Coordinated action sent the yen sharply higher, but bitcoin’s recent correlation suggests U.S. dollar strength, rather than the carry trade, may be the bigger risk.

The US Treasury warned banks of potential yen intervention for the first time in over 20 years. Here's why crypto traders need to watch the carry

Japan and the US coordinate on yen intervention as the currency nears 40-year lows, while Japanese firms turn to Bitcoin and XRP for treasury