This book provides a comprehensive overview of Japanese health policy and law, written by active public health physicians within the Japanese government and leading researchers in Japan and the United States. This volume uniquely covers the entire essence of how Japan's health policies are formulated and implemented.Key topics include Japan&s governmental and administrative structures, medical and nursing care systems, Universal Health Coverage (UHC), pharmaceutical and medical device regulation, and public health strategies ranging from infectious disease control to cancer prevention, rare disease policy, and maternal and child health, etc. Readers will gain insight into the historical foundations and guiding principles of Japan&s health system, how the country has achieved world-leading health outcomes, and the policy measures currently underway to meet the challenges of an aging society.This book incorporates advice from current undergraduate and graduate students in the United States and Japan, making its content accessible and suitable for use in university education. It also serves as a valuable resource for government officials, policymakers, and professionals in the pharmaceutical and medical device industries. As part of a series on global health policy, this volume is an essential addition to collections supporting public health, policy studies, and international health systems.