Japan warns of ‘bold action’ as yen nears 40-year low

Finance Minister Katayama warned Friday that Japan can take “bold action” against speculative yen moves, as the currency hit 161.81 per dollar, according to Bloomberg.bloomberg
The BOJ’s rate hike to 1% on Tuesday — its highest since 1995 — failed to support the yen amid hawkish Fed signals and rising U.S. Treasury yields.cnbc
Japan spent a record ¥11.73 trillion on intervention in late April and May; speculative short positions have since returned to July 2024 highs, per Reuters.reuters

Yen Nears 40-Year Low as BOJ Rate Hike Fails to Halt Decline

The Japanese yen hovered near its weakest level in almost four decades on Friday, June 19, putting markets on heightened intervention watch after this week’s Bank of Japan rate hike failed to stem the currency’s slide. Finance Minister Satsuki Katayama warned that authorities are prepared to take “bold action” against speculative foreign exchange moves, according to Bloomberg.bloomberg

BOJ Hike Offers No Relief

The yen dropped to 161.81 per dollar overnight on Thursday — its weakest since July 2024 — erasing all gains from Japan’s previous round of intervention, Reuters reported. If the currency breaches the 2024 peak of 161.95, it would mark the yen’s lowest level since December 1986, according to Bloomberg.reuters

The decline came despite the Bank of Japan’s decision on Tuesday to raise its benchmark rate by 25 basis points to 1%, the highest since 1995 and its first hike since December. The move, approved in a 7-1 vote, was widely expected but has done little to support the yen as hawkish signals from the U.S. Federal Reserve and rising Treasury yields pulled the dollar higher.cnbc

Intervention Threshold in Focus

Katayama told reporters on Friday that the government is “capable of taking significant actions against excessive speculative behavior in the foreign-exchange market,” while declining to comment on whether authorities had already intervened. Japan spent a record ¥11.73 trillion supporting the yen between late April and late May, according to the Japan Times.japantimes

Speculative net short positions in the yen have reached their highest levels since July 2024, Reuters reported, suggesting traders are testing Tokyo’s resolve. The USD/JPY pair traded around 161.25 in early Friday trading in Tokyo.marketscreener

Wider Forces at Play

The yen’s weakness reflects a widening interest rate differential between Japan and the United States. While the BOJ raised rates to 1%, the Federal Reserve has signaled it may increase rates further this year, boosting the dollar broadly. Analysts note that the 161.95 level represents a clear line in the sand — one that traders expect could trigger direct intervention from Tokyo, as it did during Golden Week in late April when authorities drove the pair down nearly 400 pips in a single session.mainichi