[Ootani Mikoto] Seishun Kanjouron - youth emotion theory [R18 Ban] 1
[Tada no Gorira] Shirokuro Emi R18 Manga & Irasuto Matome
Develop You!
(Ore no Turn 5) [Dekoboko. (Hekomi)] Develop You! (Yu-Gi-Oh! VRAINS)
[Happy Drop (Bell)] Identity
InCha Otaku no Boku to YouCha Otenba Kanojo no Icha Love Yarimakuri Seichouki | Development Records of An Asocial Otaku and a Brown Tomboy Going At It Over And Over
Boku no Mama-chan Kaihatsu Nikki 1 | The development diary of my Mama-chan 1
Soutaisei Virgin Theory
(C66) [SUBSONIC FACTOR (Ria Tajima)] The steady-state theory (Fullmetal Alchemist)
Chii-chan's Development Dairy 4
しらつゆ娘2
Kimi to no Shukumeiron - The theory of fate with you. | 與妳的宿命論
[Developers (Nagasode)] Eve-chan wa Shokushu Pants no Ejiki ni Narimashita. 2 | Eve-chan Fell Prey to the Tentacle Panties. 2 [English] [Digital]
[SERVICE BOY (Hontoku)] Jun'ai Mandara Chitai Sarashi (Identity V) [English] [nekoumancer]
Shinseki no Onnanoko ga Kyuuseichou Shite Bakunyuu ni Narimashita | A relative of yours develops suddenly and gets MASSIVE TITS
(Knights Theory) [Snow Peach (Mipoko)] Naru no Anal kara Inspiration ga Waite Kuru zo (Ensemble Stars!)
[SERVICE BOY (Hontoku)] Jun'ai Mandara Chitai Sarashi
Scapegoat Koufukuron | Scapegoat Theory of Happiness
JK육변기 육성일지 | JK-CumDump Development Diary
(C72) [Blind hope (Mashu Maro)] Nina no Spezielle Relativitätstheorie (Code Geass: Lelouch of the Rebellion)
Orcs and juvenile ω love evolution theory
Happy Lucky Happening!!
[Nekohakushaku] Boku no Mama-chan (43) Kaihatsu Nikki 1 | The development diary of my Mama-chan 1 [English] [Pandora's actor]
Empty Theory 1 - After Pleasure
(C96) [White Identity (Onguuchi)] Kiso ga Ita kara - I could always try hard because of Kiso. (Kantai Collection -KanColle-)
[Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki Kouhen ~Ochita Moto Junjou Yuutousei wa, Chuunen Kyoushi no Mesuinu Onaho~ | Chizuru-chan Development Diary Part Two [English] {2d-market.com} [Decensored] [Digital]
Empty Theory 6 - Hearts Scheme
Kimi no Yasashii Yubi
(C84) [Muchakai (Mucha)] Chii-chan Kaihatsu Nikki 4 | Chii-chan's Development Diary 4 [English] {Doujin-moe.us}
Zenbu Bug no Sei da!
Mesu Danshi Ecchi Manga Tsumeawase
Tomodachi to Kaihatsu Shite Miru Hon. | A book about trying to develop your sensitivity with your friend
[33] bothasurato (identity V)
Huasanorori 1# Anniversary English
Elements1 - Theory
Happy theory
(C91) [Roubai-tei (atahuta)] Tanoshii Seieki Bokujou -Kaihatsu Hen-|Happy Semen Farm -Development Branch- (Brave Witches) [English] [Mongolfier]
[Medaka Kenichi] Hatsuiku Yokujou | Development Bath (COMIC LO 2007-02) [English]
Development Diary Ch.2 – Chii-chan Development Diary 2 {2d-market.com}
(Zankyou Hallucinate 9) [Hatogo Tsubu (Hatomugi)] Roleplay (Identity V)
Itaiamai | 痛苦的甜蜜 Ch. 1-12
Higurashi CG Shuu Seisakuchuu | Higurashi CG under development
[China] Fuko no Konsui Rape - Seicho Kiroku | Father Daughter Unconscious Rape: The Development Records (No! No! Rape) [English] [JuliusWinnfield] [Digital]
Yousen Otaku Onna ga Nui ni Ecchi Sasete tara Shouen no Karera ni Hanei Sareteshimau Hon.
[Theory of HEAVEN (CROW)] Onikuya Ken-chan (Anyamaru Tantei Kiruminzoo) [Digital]
(COMIC1☆6) [Crazy9 (Ichitaka)] Zessica no Koufukuron | Zessica's Theory of Happiness (Aquarion Evol) [English] [biribiri + Doujin-Moe.us]
[SURREAL] hanahirakukiminiyoriirozuku (identity V)
Tanoshii Seieki Bokujou -Kaihatsu Hen-|Happy Semen Farm -Development Branch-
[Mucha] Chizuru-chan Development Diary Full Color; Part One [English] {2d-market.com} [Decensored] [Digital]
(C53) [Studio Mukon (Zyaroh Akira)] SUPPLEMENT AND DEVELOPMENT (Battle Athletes Victory, ToHeart, Darkstalkers)
[Toriwasabi (Mimoza)] 恐怖モブサバイバーおじさんvsイキリメスガキハンター (Identity V) [Digital]
Shirokuro Emi R18 Manga & Irasuto Matome
(Zankyou Hallucinate 10) [4.Quatre (Shiki)] Tawamure to Yobu naraba (Identity V)
(C81) [Ajapaa. (Okina Naoki)] Mikansei Identity (K-ON!)
(C95) [OrangeMaru (nodoco)] Christmas no Seishouseki (Fate/Grand Order) [English] {The Ancient Hentai Theory}
Kao wa Sokkuri nanoni Karada wa Sorezore Chigau Houkou ni Seichoushita Osananajimi no Futago-chan | Twin Childhood Friends with Identical Faces but Opposite Body Types
[Aiirosakura (Aikawa Ryou)] Kuubo Wo-Kyuu-chan no Shimakaze Yuri Dorei Choukyou ~Anal Kaihatsu Hen~ | Standard Carrier Wo-Class Shimakaze's Yuri Slave Training ~Anal Development~ (Kantai Collection -KanColle-) [English] [B.E.C. Scans] [Digital]
[Marui Maru] Echiechi Seichou Kiroku 1-2 | Naughty Development Diary 1-2 [English] [Xzosk] [Digital]
Chizuru-chan Kaihatsu Nikki 4 | Development Diary Ch.8 – Chizuru-chan Development Diary 4 {2d-market.com}
[Muchakai (Mucha)] Chii-chan Kaihatsu Nikki 3 | Chii-chan's Development Diary 3 [English] {Doujin-moe.us}
[Noise] Short Pants no Onnanoko no Hatsuiku ga Yosugiru Ken ni Tsuite | Concerning the Matter of the Abnormally Rapid Development of Girls Who Wear Short Pants [English] {5 a.m.}
[acura] Gouyoku Hoteru [Fumuke] ※ Kyapu Hitsudoku
JK Cumdump Development 2 | JK육변기 육성일지2
[mdo-h] Soutaisei Virgin Theory [Digital]
木曾がいたから
[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]
Futanari Choukyoushi ni Kaihatsu Sareru Shota | Boys Getting Developed by Futanari Trainers
(C85) [Muchakai (Mucha)] Chii-chan Kaihatsu Nikki 4.1 | Chii-chan's Development Diary Epilogue [English] {doujin-moe.us}
[Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki Swapping Battle Hen | Chizuru-chan Development Diary Extra [English] {2d-market.com} [Decensored] [Digital]
Crow (Theory of Heaven) - Honey Kami the 2nd vol.0.7
Chizuru-chan's Development Diary
Jouyoku Identity
Empty Theory 4 - Well Definitely Meet Again
bothasurato
Mei ni Anal Kaihatsu Sareru JK | Anally Developed by My Niece
Kasa no Shita de Kiso wa... + Maximum Happiness
Development Diary Ch.3 – Chii-chan Development Diary 3