[Developers (Nagasode)] Sepia-chan wa Choukyou Machine no Ejiki ni Narimashita. [Digital]
Futari wa Choukyou Game no Ejiki ni Narimashita. 2 | Two Girls Fall Prey to a Sexual Training Game 2
[GRANITE (Toratake)] Aishiteru... Dakara ima Koko de. (Touken Ranbu)
Mesu Danshi Ecchi Manga Tsumeawase
[HEG (Yoshino)] Kenny-sensei to Bashisugi | Professor Kenny's Gone Wild! (South Park)[English]
(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}
Tanoshii Seieki Bokujou -Kaihatsu Hen-|Happy Semen Farm -Development Branch-
Taken for Granite
Nekonokone Omakebon Vol. 9
(GOOD COMIC CITY 24) [HighDrug (Ryome Gantai)] Kobetsu Shintai Sokutei (South Park)
Chii-chan's Development Dairy 3
Moratorium to Highlight
[Anthology] LQ -Little Queen- Vol. 46 [Digital]
At public bath with a well-developed classmate
Sepia-chan wa Choukyou Machine no Ejiki ni Narimashita. 2
Senpai nanoni Omorashi shitansuka?
Tanin ni Naru Kusuri 4 | 成為他人的藥水 4
(SUPER25) [Bapporu Wa! (Utagawa Miu)] Special Presence (South Park) [English] [SMDC]
Seishoku Kaihatsu - Torawareta Erufu no Chōkyō Jikken | Sexual Development - Torture Training of Captured Elf
Tomodachi to Kaihatsu Shite Miru Hon. | A book about trying to develop your sensitivity with your friend
(C91) [Roubai-tei (atahuta)] Tanoshii Seieki Bokujou -Kaihatsu Hen-|Happy Semen Farm -Development Branch- (Brave Witches) [English] [Mongolfier]
Chii-chan's Development Dairy 2
(C88) [Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki 3 | Development Diary Ch.7 – Chizuru-chan Development Diary 3 [English] {2d-market.com}
Mako-chan Kaihatsu Nikki 2 -Netorare… Itsuwari no Shotaiken- | Mako-chan's Develpoment Diary 2
[Solar System Development Organization (Kinako)] Sleeping Monster (Durarara!!)
Futanari Choukyoushi ni Kaihatsu Sareru Shota | Boys Getting Developed by Futanari Trainers
Koe | Voice
Houshi Shintaku
kuromadousi・kunoichi ijime
[doushoku (Hino)] Wagamama Imouto Onaho-ka Keikaku ~Neru Imouto o Kaihatsu Choukyou~ | Bratty Sister Onahole Plan ~Developing and Breaking the Sleeping Sister~ [English] [Digital]
Imouto Saimin Kaihatsu "Karada ga Ugokanai!!" | Little Sister Hypno Development "I Can't Move My Body!!"
(Shota Scratch 24) [NOTONE (fk696, Nekotasou)] Mihattatsu Shounen | Undeveloped Boys [English] [alparslan]
[Developing Person(Hatten Tojounin)] Pink Slime [English] [head empty] [Digital]
Development Diary Ch.1 – Chii-chan Development Diary 1 {2d-market.com}
Koumesu Dairantou | STRONG WOMAN'S GREAT TOURNAMENT
Develop You!
shinyū to no sekkusu ni izon shitemasu
Hikari-san Kaihatsu Nisshi | Hikari-san's Development Diary
[Mujitan (Tsumugie)] Kyonyuu Kuchikukan Hatsuiku Chousa Shirei San | Big Titty Destroyers' Development Survey Order (Kantai Collection -KanColle-) [English] {DKKMD Translations} [Digital]
(Ore no Turn 5) [Dekoboko. (Hekomi)] Develop You! (Yu-Gi-Oh! VRAINS)
[Souryuu] Onaco-chan no Enikki
Kaijin Kaihatsubu Tanpen Ero | Monster Development Department Short Erotic Manga
(HaruCC19) [Shinryoku Paraiso (Tabineko)] SECOND GAME (South Park)
Kyoufu! Kaerimichi no Saimin Oji-san
Wakiman 2 Mr. Wakishita seconded to the development department
[Muchakai (Mucha)] Chii-chan Kaihatsu Nikki 3 | Development Diary Ch.3 – Chii-chan Development Diary 3 [English] {2d-market.com}
Shinseki no Onnanoko ga Kyuuseichou Shite Bakunyuu ni Narimashita | A relative of yours develops suddenly and gets MASSIVE TITS
[Heiwa to Zen (Korosuke)] Shinyuu to no Sex ni Izon Shitemasu (South Park) [Digital]
[Muchakai (Mucha)] Mako-chan Kaihatsu Nikki 2 -Netorare… Itsuwari no Shotaiken- | Mako-chan's Development Diary 2 [English] {2d-market.com} [Decensored] [Digital]
Suck for you
[Agata] Shiori Sensei wa Ochinchin no Sodateya-san - This is a story of sexual love with a school nurse and the growth of a boy's penis. [Digital]
(UNCONTROLLABLECITY2) [Dose no Heya (Dose)] Stan to Kyle o Ayatsutte mita (South Park)
Chii-chan Kaihatsu Nikki Color Ban | Chii-chan Development Diary Full Color Collection
[Muchakai (Mucha)] Chii-chan Kaihatsu Nikki 3 | Chii-chan's Development Diary 3 [English] {Doujin-moe.us}
(C86) [Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki | Chizuru-chan's Development Diary [English] [Doujin-Moe]
Development Diary Ch.5 – Chizuru-chan Development Diary 1 {2d-market.com}
Development Diary Ch.2 – Chii-chan Development Diary 2 {2d-market.com}
(COMITIA98) [Muchakai (Mucha)] Chii-chan Kaihatsu Nikki 2 | Chii-chan's Development Diary 2 [English] {Doujin-moe.us}
(C86) [Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki | Chizuru-chan's Development Diary [English] =Lost Light+Funeral of Smiles+LWB
SUPPLEMENT AND DEVELOPMENT
[Rohgun] Eroge o Tsukurou! Genteiban - Let's develop the adult game together | 一起來製作情色遊戲! 限定版 [Chinese]
Kyoufu ! kaerimichi no saimin ojisan
[Okano Ahiru] Hanjuku Developer - The immature developer
Development Diary Ch.1 – Chii-chan Development Diary 1
Psychodelic
JK Taimabu Season 1
(TOON MIX 5) [YagiGoya (Yaginosuke)] My Pendulum SBF (South Park)
(C86) [Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki | Development Diary Ch.5 – Chizuru-chan Development Diary 1 [English] {2d-market.com}
A masturbation toy for girls developed by a dark pediatrician.
Heartbreak Wonderland
[China] Fuko no Konsui Rape - Seicho Kiroku | Father Daughter Unconscious Rape: The Development Records (No! No! Rape) [English] [JuliusWinnfield] [Digital]
COMIC Koh 2018-08 [Digital]
Boku ga Kawaigaru kara.
Kono Uragirimono!
[Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki Swapping Battle Hen | Chizuru-chan Development Diary Extra [English] {2d-market.com} [Decensored] [Digital]
(C61) [Unaginobori (Yokoi Rego, Yamane Akihiro)] Granitic Will (Comic Party)
Mercury Development Plan
[Chicken] Channel wa Sono Nama! | Raw Live Stream! (COMIC Anthurium 2018-06) [English] [Team Koinaka + CrowKarasu] [Digital]
[wolf con f] Taken for Granite [同文城] [Chinese]
(C88) [Yakiniku Tabetai (Derauea)] Uzuki-chan no Suimin Kaihatsu ~Chiryou to Shoushita Honki no Kozukuri Sex~ | Uzuki-Chan's Sleep Development ~Real Baby-Making Sex Passed off as Treatment~ (THE IDOLM@STER CINDERELLA GIRLS) [English] [B.E.C. Scans]
Uesugi Tsukasa wa Kaihatsu Sareteiru | Uesugi Tsukasa is being developed
Kareshi ja Ikenai Kyonyuu Meikko, Dai Kirai na Oji-san no Sei Kaihatsu Massage ni Ochiru | A Niece with Huge Tits who can't Cum with her Boyfriend Falls For her Hated Uncle's Sex Development Massage
(C87) [Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki 2 | Chizuru-chan's Development Diary 2 [English] =Lost Light + Funeral of Smiles + LWB=
Himitsu no xx Kaihatsu - Secret XX development | 秘密的××开发
Development Diary Ch.3 – Chii-chan Development Diary 3 {2d-market.com}
[Developers (Nagasode)] Eve-chan wa Shokushu Pants no Ejiki ni Narimashita. | Eve-chan Fell Prey to the Tentacle Panties. [English] {Hennojin} [Digital]
(COMITIA98) [Muchakai (Mucha)] Chii-chan Kaihatsu Nikki 2 | Development Diary Ch.2 – Chii-chan Development Diary 2 [English] {2d-market.com}