BoJ Holds at 1% as Yen Intervention Fades: Bitcoin’s Carry Trade Risk Grows

Japan’s Ministry of Finance confirmed yen buying, dollar selling intervention on July 30, sending USD/JPY sharply lower before the pair recovered later. However, the rebound highlighted how intervention alone struggles to reverse a long-term trend without monetary policy support.

Meanwhile, the Bank of Japan kept its policy rate at 1.0% after its July meeting while maintaining a tightening bias.

For crypto, narrowing US-Japan rate differentials and a softer dollar could pressure the yen carry trade, a major funding source for leveraged risk assets, including Bitcoin.

JUST IN: The yen jumped as much as 3%, sending USD/JPY from nearly ¥164 to below ¥158 in its biggest one-day gain since 2022.Analysts suspect the rise was driven by official Japanese intervention to support the yen, per Reuters.However, the rally has already started fading.… pic.twitter.com/Y6G9gCF7JF— Coin Bureau (@coinbureau) July 31, 2026 Discover: The Best Token PresalesYen Intervention Alone Cannot Reverse the TrendJapan has intervened several times to support the yen over the past two years, including large-scale operations in 2024 and another confirmed move on July 30.