Koei · KOEI TECMO GAMES CO., LTD.*

Uncharted Waters Online

2007 massively multiplayer online role-playing game

Cover art for Uncharted Waters Online

At a glance

Genres

Play modes

  • co-op mode
  • multiplayer video game

Series

  • Uncharted Waters

Game facts

Developers

  • Koei
  • KOEI TECMO GAMES CO., LTD.*

Publishers

  • Koei
  • Papaya Play*
View full details

Platforms

Compatibility and community reports

  • Linux · Community reports · 2026-06-27*
    Community Linux compatibility tier
    Silver*
    Reports
    10*
    Community confidence
    moderate*
  • Steam Deck · 2026-06-27*
    Compatibility category
    Unknown*

System requirements

  • Windows · Minimum*
    Operating system
    Windows XP SP2 or above*
    Processor alternatives
    CPU Pentium3-800MHz or above*
    Memory
    1 GB RAM*
    Graphics alternatives
    800×600 or above, High Color display*
    Graphics API
    Version 9.0*
    Network
    Broadband Internet connection*
    Storage
    10 GB available space*
  • Windows · Recommended memory · 2026-06-27*
    Memory
    4 GB*

Steam version platforms

  • Windows*
    Supported
    Yes*
  • macOS*
    Supported
    No*
  • Linux*
    Supported
    No*

Interface languages

  • English*
    Full audio
    Yes*

Audio languages

  • English*

Game features

  • Multi-player*
  • MMO*
  • PvP*
  • Online PvP*
  • Co-op*
  • Online Co-op*
  • In-App Purchases*

Store genres

  • Adventure*
  • Massively Multiplayer*
  • RPG*
  • Strategy*
  • Free To Play*

Screenshots

Screenshot 1 from Uncharted Waters Online
Screenshot 2 from Uncharted Waters Online
Screenshot 3 from Uncharted Waters Online

* Provisional data