The Japanese yen is the third most frequently traded currency in the world after the US dollar and the euro. The Japanese yen is the national currency of Japan, whose economy ranks third among all countries by nominal GDP. Japan is a country with a unique economy, the main share of which is the production and export of cars and electronic goods. The Japanese nation is generally considered one of the most innovative in the world. In combination with the recent rise of Chinese and South Korean production, Japan's key activity is the production of high-tech and high-precision goods.