On social media, Bandai Namco confirmed a western release for One Piece: World Seeker with the following message:
HUNGRY FOR MORE ADVENTURE! Get ready to experience a brand new chapter in the epic ONE PIECE saga. Luffy and the Straw Hat Pirates return in ONE PIECE: World Seeker. This open-ended action adventure is coming to PlayStation 4, X1, and PC in 2018.
They also released a few new screenshots, which you can see below.