日本4月基础货币同比 -4.8%，前值 -3.1%。

Core Point - Japan's base money in April decreased by 4.8% year-on-year, compared to a previous value of -3.1% [1] Summary by Category - Monetary Policy - The decline in base money indicates a tightening of monetary conditions in Japan, which may impact liquidity in the financial system [1] - Economic Implications - A year-on-year decrease in base money could signal potential challenges for economic growth and consumer spending in Japan [1] - Market Reactions - Investors may react to this data by reassessing their positions in Japanese equities and bonds, considering the implications of reduced liquidity [1]