(C63) [Junk Arts (Nukiyama Gaisei)] Teikyoudo Funsou to Sekai Shin Chitsujo - Low-Intensity Conflict and World New-Order (Ground Defense Force Mao-chan)
Pedolia! underground
[Z-Ton] Inbreeding of an Era (Bessatsu COMIC Anthurium Ningen Igaija Damedesuka?) [English] [4dawgz + Thetsuuyaku] [Colorized by Victor DoUrden] [Decensored] [Digital]
[Z-Ton] Bakumatsu Inbreed | Inbreeding of an Era (Bessatsu COMIC Anthurium Ningenigai ja Dame desu ka?) [English] [4dawgz + Thetsuuyaku] [Colorized] [Decensored] [Digital]
(COMIC1☆8) [Kanikieru (Tomoe Tenbu)] Outbreeding Company (Outbreak Company)
Shukushoubyou Kenshuu
Family Play 2 - Breeding
(C95) [Ukatsu de wa Nai (noukatu, Minase Kuru)] Vtuber Sokuhame Kairaku Ochi Bon (Tsukino Mito, Deep Web Underground, Shizuka Rin)
(Reitaisai 8) [French letter (Fujisaki Hikari)] Pedolia! underground (Touhou Project) [English] [MrBubbles]
[Sakurazawa Izumi] MELTY KISS
(C71) [ARESTICA, D.N.A.Lab. (Ariko Youichi, Miyasu Risa)] Velvet Underground (Sumomomo Momomo)
Underground wrestling
Breeding Party Omake + Breeding Party Extra Chapter
[St. Rio (Kitty)] SUPER COSMIC BREED (Super Robot Wars)
Buchou to Kachou | 部长与课长 1-3
[Uchuu Teiou] Shoujo Yuugi Colorful
[Takanabe Chitose] UNDER GROUND
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 2 [Chinese] [沒有漢化] [Digital]
[Z-Ton] Bakumatsu Inbreed | Inbreeding of an Era (Bessatsu COMIC Anthurium Ningenigai ja Dame desu ka?) [English] [4dawgz + Thetsuuyaku] [Digital]
Konya wa Girl's Bar Heiten Shimasu.
Sanranbasho wa Uchuu Pilot | Spawning Ground Space Pilots
[Tamagoro] Mutsumi-san no Hanshoku Katsudou Kiroku | The Chronicle of Mutsumi's Breeding Activities Ch. 1-3 [English]
[St. Rio (Kitty, Ishikawa Ippei)] COSMIC BREED 2 (Gundam SEED DESTINY)
[Ukatsu de wa Nai (noukatu, Minase Kuru)] Vtuber Sokuhame Kairaku Ochi Hon (DeepWebUnderground, Tsukino Mito, Shizuka Rin) (English) (Pangean) [Digital]
[CRIMSON GROUND (Miyashiro Sousuke)] KAEDESAN MAJI GODDESS Plus + (THE IDOLM@STER CINDERELLA GIRLS) [English] [WWW] [Digital]
[St. Rio (Kitty, Kouenji Rei)] COSMIC BREED 5 (Gundam SEED DESTINY) [Chinese] [零食汉化组]
The Mating Diary Of An Easy Futanari Girl ~Girls-Only Breeding Meeting - Part One~
DEEP BLACK
[Gorgeous Takarada] Cannon Sensei Tobashisugi [English] [SaHa]
(ComiComi8) [GROUND-Zero (Inui)] Riro Seizen (Touhou Project)
Sister Breeding - Gimai Tsukimiya Setsuna Oshioki Ecchi Hen
[Z-Ton] Zoku Bakumatsu Mother Breed | End of an Era: Mother Breed (Continued) (COMIC Anthurium 010 2014-02) [Chinese] [名潴學園漢化]
[UNDERGROUND CAMPAIGN (Senga Migiri, Toriki Kuuya)] Ryuuseigou ni Notte Alternative 2
Flame of the Battleground
Triglav Underground Railway
Seishun wa Kimi no Naka
Houmatsu Mugen
Meikko Breeding ~Ikuta Karin Nankin Choukyou Nikki~
[Aomizuan (Shimantogawa)] Geneki Joshidaisei to, Iyarashii Donkatsu (PlayerUnknown's Battlegrounds) [Ongoing]
Futari no Nichiyoubi
(C86) [Gekidoku Shoujo (ke-ta)] Underground Blossom (Touhou Project)
Volunteer Breeding Ch.4
Kuroki Mori no Majo no Tai
Hatsukoi wa Jukusei Sasete
Sister Breeding2 - Gimai Tsukimiya Mirai Aokan Choukyou Hen
[Fractal Underground Studio] Pantsu Kuronikuru
[Crazy Clover Club (Shirotsumekusa)] Riku-Mao Complex (Ground Defense Force Mao-chan)
(C80) [CRIMSON GROUND (Miyashiro Sousuke)] Itadakimasuyo, Sakuma-san. (Yondemasuyo, Azazel-san.)
Futanari Elf no Tanetsuke Bokujou 1 | Futanari Elf Breeding Farm 1
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 5 [Digital]
(C66) [Haiiro Koubou (Amano Kazumi)] GROUND ZERO (Black Lagoon)
Mutsumi-san no Hanshoku Katsudou Kiroku | The Chronicle of Mutsumi's Breeding Activities Ch. 1-3
Underground Hotel Vol. 2