[Kurokishi no Kakureka] Tessa no Kanchou Nisshi ~Kanari Enema na Sentaichou no Ichinichi~ Junbigou (Full Metal Panic!)
Erratic Voice: The Prequel
[Shiwasu No Okina] Enkou Ojisan | Mister Enkou: The Prequel (Ero Pippi) [English]
Odoru Shokushu Kenkyuujo 15
Shinjite Support ni Okuridashita Koumei ga......
[Kuro] Orusuban | Minding The House [English]
One Time Gal Prequel
[GRIFON] Kinshin Soukan
(C91) [milkberry (Kisaragi Miyu)] Houkago no Naisho | After School Secret [English] [LoliAce]
Mogimogi Friends | 采撷密友 Ch. 1-5
(SC32) [Alice no Takarabako (Mizuryu Kei)] Follow the Hollow As We SpeaK (Fate/hollow ataraxia)
Boing Boing Teacher P41
(C77) [Honey Rider69 (Nanashi Niito)] Kill Me As A Sacrifice To Mother! 1
(C81) [ICE COFFIN (Aotsuki Shinobu)] Hell Black (TERA The Exiled Realm of Arborea)
[GD (Izumi Yakumo)] UNDER SKIN (Persona 2) [English]
Zoku Shigoto ga Deki nai Sakaki-kun wa Sex dake Yuunou | 工作廢柴榊君只有夜晚很有能力续篇
[Crimson (Carmine)] Tada no Haji | The only shame (To LOVE-Ru)
Hana Awase Iroha x Mikoto Soushuuhen 1
Pondepi Prequel
noblesse oblige
[YuKi-IRo] sanaesannogohoshinikki (tohoProject)
(C81) [Jibaku System (Suzuki Amaharu)] Ito-ko (Ben-To)
Haru Uri Porno | Hustling Porno
[Ame no Machi (Swap Kinoko)] Tamashii Irekawari Genshou - Case 0.5 Fukami Shiori no Baai - Prequel
Stay by Me Zenjitsutan Fragile S - Stay by me "Prequel"
COMIC Grape Vol. 27
[Cyclone (Izumi, Reizei)] Midareuchi 3 (Prequel) [Chinese] [翻车汉化组]
Imouto wa Mesu Orc 4 | My Little Sister is a Female Orc 4
親戚のお姉さんに筆下ろししてもらうお話
[Harenochiame] Country girl (COMIC Koh Vol.8) [Chinese] [夢之行蹤漢化組]
Brave Witches Prequel - episode 1
Enkou Ojisan | Mister Enkou: The Prequel
(COMITIA116) [Otaku Beam (Ootsuka Mahiro)] Stay by Me Zenjitsutan Fragile S - Stay by me "Prequel" [Fragile・S] [English] [GununuFapAgency]
Alien H -Record of Experimental Sexual Intercourse with Extraterrestrial Being-
Mama no Mizugi
(COMITIA116) [Otaku Beam (Ootsuka Mahiro)] Stay by Me Zenjitsutan Fragile S - Stay by me "Prequel" [Fragile・S]
[Arsh] Ori no Banken | Watchdog In Captivity ~Prequel~ [English] [Digital]
Sabishi Katta node Akuma o Shoukan shitara Taika to shite Futanari Yuri Ecchi Saserarete Shimau
(C83) [Yuasa Rengou (Jean Louis)] Inemuri Teacher (Chousoku Henkei Gyrozetter)
Kanojo no Himitsu III - The Secret of Her III
(C87) [Can Do Now! (Minarai Zouhyou)] Yoakashi no Koushou (Kantai Collection -KanColle-)
Watashi-tachi chikan sa re chaimashita
Mada Mijuku de Chiisana Libeccio ni Koi o Shita
夏日男子筋肉潛艇堡 (Summer's end Muscle Heat - The Boys Of Summer 2015) by 大雄 (Da Sexy Xiong) + Bonus Prequel [CH]
Itsuka Imouto o Okashisou na Ore no Nikuyoku
(C85) [Katamichi Kippu (Mikage Sekizai)] hitori futari (Love Live!)
[Doushia (Terasu MC)] Boku no Netorase Seiheki ni Tsukiatte kureru Kanojo | A Girlfriend Who Plays Along with My Cuckold Fetish + Prequel [English] [Defan752 & Tekkamaki] [Digital]
(C72) [Oiwaidou (Iwasaki Tatsuya)] Zenseiki no Evangelicosan (Kouhen) | Last Century's Evangelicosan (Prequel) (Neon Genesis Evangelion) [English] [EHCOVE]
Dengeki Moeoh 2015-12 [Digital]
[Kougi Anmitsu (Ichiren Takushou)] Kunoichi Indochuu ~Yuzuha Kikyou hen~ | Kunoichi's Lewd Adventure ~Yuzuha's Homecoming Arc~ [English] [Clog+RedLantern] [Digital]
[KAROMIX (karory)] Imouto to (Saimin de) Ichaicha Suru Hon 2 [Chinese] [绅士仓库汉化]
[clone Ningen] Y-yama-ke no Kettou | "Y" Mountain Villa's Lineage (Prequel) Side A+B (COMIC Megastore Alpha 2017-09) [English] [Laruffii] [Digital]
SeFri Jouzu no Takagi-san
[MTSP (Jin)] Kokoro no Kaitou no Josei Jijou (Persona 5) [Chinese] [無邪気漢化組] [2017-02-18]
(COMITIA116) [Otaku Beam (Ootsuka Mahiro)] Stay by Me Zenjitsutan Fragile S - Stay by me "Prequel" [Fragile・S] [Chinese] [炒鸡战士汉化组]
Toriaezu Rakugaki Toka Bon
[Saida Kazuaki] Kui Communication [Decensored]
HAPPY GO LUCKY DAYS
(C93) [ERECT TOUCH (Erect Sawaru)] Eikoku Shiki Goukon Gyakunan Jutsu (Girls und Panzer)
Darjeeling no Royal Course | 다즐링의 로얄코스
Dorei o Choukyou shite Harem Tsukuru kakohen - Training slaves to make a harem prequel 1
[Kichiku Koubou] Kaze no Tani no Chikarou (Nausicaä of the Valley of the Wind)
Kunoyu kyuupatsume kainushi no shitsuke
(C77) [Studio N.BALL (Haritama Hiroki)] Originalia
Mikoto-kun to Doui no Moto de Takusan Ecchi Shitai Hon
[Toadstool Factory (Mimic)] Aigan Youdo 08 [English] [The_56th]
[Midoriiro] Midaresome ni Shiwarenaranaku ni (Tamato Nadeshiko) [Chinese] [瑞树汉化组] [Digital]
Omae no Sei dakara na! | 還不都是妳的錯啦!
BANDIT x DRAGON
Lucky Pervert - The Prequel 1-2