This document discusses Japan's historical development and current approach to international relations. It covers Japan's role under Chinese and then imperial world orders, its militarism pre-World War 2, and anti-militarism and bilateralism post-war under the Cold War order. More recently, Japan has pursued normalization and multilateralism but relied heavily on bilateralism. The document proposes analyzing Japan's international relations using the concepts of structure, agency, and norms. It examines how international and domestic structures, key actors and policymakers, and embedded norms have shaped Japan's stances of reactivity, proactivity, and normal modes of policymaking and diplomacy.