The Japanese yen experienced a significant depreciation on Tuesday, plummeting to its weakest exchange rate against the U.S. dollar in nearly four decades. This sharp decline has put financial markets on high alert for potential currency intervention from Japanese authorities, who have previously stepped in to stabilize the currency.
In early Asian trading, the yen touched 162.27 per dollar, marking its lowest point since 1986. By 1:27 a.m. ET, it registered 162.19 per dollar, according to data from LSEG.
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Responding to the yen's rapid fall, Japan's Finance Minister Satsuki Katayama affirmed the government's readiness to implement "appropriate action" against excessive currency fluctuations. "That includes taking decisive action, as confirmed between Japan and the U.S.," Katayama stated.
Chief Cabinet Secretary Minoru Kihara echoed these sentiments during a press conference, indicating the government's commitment to fostering an economy more resilient to foreign-exchange volatility while remaining prepared to intervene if necessary. However, Kihara refrained from commenting on the yen's specific current valuation.
Market analysts are closely watching the situation. Julia Wang, Nomura's North Asia chief investment officer, suggested that while intervention is not typically tied to a specific exchange rate, the yen's new multi-decade low could intensify domestic concerns and increase the likelihood of official action. However, she believes any intervention's impact on broader markets would be short-lived.
"Intervention shouldn't be dependent on a certain level. It depends on the nature of the currency move, the nature of dollar-yen... This is a cycle high; it's a new cycle high. It probably is a sensitive level, it will re-ignite some of the anxiety around currency weakness domestically," Wang explained.
Wang also highlighted that the yen's long-term outlook remains bearish, primarily due to the significant interest-rate and real-yield differentials between Japan and the U.S. These disparities continue to favor "carry trades," where investors borrow yen cheaply to invest in higher-yielding assets elsewhere, thereby exerting downward pressure on the Japanese currency. She concluded that any intervention would be "unlikely to change the longer-term direction of the currency."
Interactive chart showing Japanese Yen performance.
VIDEO: Japanese Yen continuing to weaken as BOJ weighs intervention risks: Nomura IWM (3:43)
Source: Squawk Box Asia Records show that between April and May, Japan deployed more than 11.7 trillion yen ($72.8 billion) from its foreign reserves in an effort to bolster the currency. On April 30, the yen saw a sharp appreciation from 160.39 to 156.6 against the dollar, fueling speculation of Tokyo's market entry. The currency briefly stabilized around 155 the following day before resuming its downward trajectory.
Meanwhile, the Bank of Japan recently took steps toward monetary policy normalization, raising its benchmark interest rate to 1%. This marked the highest level in over three decades and was the central bank's first rate hike since December, bringing borrowing costs to their highest since 1995. This move was a response to escalating inflationary pressures in Japan, partly exacerbated by higher energy prices amidst the Iran conflict.
Concurrently, Japanese government bond yields surged, particularly at the super-long end. The 40-year yield rose by 7 basis points to 3.779%, and the 30-year yield increased by nearly 8 basis points to 3.914%.
— Lim Hui Jie contributed to this report.
