Japan Confirms Yen Intervention Over Past Month, Spending Record Sum — Update By Megumi Fujikawa and David Winning TOKYO--Japan spent more than $73 billion to support the yen over the past month, representing its first intervention since 2024 as officials grow concerned about a weaker currency driving up the cost of imports such as food and energy. The yen has come under fierce pressure in recent months as the Middle East conflict spurs haven demand for the dollar.