Houmatsu Mugen
Sabbath wa Houkago, Chikashitsu de | The Sabbath happens after school, in the underground room
(C48) [Metal (Azuki Kurenai)] Misty Moon Metropolis Fanbook BREED Dorei Jokyouju Kousaka Shiori 2
[Underground Campaign (Senga Migiri, jin)] Dokata Kuchiman Hole - Tobi Hen
[Zucchini] Monster Seisan Koujou, Kengaku! | Monster Breeding Factory, Inspection! (Bessatsu Comic Unreal Ningen Bokujou Hen Vol. 1) [English] {Kizlan}
[Unknown] Chika Teien | Underground Garden [Chinese]
[Pal Maison] The Mating Diary Of An Easy Futanari Girl ~Girls-Only Breeding Meeting - Part Three, Ep 1~ [English] [Futackerman]
[Fractal Underground Studio] Kodomo Rakuen Ransel Shoujo Hen
[Tamagoro] Mutsumi-san no Hanshoku Katsudou Kiroku Bangaihen | The Chronicle of Mutsumi's Breeding Activities side story (COMIC Penguin Club Sanzokuban 2016-10) [Chinese] [最愛路易絲澪漢化組]
Chika Tougijou Sen - Underground Colosseum Sen 5
Asuka, the Public Breeding Toy
(C78) [Kougeki (Ootsuki Wataru)] Pleasure Ground (Touhou Project)
[Omochi Noubyouin (Ningen Janai)] DWU Sennou Ryoujoku | DWU Sexual Brainwash Assault (Deep Web Ungerground) [English] {Doujins.com} [Digital]
[Dayoo] Lonely Playground Ch. 1 [Chinese] [拾荒者汉化组] [Digital]
SUPER HARD Hatsujou Imouto 2 | SUPER HARD Breeding Imouto 2
Sister Breeding 2 Gimai Tsukimiya Mirai Aokan Choukyou Hen
[Anthology] Himitsu no Hanazono (Various)
(C64) [Tsurikichi-Doumei (Umedama Nabu)] Nan Demo-R Vol. 3 (Mahou Sensei Negima)
DWU Sennou Ryoujoku
Horse Girl Breeding Show
Chuppon Onna no Vacuum Fella | 吸精淫亂女的吸引奉仕
[Nakaji Hana] melting ice love ground (RAW)
[ECO] Under Ground
(CSP6) [CRIMSON GROUND (Miyashiro Sousuke)] Mutsu Onee-chan ni Hokyuu de Bakuchin (Kantai Collection -KanColle-) [Chinese] [空気系☆漢化]
[Shinobe] Sweet Devil (PLUM FE Vol.8) [English] [BSN] [Digital]
(C81) [Azure Bekkan (Konno Azure)] Breeding Days (WORKING!!)
(C94) [Okazu Company (Various)] NukiPara (PriPara)
(COMIC1☆15) [CRIMSON GROUND (Miyashiro Sousuke)] Kuroki Mori no Majo no Tai
[Shiruka Bakaudon] Uramono Zasshi No Fan Wa Yahari Orokamono De Aru | Fans of Underground Magazines are Truly Fools (COMIC Mate Legend Vol. 15 2017-05) [English] [Digital]
(CR37) [St. Rio (Kitty, Kouenji Rei)] COSMIC BREED 3 (Gundam SEED DESTINY)
[EKZ] Devil's Playground [English]
Reverse summons-type brainwashing breeding program - brainwashing gacha life ... without an occupation
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen [Chinese] [沒有漢化] [Digital]
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 2 [Chinese] [沒有漢化] [Digital]
[CRIMSON GROUND (Miyashiro Sousuke)] Takao Onee-san no Hokyuu no Enshuu (Kantai Collection -KanColle-) [Digital]
[Madoromi Andon (Madoromi)] Crossbreeding with aliens
Underground Athlete Maker
Imouto Sengen
Cross Breed (uncensored)
COSMIC BREED 5
(C78) [Crazy9 (Ichitaka)] Alice in Underground (Ookami-san to Shichinin no Nakama-tachi)
Monster Breeding Factory, Inspection!
(SUPER21) [mixed breed (Chane)] desire to monopolize (Macross Frontier)
Futanari Elf no Tanetsuke Bokujou 1 | Futanari Elf Breeding Farm 1
ABDUCT ~Ike Nai Shiiku Kansatsu~ | ABDUCT ~The Wrong Breeding Observation~
The Sarasa of Ground Zero
Hitsugi
(C74) [Nekopunch Bashibashi (Mogudan, Nyangorou)] Under Ground
[Pal Maison] Diary Of An Easy Futanari Girl ~Girls-Only Breeding Meeting Part 3 Episodes 2 and 3
Sunao ja Nai Kanojo to no Sesshikata
[Nakamura Yukitoshi] Underground Athlete Maker (2D Comic Magazine Kikaikan Ningen Bokujou Vol. 2) [English] [Digital]
(Puniket 20) [Chronolog, Shoujo Zukin (Sakurazawa Izumi, Hatomugi Munmun)] Alice in the underground (Soul Eater)
Nodokan
[Gorgeous Takarada] Cannon Sensei Tobashisugi [English] [SaHa]
(COMIC1☆4) [Noraneko-no-tama (Yukino Minato)] Shiiku-bu | Breeding Club [English] [Saha]
Onnanoko ni Yaritai Houdai
[Dayoo] Lonely Playground 1-2 [Chinese] [拾荒者汉化组] [Digital]
[Kaimeiji Yuu] Volunteer Breeding Ch.4 [English]
(C71) [Kensoh Ogawa (Fukudahda)] Ashford Gakuen Underground (Code Geass) [English] [0405]
[ffkan]Underground Battle 5
(C84) [CRIMSON GROUND (Miyashiro Sousuke)] Houmatsu Mugen (THE iDOLM@STER CINDERELLA GIRLS)
[Dayoo] Lonely Playground 1-6 [Chinese] [拾荒者汉化组] [Digital]