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Available Digital · physical unverified

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Default, 1 of 2
Released
Dec 6, 2025
Studio
Manten Kobo
Platforms
1

Undercity of Sin

Dec 6, 2025 Manten Kobo 1 platform

Adventure video game Role-playing video game Science fiction

Experience a story of crime and gang warfare as you fight your way through eight procedurally generated dungeons full of machine soldiers and superpowered weaponry, and explore a skill tree with numerous ways to power up your character as you overcome this traditional turn-based RPG.

Track the collection you actually own — yourself, or with your AI assistant.

Free, no card, and your collection stays yours to export.

Free, no card, yours to export.

Released
  • December 6, 2025Worldwide
Also known as
星月明日奈与欲望地下城 星月明日奈と魅惑の地下街
Versions
—
Standalone expansions
—
Languages
3 languages
  • English subtitles · interface
  • Japanese subtitles · interface
  • Simplified Chinese subtitles · interface

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