Development Diary Ch.1 – Chii-chan Development Diary 1 {2d-market.com}
(COMIC1☆2) [The Latest Engine (Fujiyama Takashi)] DRAGON SLAVE 2 (Dragon Quest III)
[Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki Zenpen ~Kataomoichuu no Sensei no Tame, Chuunen Kyoushi ni Hamerareru Junjou Yuutousei~ | Chizuru-chan Development Diary Part One [English] {2d-market.com} [Decensored] [Digital]
[Mucha] Chizuru-chan Development Diary Full Color; Part One [English] {2d-market.com} [Decensored] [Digital]
(C89) [Rotary Engine (Kannazuki Motofumi)] Chimahame (Gochuumon wa Usagi desu ka?)
Bad-end simulation Vol. 2 add'l
[Inudrill Lolita Engine] Jacqli Ecchi (Ar tonelico) [ENG] [Fuwafuwaru!]
[Korotsuke] Nekura Megane ♀
(C101) [TLE (Fujiyama Takashi)] Tsukiushi Ni (Uzaki-chan ha Asobitai!) [Chinese]
We Can't [English] [Rewrite] [olddog51]
Kouta Tsuchiya's Lascivious Adventure In Another World
Prototype Lolita | 試作型好色少女
[Korotsuke] Nekura Megane ♀ | The Creepy Glasses Girl [English] [Ongoing] {darknight}
HANGED CROSS
(COMIC1☆9) [Rotary Engine (Kannazuki Motofumi)] Akenai Yoru (Yoru no Yatterman)
(C85) [Rotary Engine (Kannazuki Motofumi)] Technobreak Company (Outbreak Company)
[Rotary Engine (Kannazuki Motofumi)] Uchinoyome (Gochuumon wa Usagi desu ka?) [Digital]
Mako-chan Kaihatsu Nikki 2 -Netorare… Itsuwari no Shotaiken- | Mako-chan's Develpoment Diary 2
Shukujo no Kyouiku desuyo「Ojou-sama」
Break Blue Double Engine
Jibun demo Bikkuri shita Onna Omake 2-page
(C75) [最新引擎 (Fujiyama Takashi)] Sharon ojousama no ruki pai choukyou nisshi (Quiz Magic Academy)
[Danzi Engine (Shiba Yuuji)] Osugaki Sentou [English] [Digital]
(C90) [Carnage Engine (Bakudanbonbon)] Da Futago Kouhosei (Hyperdimension Neptunia)
(C64) [Rotary Engine (Kannazuki Motofumi)] Midare (Gad Guard)
(CR35) [The Latest Engine (Fujiyama Takashi)] PW TLE-PW03 (Final Fantasy VII)
[Mousou Engine (Korotsuke)] Izen to Shite Nigate na Senpai (Hitozuma) o Otosu Hanashi | The Story of How I Seduced My Old Still Hard to Deal with (Married) Senior [English] {darknight}
Martina Onee-chan no Seikatsu | Big Sis Martina's Sex Life
Izen to Shite Nigate na Senpai o Otosu Hanashi
Android Development Diary
(C88) [Rotary Engine (Kannazuki Motofumi)] Iroiro Ikuiku (Kiniro Mosaic)
(Shota Collection 4) [Panda 4gou (Shima Kyousuke)] Lag Lag (Lagoon Engine)
Iroiro Ikuiku
[Rocket Engine] SM Himitsu Club
[Rotary Engine (Kannazuki Motofumi)] Uchinoyome (Gochuumon wa Usagi desu ka?) [Chinese] [Sinris个人汉化] [Digital]
[Mousou Engine] Guuzen Saikai Shita Doukyuusei (Hitozuma) o Otosu Hanashi
[Korotsuke] Nekura Megane (Fate/Grand Order)
Tsugou no Ii Mesu-tachi | The Nymphos Who’re Up for Anything
[Rotary Engine (Kannazuki Motofumi)] Ore, Naedoko ni Narimasu. | Gonna be the Seedbed. (Ore, Twintail ni Narimasu.) [English] [Digital]
[Developing Person(Hatten Tojounin)] Pink Slime [English] [head empty] [Digital]
[Mousou Engine (Korotsuke)] Izen to Shite Nigate na Senpai (Hitozuma) o Otosu Hanashi
Offpako Quest OL Hen
Nekura Megane ♀ | The Creepy Glasses Girl
Otsubone Taiiku Kyoushi Mesu no Hon | The Phys Ed Dept’s Queen Bitch Book
Tsugou no Ii Mesu-tachi
Develop You!
Kusogaki Saimin VS Mesuinu Madoka
(C84) [Muchakai (Mucha)] Chii-chan Kaihatsu Nikki 4 | Development Diary Ch.4 – Chii-chan Development Diary 4 [English] {2d-market.com}
[Kagono Tori] Ganbatte Ikitekita Ojisan ga Mukuwaretemo Iijanai | Middle-Aged Men Who Live Earnestly Deserve a Little Pay-Off Right? (COMIC LO 2019-04) [English] {Mistvern} [Digital]
[Heroine Engineering (TAREkatsu)] Bad-end simulation Vol. 2 add'l (Bishoujo Senshi Sailor Moon) [English] [Kuraudo]
MBJS ga Maiorita!
Hikari-san Kaihatsu Nisshi | Hikari-san's Development Diary
(C80) [TLE (Fujiyama Takashi)] Ruki-pai Shinsatsu Nikki (Quiz Magic Academy)
Necrotech Engineering
(COMIC1☆6) [Rotary Engine (Kannazuki Motofumi)] Inboku (Inu x Boku SS)
(C92) [Rotary Engine (Kannazuki Motofumi)] Satania VS Shokushuburo (Gabriel DropOut)
(C91) [Rotary Engine (Kannazuki Motofumi)] Yowakute New Game. (NEW GAME!) [Chinese] [无毒汉化组]
土屋康太のムッツリ異世界転生
Nekura Megane ♀
Otsubone Taiiku Kyoushi Mesu no Hon | 敗犬體育老師♀的本本
Cage of the Zonai
Kimi ga Sore o Ai to Yonde mo - Even if you call it love 29
Otona no HoloKle | holo 成人剧场
Kyou kara Kazoku, Soshite Koibito. Ch. 1
Boku no Mama-chan Kaihatsu Nikki 1 | The development diary of my Mama-chan 1
[Rotary Engine (Kannazuki Motofumi)] LOTUS BREAKDOWN (Accel World) [English] [HappyMerchants] [Digital]
(C67) [Inudrill Lolita Engine (Tondabayashi Sayaka)] Ane to Ojou (School Rumble)
Haiki Shobun Shiranui Mai No.2 add'l Route B
[Okada Matsuoka] Milk Engine
(C85) [Rotary Engine (Kannazuki Motofumi)] Technobreak Company (Outbreak Company) [English] [Doki Fansubs]
(C71) [Rotary Engine (Kannazuki Motofumi)] Potato chip ni ketchup wo (KiMiKiSS)
Space Pitfall〜Uchyu no Otoshiana〜
Shokudou Nounesan O Tabetai Hanashi
(C95) [Rotary Engine (Kannazuki Motofumi)] JS Kenkyuukai (Ryuuou no Oshigoto!) [Chinese] [脸肿汉化组]
[Muchakai (Mucha)] Chii-chan Kaihatsu Nikki 3 | Chii-chan's Development Diary 3 [English] {Doujin-moe.us}
Toraware Rin-chan
(C75) [Rotary Engine (Kannazuki Motofumi)] Rizumi Tengoku (Doki Doki Majo Shinpan!)
Mansions & Milfs 2
(C91) [Carnage Engine (Bakudanbonbon)] Yellow Heart-sama to Osoto de Ecchi Suru Hon (Hyperdimension Neptunia)
Yuunou Engineer ni wa Ura no Kao ga Aru Watashi o Kaihatsu suru Dekiai Step | 能干程序员隐藏的一面 把我“开发”的溺爱步骤 1-8
Lapin de Peace!
Tomodachi to Kaihatsu Shite Miru Hon. | A book about trying to develop your sensitivity with your friend
[The Latest Engine (Fujiyama Takashi)] Soul Slave ~Sei Senshi Nyuujoku~ (Soul Calibur) [Digital]
Jigen Engine no Himitsu
The story of Shota, who was developed by Mesuiki when trying to sleep rape a tutor
[Rotary Engine (Kannazuki Motofumi)] Cos Mame (Gochuumon wa Usagi desu ka?) [English] {Hennojin} [Digital]
[Uru] Teishinchou Complex Ojou-sama no Gyakushuu [Chinese] [沒有漢化]
[Terasu] Teitoku ga Shiranai Tokoro de Yarichin Seibishi to no Uwaki Sex ni Dohamari Shita KanColle no Tenryuu | While admiral doesn't know it, Tenryuu is having NTR sex with an engineer. (Kantai Collection -Kancolle-) [English]
[Heroine Engineering (TARE Katsu)] Haiki Shobun No.3 (Street Fighter) [Digital] (English) (Machine Translation)
Cho-choshin Josei Shima no Kanrinin Shumei
Shinseki no Onnanoko ga Kyuuseichou Shite Bakunyuu ni Narimashita | A relative of yours develops suddenly and gets MASSIVE TITS
Himitsu no xx Kaihatsu - Secret XX development | 秘密的××开发
(C94) [Mousou Engine (Korotsuke)] Martina Onee-chan no Seikatsu | Big Sis Martina's Sex Life (Dragon Quest XI) [English] =The Lost Light + mrwayne=
(C93) [Mousou Engine (Korotsuke)] Martina Onee-chan no Junan (Dragon Quest XI)
(C76) [Rotary Engine (Kannazuki Motofumi)] Nodocchi Ryouri Show | Nodocchi Cooking Show (Saki) [English] {doujin-moe.us}
Chii-chan Kaihatsu Nikki Color Ban | Chii-chan Development Diary Full Color Collection
[R-gen] Seishoku Kaihatsu Torawareta Elf no Choukyou Jikken | Sexual Development - Torture Training of Captured Elf (Mesu Hana ga Ochiru Toki) [English] [MTL] [Digital]
(C91) [Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki 4 | Development Diary Ch.8 – Chizuru-chan Development Diary 4 [English] {2d-market.com}
[Developers (Nagasode)] Futari wa Choukyou Game no Ejiki ni Narimashita. | They Both Fell Prey To The Training Game. [English] {Hennojin}
Hitozuma Tokiko no Tenraku
(COMIC1☆9) [Rotary Engine (Kannazuki Motofumi)] Akenai Yoru (Yoru no Yatterman) [Chinese] [脸肿汉化组]
Touhou Nyuusatsuroku
(COMIC1☆2) [Rotary Engine (Kannazuki Motofumi)] Ikoku Meirou no Nippon Ningyou (Ikoku Meiro no Croisée)
Yunou engineer niha URA no kao ga aru watashi o kaihatsu suru dekiai suteppu | 能干程序员隐藏的一面 把我“开发”的溺爱步骤 1-2
[Developers (Nagasode)] Ima kara Anata wa Onanie Ningyou desu [Chinese] [有条色狼汉化]