日元汇率明显下跌，加剧日本政策困境

Core Viewpoint - The expectation of Japan's implementation of expansive fiscal and monetary policies has significantly increased, leading to a notable depreciation of the yen against major currencies like the US dollar and the euro [2] Currency Exchange Impact - As of the 21st, the exchange rate of the US dollar to the yen has risen to the 151 range, compared to the 147 range observed on October 3 [2] Economic Concerns - Japanese scholars express concerns that the substantial depreciation of the yen will reduce the purchasing power of the Japanese public [2] - There are fears that rising prices may become a long-term issue, as the depreciation of the yen and increasing import prices will further strain the financial situation of the public [2] - This situation poses greater challenges for the Japanese government and central bank in balancing their policies [2]