Twenty-one years of Heisei refers to a year and a half 1 1 month from today (February 5, 2022). On February 5, 2022, Japanese 500 yen coins stopped circulating and could not be used to buy anything.

That is to say, on the day of 65438+February 15 in 2022, the 500 yen coin in the twenty-first year of Heisei is useless and nothing can be bought. If you want to buy things in Japan, it is recommended that you change them into banknotes or coins in circulation, such as 1000 yen, 5,000 yen or 10000 yen, or 1 yen, 5 yen, 10 yen, 50 yen or 100. These banknotes and coins can still circulate in Japan and can be used to buy various goods and services.