U.S. efforts to strengthen the Japanese yen may offer only temporary relief as Japan’s fiscal policies, wide interest-rate gap with the United States, and preference for a weaker currency continue to pressure the yen, according to Yardeni Research. Washington recently intervened to support the yen for the first time since 2011 after the Japanese currency fell to levels not seen since 1986. U.S. President Donald Trump described the intervention as a “signal of friendship,” while Treasury Secretary Scott Bessent said the yen appeared “very undervalued.” The approach supported the Japanese currency without directly weakening the dollar or suggesting a broader shift in U.S. dollar policy. Unless Japan changes its fiscal or monetary policies, or Washington begins directly selling dollars, coordinated intervention is unlikely to produce a lasting Japanese yen recovery.