The weak and volatile yen will keep investors’ attention in 2025 

​TOKYO — In the summer of 2024, global financial markets were rocked by the unwinding of yen carry trades, in which investors borrow the Japanese currency at low interest rates to buy assets in countries with higher yields.Heading into the new year, analysts covering Japanese equities and the currency market say the yen’s weakness and volatility are again at the top of their minds.