conducted coordinated yen-buying intervention and will not hesitate to take further action, Japan's Finance Ministry said on Monday. The Japanese currency was ‌last up 0.18% at 157.05 per dollar, remaining at its strongest level in about three months. actually working together with the Japanese to intervene in the FX," said Juan Perez, director of trading at Monex USA. Against the euro, the yen rose 0.45% to 180.78, after earlier touching 179.435, its strongest level since mid-November 2025. "The view that FX intervention cannot have a lasting impact and merely alters short-term market flows seems right in many cases.