(C78) [Crazy9 (Ichitaka)] Alice in Underground (Ookami-san to Shichinin no Nakama-tachi)
[RED RIBBON REVENGER (Makoushi, Takatoo Juna)] Shiro (Spiral, Tokyo Underground)
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen 3 [English] [8/u/ Scanlations] [Digital]
[TLG (bowalia)] Chika Tougijou Sen - Underground Colosseum Sen [Digital]
Haha No Kawaki | 義母的性飢渴
Chika 30m no Mitsugetsu o... | Honeymoon at 30 meters underground
Ashford Gakuen Underground
[Raiden Labo (Raiden)] Muryou Paizuri Campaign-chuu!
USHI to KOBUSHI | 소와 주먹
Chika Tougijou Sen - Underground Colosseum Sen 5
Muryou Paizuri Campaign-chuu!
[Zokubutsu.zip (Asuka)] Zokubutsu.zip (9) Chika | Underground [English] [Digital]
Chika Tougijou Sen - Underground Colosseum Sen 3
(C94) [Zenra Restaurant (Heriyama)] Lillie to Sun no Saimin Daisakusen - Lillie and Sun's Hypnotized Campaign (Pokémon Sun and Moon) [English] [Belldandy100] [Decensored]
[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]
[Fractal Underground Studio] Pantsu Kuronikuru
Chika Tougijou Sen - Underground Colosseum Sen 2
(C92) [Fatalpulse (Asanagi)] VictimGirls R Chikan bokumetsu Campaign
Underground Hotel Vol. 2
(C92) [Fatalpulse (Asanagi)] VictimGirls R Chikan Bokumetsu Campaign + Gareki 25 + Gareki: Iro
(C94) [Zenra Restaurant (Heriyama)] Lillie to Sun no Saimin Daisakusen - Lillie and Sun's Hypnotized Campaign (Pokémon Sun and Moon) [Chinese] [final個人漢化]
[UNDERGROUND CAMPAIGN (Senga Migiri)] USHI to KOBUSHI [Chinese] [同文城] [Digital]