日元兑美元汇率上涨2.2%至147.50，为4月10日以来最高水平。

Core Viewpoint - The Japanese yen has appreciated by 2.2% against the US dollar, reaching a level of 147.50, marking the highest point since April 10 [1] Group 1 - The yen's increase indicates a strengthening of the currency in the foreign exchange market [1] - The current exchange rate reflects significant market movements and investor sentiment towards the yen [1]