Koei Tecmo has announced Uncharted Waters IV with Power-Up Kit HD Version for Switch and PC. A release date was not announced.
Uncharted Waters IV: Porto Estado first launched for PC in February 1999, followed by PlayStation in December 1999. Uncharted Waters IV: Porto Estado with Power-Up Kit launched for PC in March 2000. A remake titled Uncharted Waters IV: Rota Nova launched for PSP and DS in March 2006.
Visit the Uncharted Waters 30th anniversary website here.