Identity Development Theories

Development Diary Ch.1 – Chii-chan Development Diary 1

A Professors Theory on Love and Sex Reassignment Surgery

Na to Ha to Ichaicha Ecchi Suru Hon

[Developing Person(Hatten Tojounin)] Pink Slime [English] [head empty] [Digital]

第五人格贝拉夫人

[R-gen] Seishoku Kaihatsu Torawareta Elf no Choukyou Jikken | Sexual Development - Torture Training of Captured Elf (Mesu Hana ga Ochiru Toki) [English] [MTL] [Digital]

[Solar System Development Organization (Kinako)] Sleeping Monster (Durarara!!)

Onimara

(C66) [SUBSONIC FACTOR (Ria Tajima)] The steady-state theory (Fullmetal Alchemist)

tawamuretoyobunaraba

Xie Bi'an x Michiko

Development Diary Ch.3 – Chii-chan Development Diary 3 {2d-market.com}

[Nekohakushaku] Boku no Mama-chan (43) Kaihatsu Nikki 1 | The development diary of my Mama-chan 1 [English] [Pandora's actor]

[Crow_Theory of Heaven] Gurren Lagann Shimo-kyun Haa Haa Hon Hadaka Negai (Gurren Lagann) [Raw]

[Chuushin Kuranosuke] Like a KIDDING! Ch.1 - Identical Twins [English] [Uncensored]

[Developers (Nagasode)] Eve-chan wa Shokushu Pants no Ejiki ni Narimashita. | Eve-chan Fell Prey to the Tentacle Panties. [English] {Hennojin} [Digital]

Soutaisei Virgin Theory

(Reitaisai 19) [Rocket Chousashitsu (Koza)] Nitori-san wa Kaihatsuchuu | Nitori-san is Developing (Touhou Project) [English] [Haj3]

木曾の起訴

Okusan ga Kinyoku Ochisuru Dosukebe Zuma deshita

Koe | Voice

(C53) [Studio Mukon (Zyaroh Akira)] SUPPLEMENT AND DEVELOPMENT (Battle Athletes Victory, ToHeart, Darkstalkers)

木曾がいたから

Shirokuro-san ni Nukareru Osame no Hon

[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]

Futanari Choukyoushi ni Kaihatsu Sareru Shota | Boys Getting Developed by Futanari Trainers

Futari wa Choukyou Game no Ejiki ni Narimashita. 2

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

Happy Lucky Happening！！

Development Diary Ch.5 – Chizuru-chan Development Diary 1

[Developers (Nagasode)] Kaeshite! Boku no Clitoris 2 Inma no Iinari Dosukebe Choukyou | My Clitoris 2: The lewd devil's humilating training [English]

Shirokuro Emi R18 Manga & Irasuto Matome

Empty Theory 1 - After Pleasure

Empty Theory 5 - Advantage

[Hiura] [Web Sairoku]

[Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki Swapping Battle Hen | Chizuru-chan Development Diary Extra [English] {2d-market.com} [Decensored] [Digital]

[Muchakai (Mucha)] Mako-chan Kaihatsu Nikki 2 -Netorare… Itsuwari no Shotaiken- | Mako-chan's Development Diary 2 [English] {2d-market.com} [Decensored] [Digital]

Itaiamai | 痛苦的甜蜜 Ch. 1-12

Shinseki no Onnanoko ga Kyuuseichou Shite Bakunyuu ni Narimashita | A relative of yours develops suddenly and gets MASSIVE TITS

(C87) [Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki 2 | Development Diary Ch.6 – Chizuru-chan Development Diary 2 [English] {2d-market.com}

(C86) [Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki | Chizuru-chan's Development Diary [English] [Doujin-Moe]

Happy theory

(COMITIA98) [Muchakai (Mucha)] Chii-chan Kaihatsu Nikki 2 | Development Diary Ch.2 – Chii-chan Development Diary 2 [English] {2d-market.com}

[MM] Deep Kiss Development Story (Hoshikawa Sara)

(C88) [Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki 3 | Development Diary Ch.7 – Chizuru-chan Development Diary 3 [English] {2d-market.com}

(C92) [Aidentity (Keyspace)] Shiratsuyu Musume 2 (Kantai Collection -KanColle-)

Chii-chan's Development Dairy 4

Chii-chan's Development Dairy 2

[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]

[Medaka Kenichi] Hatsuiku Yokujou | Development Bath (COMIC LO 2007-02) [English]

(C96) [White Identity (Onguuchi)] Kiso ga Ita kara - I could always try hard because of Kiso. (Kantai Collection -KanColle-)

Empty Theory 6 - Hearts Scheme

Chizuru-chan's Development Diary

[Okano Ahiru] Hanjuku Developer - The immature developer

(Knights Theory) [Snow Peach (Mipoko)] Naru no Anal kara Inspiration ga Waite Kuru zo (Ensemble Stars!)

Seishoku Kaihatsu - Torawareta Erufu no Chōkyō Jikken | Sexual Development - Torture Training of Captured Elf

(C96) [White Identity (よろず)] 僕の私の木曾合同 (艦隊これくしょん -艦これ-)

Sepia-chan wa Choukyou Machine no Ejiki ni Narimashita. 2

[Mujitan (Tsumugie)] Kyonyuu Kuchikukan Hatsuiku Chousa Shirei San | Big Titty Destroyers' Development Survey Order (Kantai Collection -KanColle-) [English] {DKKMD Translations} [Digital]

(C64) [Kokushi Tenshi (Various)] SPACE STRING THEORY (Uchuu no Stellvia)

Kasa no Shita de Kiso wa... + Maximum Happiness

(C91) [Roubai-tei (atahuta)] Tanoshii Seieki Bokujou -Kaihatsu Hen-｜Happy Semen Farm -Development Branch- (Brave Witches) [English]

Chizuru-chan Kaihatsu Nikki 3 | Development Diary Ch.7 – Chizuru-chan Development Diary 3 {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]

Kodomo no Riron | A Kid’s Theory

[Medaka Kenichi] Hatsuiku Yokujou | Development Bath (COMIC LO 2007-02) [English] [Bakachin Manga Translations™] [Incomplete]

(C78) [Kinokonomi (kino, konomi)] Kinokothical Theory (Various)

(Ore no Turn 5) [Dekoboko. (Hekomi)] Develop You! (Yu-Gi-Oh! VRAINS)

Jouyoku Identity

Higurashi CG Shuu Seisakuchuu | Higurashi CG under development

Mesu Danshi Ecchi Manga Tsumeawase

空がこんなに青いのに

Elements1 - Theory

[Developing Person(Hatten Tojounin)] Pink Slime [English] [head empty] [Digital]

(COMITIA97) [Muchakai (Mucha)] Chii-chan Kaihatsu Nikki | Development Diary Ch.1 – Chii-chan Development Diary 1 [English] {2d-market.com}

Illya Imouto Onahole Kaihatsu Choukyou | Illya Little Sister Onahole Development Training

[resupanisuka] GOOD NIGHT (daigojinkaku)

[SERVICE BOY (Hontoku)] Jun'ai Mandara Chitai Sarashi (Identity V) [English] [nekoumancer]

Secret XX Development

Chizuru-chan Kaihatsu Nikki 4 | Development Diary Ch.8 – Chizuru-chan Development Diary 4 {2d-market.com}

[Developers (Nagasode)] Sepia-chan wa Choukyou Machine no Ejiki ni Narimashita. [Chinese] [不咕鸟汉化组] [Digital]

Chizuru-chan Kaihatsu Nikki 4 | Development Diary Ch.8 – Chizuru-chan Development Diary 4

僕の私の木曾合同

Zenbu Bug no Sei da!

[Sansui] Meijou Shi Gatai Kyoufu Ni Osowa Reru Shingan-chan No Ohanashi

Himitsu no xx Kaihatsu - Secret XX development | 秘密的××开发

Hitozuma no Kakushigoto 1

Another Vector Identical

[Matcha Neji] Okaa-san to Asobo Ninshin-hen (COMIC MILF 2022-04 Vol.65) [Chinese]

[SHINSHIN] Shinshin Nijigenron | Mind and Body Two Dimension Theory

(C92) [Koniro Drops (Morishima Kon)] Rironjou 3-patsu made nara Taeraremasu. - In Theory You Can Tolerate up to Three Shots (Splatoon) [Chinese] [沒有漢化]

[acura] [ENG] Greed Hotel

Chizuru-chan Kaihatsu Nikki | Chizuru-chan's Development Diary

[SURREAL] hanahirakukiminiyoriirozuku (identity V)

Chii-chan's Development Dairy 1

[bifidus] Hikari-san Kaihatsu Nisshi | Hikari-san's Development Diary (Kimi o Sasou Uzuki Ana) [English] [Digital]

[Ootani Mikoto] Seishun Kanjouron - youth emotion theory [R18 Ban] 1

[mdo-h] DEVIL'S BORN (Soutaisei Virgin Theory) [Chinese]

Kaijin Kaihatsubu Tanpen Ero | Monster Development Department Short Erotic Manga

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

[SERVICE BOY (Hontoku)] Jun'ai Mandara Chitai Sarashi (Identity V) [English] [nekoumancer]

[Kuroiwa Menou] Hitozuma Club Bijo to Yajuu-tachi (COMIC HOTMILK 2020-05) [English] {The Ancient Hentai Theory} [Digital]

(C81) [Ajapaa. (Okina Naoki)] Mikansei Identity (K-ON!)

[Developers (Nagasode)] Eve-chan wa Shokushu Pants no Ejiki ni Narimashita. 2 [English] {Hennojin} [Digital]

(Zankyou Hallucinate 10) [4.Quatre (Shiki)] Tawamure to Yobu naraba (Identity V)

[Shoryutei Enraku] Seishin Kaihouron | The theory of releasing your real self (Nozoite wa Ikenai 7 - Do Not Peep! 7) [English] [Quick and easy translations]

K's Theory

Boku no Mama-chan Kaihatsu Nikki 1 | The development diary of my Mama-chan 1

(C93) [Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki 5 | Chizuru-chan Development Diary 5 [English] {doujins.com}

Jun'ai Mandara Chitai Sarashi

Tomodachi to Kaihatsu Shite Miru Hon. | A book about trying to develop your sensitivity with your friend