(C85) [CRIMSON GROUND (Miyashiro Sousuke)] CINDERELLA COOLS (THE IDOLM@STER CINDERELLA GIRLS)
(C94) [Yatsukaan (Yatsuka Yuhata)] Minami Underground (THE IDOLM@STER CINDERELLA GIRLS)
Maso no Keifu
Albino Sakura-chan to Ama Ecchi
Chika 30m no Mitsugetsu o... | Honeymoon at 30 meters underground
[CRIMSON GROUND (Miyashiro Sousuke)] Maeyo Kochou Yawahada wa Odori Kagaribi no Gotoku (Granblue Fantasy) [Digital]
Chika Tougijou Sen - Underground Colosseum Sen 2
(C69) [Okinawa Taieki Gunjinkai] Rynax_Underground (Kurau : Phantom Memory)
(COMIC1☆5) [CRIMSON GROUND (Miyashiro Sousuke)] Schwarzer Rafale (Infinite Stratos)
(C87) [Yamaneko Jinja (John Inu)] Journey Into Underground (Touhou Project)
(C87) [CRIMSON GROUND (Miyashiro Sousuke)] KAEDESAN MAJI GODDESS SR+ (THE IDOLM@STER CINDERELLA GIRLS) [Chinese] [瓜皮汉化]
(C95) [Ukatsu de wa Nai (noukatu, Minase Kuru)] Vtuber Sokuhame Kairaku Ochi Bon (Tsukino Mito, Deep Web Underground, Shizuka Rin)
[Byousatsu-Tanukidan (Saeki Tatsuya)] mao-bon (Rikujou Boueitai Mao-chan)
(C69) [RED RIBBON REVENGER (Makoushi)] Valhalla ~ Dainishou~ Fuyu no Arashi (Spiral)
]NUDEGIRL | 超裸女
Chika Tougijou Sen - Underground Colosseum Sen 2
[Hatoba Akane] Touma Senki Cecilia IF Lunaria to Hentai Ouzoku no Wana ~Shuuaku Kaizou Hen~ | Demon Slaying Battle Princess Cecilia IF Lunaria and the Trap of the Perverted Royal Family ~Underground Shit Fight Chapter~ [English] [CulturedCommissions]
[青水庵、四万十川、準社員井上] 現役女子大生と、いやらしいドン勝 [Ongoing]
(C85) [Pettanko! (0-G)] Ily☆Kuro-san Chi no Jika Hatsuden to Ero Jijou (Fate/kaleid liner Prisma Illya)
[Yonemochi Akihiko] adult challenge 1
Vtuber Sokuhame Kairaku Ochi Hon 2
[doujinshi anthology] Rabukore - Lovely Collection Vol. 2 (Onegai Teacher, Love Hina, Tokyo Mew Mew, Chobits, Card Captor Sakura, Mao-chan, Sister Princess)
Lonely Playground 1-8
(ComiComi8) [GROUND-Zero (Inui)] Riro Seizen (Touhou Project)
1/10 Scale Wonderground
[Nanno Koto] Ganbare Minaho-chan!
[PURUpyon Saitou] Shitto / Grounded [English] [Rewrite] {AnonX}
(C92) [Digital Accel Works (INAZUMA)] PRETTYUNKNOWN'S BATTLEGROUNDS (Kirakira PreCure a la Mode) [English] [Doujins.com]
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 2 [English] [8/u/ Scanlations] [Digital]
(C74) [Nekopunch Bashibashi (Mogudan, Nyangorou)] Under Ground
NOT JAP
(C82) [CRIMSON GROUND (Miyashiro Sousuke)] KAEDESAN MAJI GODDESS (THE iDOLM@STER CINDERELLA GIRLS) [English] [WWW]
Chika Teien | Underground Garden
[Fractal Underground Studio] Himitsu no Basho | Secret Place [English] [SaHa]
[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]
[AliceSoft] [Full Color Seijin Han] DARCROWS Daiichimaku Complete Ban [Digital]
Illustration
(C90) [Kikyakudou (Karateka Value)] The Sarasa of Ground Zero (Granblue Fantasy)
(C92) [Digital Accel Works (INAZUMA)] PRETTYUNKNOWN'S BATTLEGROUNDS (Kirakira PreCure a la Mode)
(C84) [CRIMSON GROUND (Miyashiro Sousuke)] Houmatsu Mugen (THE iDOLM@STER CINDERELLA GIRLS) [English] [WWW]
[UNDERGROUND CAMPAIGN (Senga Migiri, Toriki Kuuya)] Ryuuseigou ni Notte Alternative 2
Chika Tougijou Sen - Underground Colosseum Sen 4
Kyuujitsu no Sugoshikata
Chika Tougijou Sen - Underground Colosseum Sen 3
Geneki Joshidaisei to, Iyarashii Donkatsu
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 2 [Digital]
Minami Underground
Chika Tougijou Sen - Underground Colosseum Sen
(C78) [Crazy9 (Ichitaka)] Alice in Underground (Ookami-san to Shichinin no Nakama-tachi)
[EKZ] Devil's Playground [English]
(C85) [CRIMSON GROUND (Miyashiro Sousuke)] CINDERELLA COOLS (THE iDOLM@STER) [English] [M@]
(C71) [Kensoh Ogawa (Fukudahda)] Ashford Gakuen Underground (Code Geass) [English] [Decensored]
Chika Tougijou Sen - Underground Colosseum Sen 3
Scathach Shishou to Celt Shiki Gachihamex!
(SC17) [Aniki Teikoku (Fey Tas)] RADIANT SILVIASAN (Rikujou Boueitai Mao-chan)
[Aomizuan (Shimantogawa)] Geneki Joshidaisei to, Iyarashii Donkatsu (PlayerUnknown's Battlegrounds)
Lonely Playground 1-7
Man♡Piku
Hitsugi
Sabbath wa Houkago, Chikashitsu de | The Sabbath happens after school, in the underground room
(Puniket 20) [Chronolog, Shoujo Zukin (Sakurazawa Izumi, Hatomugi Munmun)] Alice in the underground (Soul Eater)