The U.S. is reportedly considering fresh strikes against Iran, according to Japanese news sources. No details of the supposed plans have been released yet, although concerns about rising tensions with Iran are palpable. If true, this could potentially destabilize the precarious balance of power in the Middle East, although it's unclear at this stage precisely how or when such an action would take place.
Japan, despite its pacifist constitution, is significantly concerned about overall global stability since it directly impacts its national security and economic interests. As an allied country of the U.S., potential military action by the U.S. is closely watched and heavily debated within Japanese media and political circles.
In comparison to the US/EU, Japan tends to favor diplomatic solutions and actively seeks to reduce tensions and promote peaceful dialogue. For instance, it has previously played mediator roles between the US and Iran. EU similarly leans towards diplomatic resolution, though it may vary among countries.