Uncharted Waters Online
- RATING: E10+ - Everyone 10+
- DEVELOPER(S): Koei
- PUBLISHER: AsiaSoft, Koei, Netmarble
- RELEASE DATE: Oct 1, 2010
Uncharted Waters Online, referred to as Age of Discovery Online in Japan (Daikōkai Jidai Online), is a MMORPG developed by KOEI based on the Rekoeition Uncharted Waters series of games. Set in the Age of Exploration players act as adventurers, soldiers, or traders, and engage in combat, exploration, and trade within the game.