Bitcoin holds above $63,000 as U.S.-Japan yen intervention revives carry-trade fears

Bitcoin held above $63,000 as the U.S. joined Japan in a coordinated yen intervention that revived memories of the 2024 carry-trade unwind.

"We will not hesitate to participate in further joint intervention," Treasury Secretary Scott Bessent said on X, confirming the U.S. joined Japan's action last Friday to counter "disorderly yen movements."

The dollar-yen pair snapped back to 156.5 from nearly 164, its weakest since 1986, after the New York Fed sold euros to buy yen on the Treasury's behalf through Goldman Sachs and Morgan Stanley, the Financial Times reported. Japan may have sold as much as $58.97 billion to buy yen on Thursday, central bank data indicated.

For crypto, the move reopens the August 2024 playbook, when an unexpected Bank of Japan hike to 0.25 percent strengthened the yen and sent bitcoin from roughly $62,000 to $49,000 in a week as leveraged carry investors dumped risk assets. Yet CoinDesk analysis shows bitcoin's 52-week correlation with USD/JPY has hit minus 0.90, the opposite of carry-trade logic, pointing instead to broad U.S. dollar strength as the bigger risk.

BOJ Holds at 1% as Ueda Flags Inflation Risks

The Bank of Japan held rates at 1 percent last week, a 31-year high, while Governor Kazuo Ueda flagged AI demand and yen weakness as the two factors pushing inflation above 2 percent. Bessent, who said a stable yen is important "not only for the U.S., but for the entire region," has repeatedly called for faster BOJ rate increases, and the two are set to meet at a Group of 20 finance leaders' gathering in late August, ahead of the BOJ's Sept. 17-18 policy meeting.

Markets now see the September meeting as live. "Given Japan moved to prevent yen falls with the cooperation of the U.S., there's a question of whether the BOJ can afford to forgo raising rates in September," Yuki Kimura, bond strategist at Okasan Securities, said. Japanese 30-year yields are approaching 4 percent even after the intervention.

Correlation Points to Dollar, Not Carry Trade

Despite the August 2024 precedent, bitcoin has stayed relatively flat, trading up 1.04 percent to $63,681.98 as of 14:30 UTC. The 52-week rolling correlation of minus 0.90 means bitcoin has been falling alongside a weakening yen, the reverse of what a carry-trade unwind would produce, according to CoinDesk analysis.

That suggests the driver is broad U.S. dollar strength rather than yen-funded leverage. If the intervention and a September BOJ hike do strengthen the yen, the correlation reading implies the pressure on bitcoin would come from the dollar side of the pair, not from forced yen-cover selling. The key level to watch is support near $62,000, the zone that broke in August 2024, with resistance at $65,000.

This article is for informational purposes only and does not constitute investment advice.