Games like Gentlemen of Fortune: Maelstrom

If you finished Gentlemen of Fortune: Maelstrom, the closest matches are Demon Slayer: Kimetsu no Yaiba - The Hinokami Chronicles, Pirates of the Caribbean Online, Bleach DS 4th: Flame Bringer, Twins and Pocket Aquarium. All 6 share its adventure genre and are ranked by how closely their themes and modes overlap.