2 [English] {2d-market.com}
[Okayusan] Yatte Shimai Mashita [Chinese] [清晰版(第五話為自行漢化)]
Seishoku Kaihatsu - Torawareta Erufu no Chōkyō Jikken | Sexual Development - Torture Training of Captured Elf
Minna no Meshitsukai Kaihatsuchuu desu | Everyone's Servant Is in Development
(COMITIA97) [Muchakai (Mucha)] Chii-chan Kaihatsu Nikki | Development Diary Ch.1 – Chii-chan Development Diary 1 [English] {2d-market.com}
(C85) [Muchakai (Mucha)] Chii-chan Kaihatsu Nikki 4.1 | Chii-chan's Development Diary Epilogue [English] {doujin-moe.us}
[R-gen] Seishoku Kaihatsu Torawareta Elf no Choukyou Jikken | Sexual Development - Torture Training of Captured Elf (Mesu Hana ga Ochiru Toki) [English] [MTL] [Digital]
Shinseki no Onnanoko ga Kyuuseichou Shite Bakunyuu ni Narimashita | A relative of yours develops suddenly and gets MASSIVE TITS
COMIC Shitsurakuten [2008-12] (incomplete)
[Developers (Nagasode)] Kaeshite! Boku no Clitoris 2 Inma no Iinari Dosukebe Choukyou
(C87) [Kawaraya Honpo (Kawaraya A-ta)] Kashidashichuu (Neon Genesis Evangelion) [English] [desudesu]
(Reitaisai 11) [Hadairo Rooibos Tea (Pandain)] Shokushu Chireiden 2~Satori Expansion Development~ (Touhou Project)
Development Diary Ch.4 – Chii-chan Development Diary 4
[Mitamori Tatsuya] Shuumatsu ni Shimasho!
Seishoku Kaihatsu Torawareta Elf no Choukyou Jikken | Sexual Development - Torture Training of Captured Elf
(C83) [Karakishi Youhei-dan Shinga (Sahara Wataru)] Saboten Nindou (Naruto) [Chinese] [黑条汉化]
[Developers (Nagasode)] Eve-chan wa Shokushu Pants no Ejiki ni Narimashita. | Eve-chan Fell Prey to the Tentacle Panties. [English] {Hennojin} [Digital]
Sex Aid Potato
(C53) [Studio Mukon (Zyaroh Akira)] SUPPLEMENT AND DEVELOPMENT (Battle Athletes Victory, ToHeart, Darkstalkers)
[Nengaranenjuu (Nengara)] Kono Ai wa Yamai ni Nite Iru (Bangai Hen) Shitsuke no Kura | This Love is Like an Illness (Extra Chapter) Storehouse Development [English] [Digital]
Chii-chan Kaihatsu Nikki Color Ban | Chii-chan Development Diary Full Color Collection
Development Diary Ch.1 – Chii-chan Development Diary 1 {2d-market.com}
[Akiha@] Onna Kyoushi Kachiku Monogatari (ANGEL Club 2015-09) [Chinese] [黑条汉化]
Makinami to Kan Keikaku
Development Diary Ch.3 – Chii-chan Development Diary 3
Chii-chan's Development Dairy 3
(C84) [Muchakai (Mucha)] Chii-chan Kaihatsu Nikki 4 | Chii-chan's Development Diary 4 [English] {Doujin-moe.us}
Sixth: Focused Production Development
(C86) [Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki | Chizuru-chan's Development Diary [English] [Doujin-Moe]
(C86) [Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki | Chizuru-chan's Development Diary [English] =Lost Light+Funeral of Smiles+LWB
[Medaka Kenichi] Hatsuiku Yokujou | Development Bath (COMIC LO 2007-02) [English] [Bakachin Manga Translations™] [Incomplete]
Nakano ke bijin shimai shojo soushitsu
(C87) [Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki 2 | Chizuru-chan's Development Diary 2 [English] =Lost Light + Funeral of Smiles + LWB=
(SC2016 Winter) [ARC (Tamagawa Yukimaru)] Kako ga Nemuru Sono Sobade | 在加古的睡姿旁 (Kantai Collection -KanColle-) [Chinese] [CE家族社]
(Ore no Turn 5) [Dekoboko. (Hekomi)] Develop You! (Yu-Gi-Oh! VRAINS)
Mei ni Anal Kaihatsu Sareru JK | Anally Developed by My Niece
[Itaba Hiroshi] Hatsujou Kanojo no Shuuchishin [Digital]
mashō no kairaku, oni ga motarasu mitsu no aji ―― nidoto kaeranu kamigakushi |魔性的快感,鬼带来的蜜汁的味道——再也无法回去的神隐
[Sian] Soku Hame Gal Bitch ! + Mise Hame Gal Bitch ! | One-Night Stand with a Gyaru Slut! + Fucking a Gyaru Slut! + Gals Bitch After Oshiri Hen | Gyaru Slut! After Butt Edition [Chinese] [亂譯爛改漢化狗]
(C91) [Roubai-tei (atahuta)] Tanoshii Seieki Bokujou -Kaihatsu Hen-|Happy Semen Farm -Development Branch- (Brave Witches) [English] [Mongolfier]
[Sakura Saku Sakura] Keisou Hohei-chan