The Indo-Pacific region is at the center of global geopolitical and geoeconomic dynamics. The region, encompassing pivotal powers such as Japan, India, China, and the United States, is a focal point for international relations, underscoring its significance as a power center. Over the past 25 years, the trajectories and implications of current events and policies in the region have strikingly shifted, with China taking on the role of rival. In view of the current conflict in the Persian Gulf, the countries of the Indo-Pacific region will have to reevaluate their relationships with Iran and consider the implications of the conflict for their own national interests.