Zokubutsu.zip Chika | Underground
(C78) [Crazy9 (Ichitaka)] Alice in Underground (Ookami-san to Shichinin no Nakama-tachi)
(C88) [Jagabata (Oimo)] Miwaku no Red Flash (PriPara)
Rinjin no bitchi hitodzuma o tsugō yoku bu~tsuokasu!
[Sajipen] Midara ni Ochite (COMIC Shitsurakuten 2015-01) [Chinese] [無邪気漢化組]
[Fractal Underground Studio] Pantsu Kuronikuru
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 5 [Digital]
Dirty Light
(C71) [Kensoh Ogawa (Fukudahda)] Ashford Gakuen Underground (Code Geass) [English] [Decensored]
V Tsumamigui
(Kemoket 4) [Flash Point (Various)] PONY Love (My Little Pony Friendship is Magic) [Chinese]
[Charie] Child Resolution (Iromeki Girls) [English] [Yuri-ism]
[TRAP (Urano Mami)] Honey Flash Seven (Cutey Honey)
[Zokubutsu.zip (Asuka)] Zokubutsu.zip (9) Chika | Underground [English] [Digital]
Buchou to Kachou | 部长与课长 1-3
(SPARK8) [Radistar (157)] Triglav Underground Railway (Tales of Xillia)
[Fractal Underground Studio] Himitsu no Basho | Secret Place [English] [SaHa]
[Underground Dou] NOPOR
Enkou Mor-san
[Carn] Otome Netoria - Maiden NeTRia | 處女通姦紀實 [Chinese]
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 2 [Chinese] [沒有漢化] [Digital]
Underground arena no sen
Roshutsu Wakazuma Kikiippatsu! - Flashing wives!
Hitsugi
Underground Hotel Vol. 3
(C95) [Kuma-tan Flash! (Kumao Mofumofu)] Lost Desired (Goblin Slayer)
Sawari Tsukuse Manin Densha!
[Red Ribbon Revenger] Valhalla ~Joshou~ (Tokyo Underground & Spiral)
[Ranchiki (dotsuco)] Mesuochi Idol-kun | Feminizing Degeneration Idol-kun [English] [Nisor] [Digital]
(Reitaisai 7) [Frac (Mitsuki)] Midnight / Flashlight (Touhou Project) [English]
(Reitaisai 12) [Kuma-tan Flash! (Yamu)] Tanetsuke Oji-san Hazard | Jizz Geezer Hazard (Touhou Project) [English]
(C76) [Dakimakuma, Jingai Makyou Club (WING☆BIRD)] CHARA EMU W☆BR006 FLASH BACK1984 P02 (Various)
(COMIC1☆10) [Kuma-tan Flash! (Hanao.)] Nee-sama no Inai Chinjufu (Kantai Collection -KanColle-)
Himitsu no TS Chika Kenkyuujo | Secret TS Underground Lab
Daigaku no Senpai to Nori de Kiss Shitetara Sono Hi no Uchi ni Issen Koechatta Hanashi
Vtuber Sokuhame Kairaku Ochi Hon 2
(Reitaisai 12) [Kuma-tan Flash! (Habara Meguru)] Momiji Hunter (Gensoukyou ni Tanetsuke Oji-san ga Yattekita YA-YA-YA) (Touhou Project) [English]
Maso no Keifu
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 4 [Digital]
[Tsurikichi-Doumei (Various)] Oooka Nan DemoーR (Various)
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 5 [Chinese] [沒有漢化] [Digital]
Illustration
(Reitaisai 7) [Kuma-tan Flash! (Hanao)] Mebius:loop+Omake (Touhou Project)
Slut Kitty
[FLASH POINT (Aoi Takayuki)] BitchBoy
(Shota Scratch 13) [Flash Point (Aoi Takayuki)] P-Boy [English] [mysterymeat3]
(Suukeisai 1) [Kuma-tan Flash!, Z to A (Hanao., Soreko)] Koiji Romanesque (Touhou Project)
(C75) [Dakimakuma, Jingai Makyou Club (WING☆BIRD)] CHARA EMU W☆BR005 FLASH BACK Uruwashi no Mama P01 (Various)
[RED RIBBON REVENGER (Makoushi, Takatoo Juna)] Shiro (Spiral, Tokyo Underground)
[Unknown] Chika Teien | Underground Garden [English]