[Yui Toshiki] ReYui Vol.3
[RED RIBBON REVENGER (Makoushi, Takatoo Juna)] Shiro (Spiral, Tokyo Underground)
Himitsu Yuugi | 비밀유희
[Red Ribbon Revenger (Makoushi)] Shiro (Star Ocean: Till the End of Time)
Himitsu no TS Chika Kenkyuujo | Secret TS Underground Lab
[Red Ribbon Revenger] Valhalla ~Joshou~ (Tokyo Underground & Spiral)
[Fractal Underground Studio] Pantsu Kuronikuru
Ningen wa oroka
[RED RIBBON REVENGER] kuro
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 4 [Digital]
(Underground Carnival) [Kougeki (Ootsuki Wataru)] Speechless (Touhou Project)
(C78) [Crazy9 (Ichitaka)] Alice in Underground (Ookami-san to Shichinin no Nakama-tachi)
Chika Tougijou Sen - Underground Colosseum Sen 2
Watashi ga Maketara Nandemo Iu Koto Kiite Ageru
(C87) [ACID EATERS (Kazuma Muramasa)] Butterfly and Chrysalis (HappinessCharge Precure!)
Otokonoko ga Futanari JK DeliHeal o Yondara Byou de Mesu Ochi shichaimashita.
(C71) [Kensoh Ogawa (Fukudahda)] Ashford Gakuen Underground (Code Geass) [English] [0405]
Zokubutsu.zip Chika | Underground
Ningen wa Oroka | Humans Are Foolish
[Stranger_Underground Dou] Jigoku Ezu no Yoru
(C71) [Kensoh Ogawa (Fukudahda)] Ashford Gakuen Underground (Code Geass)
[Underground Dou (Stranger)] Jigoku Ezu no Yoru 2
(Reitaisai 8) [French letter (Fujisaki Hikari)] Pedolia! underground (Touhou Project) [English] [MrBubbles]
DWU Sennou Ryoujoku
Minami Underground | 미나미 언더그라운드
Chika Tougijou Sen - Underground Colosseum Sen 2
[Nakamura Yukitoshi] Underground Athlete Maker (2D Comic Magazine Kikaikan Ningen Bokujou Vol. 2) [English] [Digital]
[Unknown] Chika Teien | Underground Garden [Chinese]
(C75) [Daihonei (TYPE.90)] Petite Empire 2008 Winter (Chrysalis) (Kurogane no Linebarrels, Kannagi)
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 3 [Digital]
[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)[Chinese] [沒有漢化]
V Tsumamigui
Chika Tougijou Sen - Underground Colosseum Sen
From The Underground
(C94) [Yatsukaan (Yatsuka Yuhata)] Minami Underground (THE IDOLM@STER CINDERELLA GIRLS)
[Cyclone (Izumi Kazuya, Reizei)] Kagami ni Mukau Shoujo (Various) [Digital]
Chika Tougijou Sen - Underground Colosseum Sen 5
Underground Sex Fight Club
[Abura Katabura (Papipurin)] Midgar Underground Capter 1: Tifa Haidaku Nyuumetsu (Final Fantasy VII)
USHI to KOBUSHI | 소와 주먹
Sonna ni Kirei Janakute Ii | 不用那么美丽也可以 Ch. 1
(C71) [Kensoh Ogawa (Fukudahda)] Ashford Gakuen Underground (Code Geass) [Chinese] [萌舞の裏組漢化] [Decensored]
Underground Six
Konya wa Girl's Bar Heiten Shimasu.
[Ukatsu de wa Nai (noukatu, Minase Kuru)] Vtuber Sokuhame Kairaku Ochi Hon (DeepWebUnderground, Tsukino Mito, Shizuka Rin) (English) (Pangean) [Digital]
[Yanagi Masashi] Kawai onna to yobaretai
Onnanoko ni Yaritai Houdai
[Nusmusbim] Igyou no Sanagi ~Goblin ni Haiboku Shita Nyotaika Senshi no Matsuro~ | The Strange Chrysalis ~Fate of a Warrior Defeated by Goblins and Turned into a Woman~ (2D Comic Magazine TS Ishukan Haramase Nyotaika shita) [Digital] [English] [MintVoid]
(Puniket 20) [Chronolog, Shoujo Zukin (Sakurazawa Izumi, Hatomugi Munmun)] Alice in the underground (Soul Eater)
[Undergroundou] Underground Natural Klutz Orgasm VI
Chika Tougijou Sen - Underground Colosseum Sen 3
[Undergroundou] Himitsu no Mori e Youkoso - Welcome To The Secret Forest
Can't go back!
Ashford Academy Underground
Chika Tougijou Sen - Underground Colosseum Sen 1
Menhera Usagi to Pet no Alpaca o Mofumofu Shichau Hon
Chrysalis
[Undergroundou] Buta Moyashi