The Nikkei Stock Average has been rising rapidly since this year. The price increase over the past month and a half has exceeded 5,000 yen.
Market participants and economists point out various factors as to why stock prices continue to rise. A strong performance of Japanese companies is also a factor in the rise in stock prices. The yen exchange rate was trading at 141 yen to the dollar at the end of last year, but the yen has been depreciating further this year, and as of 5pm on the 19th of this month, the yen was Trading at around 151 yen.