Suppose that a firm’s corporate headquarters thinks that the appropriate dollar rate of return on investments in Japan is 18% per annum. If the dollar is expected to weaken relative to the yen by 4%...

Suppose that a firm’s corporate headquarters thinks that the appropriate dollar rate of return on investments in Japan is 18% per annum. If the dollar is expected to weaken relative to the yen by 4% per annum, what is the Japanese yen required rate of return on the expected yen cash flows?