The currency of Japan is the Japanese yen, represented by the symbol ¥ and the ISO code JPY. The yen has been in use since the late 19th century and is one of the most traded currencies in the world. It is also recognized for its stability and serves as a safe-haven currency during global economic turmoil. Japan's economy is one of the largest in the world, and the yen plays a crucial role in international trade and finance. The Bank of Japan, the nation's central bank, is responsible for issuing yen notes and coins and managing monetary policy to maintain economic stability.