The 4th edition of Japan Matters for America/America Matters for Japan, part of the Asia Matters for America initiative, maps the trade, investment, employment, business, diplomacy, security, education, tourism, and people-to-people connections between the United States and Japan at the national, state, and local levels. This publication and the AsiaMattersforAmerica.org website are resources for understanding the robust and dynamic US-Indo-Pacific relationship.