Interest rate parity
The annual, riskless, nominal interest rate in the United states is 5%. The spot rate between the yen (YPY) and the dollar (USD) is USD 0.009791 / JPY and the 180-day forward rate between the yen and the dollar is USD 0.009932 / JPY. What is the annual, riskless, nominal interest rate in Japan if the interest rate parity holds?