Japan's Prime Minister and the American President had their first telephone conversation recently, marking an important step in maintaining and strengthening the diplomatic ties between the two nations. While the contents of the discussion remain confidential, it points to the leaders' continued commitment towards a robust relationship despite the change in administrations at the White House.

In Japan, such first official interactions between rulers are monitored closely, reflecting the country's post-war international relations policy. The content and tone of the conversation can indicate future policy directions and set the tone for the countries' bilateral relations.

Similar to Japan, interactions in the US and EU between newly elected heads of states also receive significant public attention. They can be seen as early indicators of the policy directions that the administration may take and are often the medium through which countries work together to address global issues.