Japan's Strategy To Deal With China And North Korea's Military Rise In Securing Diaoyu/Senkaku Islands Border Through QUAD And AUKUS Defense Security Assistance

Abstract

The U.S. defense of Japan if the Coast Guard in the Diaoyu / Senkaku islands is attacked by China. China's law on territorial coast
guarding is China's firm stance and Japan's challenge to the sea border conflict in the Diaoyu/Senkaku islands adjacent to Taiwan and
Okinawa's Ishigiki Island. The problem is that the emergence of AUKUS Defense changed the balance of defense forces of China,
Russia and North Korea. The aim of the study was to uncover Japan's strategy in dealing with the rise of the Chinese and North Korean
militaries to secure the Diaoyu/Senkaku Islands border through QUAD security assistance and AUKUS defense. The study uses
qualitative methods with the collection of historical data and contemporary phenomenon. Methods of data collection use the
literatures and documents study. The conclusion of this study are: first, China's threat to Japan is a nuclear arms race. Second, North
Korea's nuclear threat to Japan is in the form of missile and ballistic missile tests. Third, China's strategy of uniting communities and
militaries to seize the Diaoyu/Senkaku Islands. Fourth, Japan's strategy increases cooperation with defense countries AUKUS and
QUAD.