Kiyusumi Opm

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

[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!!)

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]

(C78) [STUDIO HUAN (Raidon)] Raidon Shougyoushi Full Color Soushuuhen

[Nagi Ichi] Hatsumei Shounen Touma ! ~Tetsuda Hakase no Gyakushuu Hen (Koushoku Shounen Vol. 11) [Chinese] [有勇氣承認失敗的漢化組永遠都會有站起來的一天] [Digital]

Koe | Voice

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

[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]

[MANITOU (Nakajima Rei)] RK tipeR ex COPIES+ (Super Black Jack, Xenosaga)

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

[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]

(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]

Virgin Na Kankei Vol2 - Chapter 16

(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)

M4 SOPMOD II

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

NINJA HIGH SCHOOL

[Enokido] Bijyo to Yajyuu 2nd ~Gyaru to Kimoota~ | The Beauty and The Beast 2nd ~The Gyaru and The Disgusting Otaku~ (COMIC Anthurium 2023-01) [English] [SDTLs] [Digital]

EROSION 07

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]

Chizuru-chan's Development Diary

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

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

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

Owatta Koi ga Otte Kita | 死去的恋情追上我 1-4

[INFINITY-FORCE (Various)] Digitama 04 FRONTIER (Digimon Tamers, Digimon Frontier)

Chizuru-chan Kaihatsu Nikki 3 | Development Diary Ch.7 – Chizuru-chan Development Diary 3 {2d-market.com}

(FF32) [TOMSETTW (ZEN)] Grifon Summer Swimsuit Sex Party (Girl's Frontline) [English] {Hennojin}

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

[Dopmin] Ovulation Day (Pokemon)

Higurashi CG Shuu Seisakuchuu | Higurashi CG under development

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

(C93) [Bread & Cake (Various)] Ire Tights Kanmusu Graffiti (Azur Lane, Kantai Collection -KanColle-)

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

Secret XX Development

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

OPM Futa

[FF32] (不紳士作戰部) (ZEN) 格里芬夏日水著性交派對 (Girl's Frontline) 恐怖蟑螂公個人分享

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

Kuni de Ichiban no Kizoku ga Noumin Musume ni Kaihen Sarechau Ohanashi | The Story of How the Country’s Topmost Aristocrat Was Transformed Into a Peasant Girl

Tekken Seisai Stopman

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

(CR18) [Tail of Nearly (Wakabayashi)] Shadow=Defence (Various)

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

Chii-chan's Development Dairy 1

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

Kaijin Kaihatsubu Tanpen Ero | Monster Development Department Short Erotic Manga

Grifon Summer Swimsuit Sex Party

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}

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

Seichou Nikki | Sexual Development Journal

[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]

(C91) [Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki 4 | Development Diary Ch.8 – Chizuru-chan Development Diary 4 [English] {2d-market.com}

Chii-chan's Development Dairy 3

Development Diary Ch.2 – Chii-chan Development Diary 2

[Okumori Boy] Manman Choudai ~Kaa-san wa Doukyuusei~ [Chinese]

(C86) [Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki | Chizuru-chan's Development Diary [English] =Lost Light+Funeral of Smiles+LWB

Development Diary Ch.3 – Chii-chan Development Diary 3

Hey!! Night Battle o Hajimemasho!

Imouto ga Watashi o Okazu ni Shitate Onanie o Shite ita Hanashi

Minna no Meshitsukai Kaihatsuchuu desu | Everyone's Servant Is in Development

Chii-chan Kaihatsu Nikki Color Ban | Chii-chan Development Diary Full Color Collection

Hikari-san Kaihatsu Nisshi | Hikari-san's Development Diary

Android Development Diary

(C64) [Robazoku (Yumesaki Sanjuro)] Tsuki Kyuuden (Tsukihime)

Imouto Saimin Kaihatsu "Karada ga Ugokanai!!" | Little Sister Hypno Development "I Can't Move My Body!!"

Netoraseta Tsuma ga Ochiru made

JK Cumdump Development 2 | JK육변기 육성일지2

[Shimaji] Seicho Kiroku -Zenpen- | Souma's Sex Development Record - Part 1 (Koushoku Shounen Vol. 07) [English] [Decensored] [NewsMedia]

(C87) [Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki 2 | Chizuru-chan's Development Diary 2 [English] =Lost Light + Funeral of Smiles + LWB=

tsuyo Sō jū musume 1 ST LIEUTENANT HATANACA

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

[China] Fuko no Konsui Rape - Seicho Kiroku | Father Daughter Unconscious Rape: The Development Records (No! No! Rape) [English] [JuliusWinnfield] [Digital]

Kyonyuu Fantasy 3 DLC Collection

(C85) [Muchakai (Mucha)] Chii-chan Kaihatsu Nikki 4.1 | Chii-chan's Development Diary Epilogue [English] {doujin-moe.us}

(C84) [Muchakai (Mucha)] Chii-chan Kaihatsu Nikki 4 | Chii-chan's Development Diary 4 [English] {Doujin-moe.us}

[Marui Maru] Echiechi Seichou Kiroku 1-2 | Naughty Development Diary 1-2 [English] [Xzosk] [Digital]

(COMITIA98) [Muchakai (Mucha)] Chii-chan Kaihatsu Nikki 2 | Chii-chan's Development Diary 2 [English] {Doujin-moe.us}

SUPPLEMENT AND DEVELOPMENT

Douga Haishin de Hamerareta Hitozuma

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

[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]

Sixth: Focused Production Development

[Satsuki Imonet] Toshi Densetsu Series Ch. 03 (Comic Unreal 2016-10 Vol. 63)

(C64) [Giroutei (Shijima Yukio)] Giroutei '02 Kai (Street Fighter)

Development Diary Ch.4 – Chii-chan Development Diary 4 {2d-market.com}

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

[Yabu no seisakusho] Naked Dream Lunatic Volume 1 (Urusei Yatsura)

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

[Mucha] Chizuru-chan Development Diary Full Color; Part One [English] {2d-market.com} [Decensored] [Digital]

[Suma Miru] Doki Doki Maintenance (Shinzui EX VOL. 4) [English] [Yoroshii]

Mist Magazine(Ladies Comics) (1998)

[Taki Minashika] Taki Minashika Gashuu 2 Erotical LOVERS Hatsubai Kinen Tokuten Shousasshi

(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]

Muchikko Succubus Choukyou Kaihatsu | An Innocent Succubus' Development Training

Reibaishi Mikoto Kairaku ni Haiboku su... ～Karata wo Kiyomeru Tame ni H ni Sawararete Iki Hateru Karada～

[HATENA-BOX (Oda Kenichi)] E-BODY NANOHA/FATE (Mahou Shoujo Lyrical Nanoha) [Digital]

(CR21) [Bakuhatsu BRS. (B.Tarou)] Roll-chan no Kaihatsu Nikki | Roll's Development Diary (CAPSULE COMPUTER) (Rockman DASH) [English] [Writefuck]

[Wolf Ogami] Super Family Complex / Super Taboo Ch. 09 / Супер Табу Чаптър 09 [Bulgarian]

Development Diary Ch.1 – Chii-chan Development Diary 1 {2d-market.com}

[Shimoyakedou (Ouma Tokiichi)] Marshm@llow Cinderella (THE iDOLM@STER CINDERELLA GIRLS) [Digital]

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