Bitfinex: Yen carry trade is bitcoin’s top macro risk

Bitfinex analysts identified the yen carry trade as the clearest macro risk to bitcoin and ether, saying a sharp yen reversal would tighten global liquidity and push prices lower. The exchange pointed to higher Japanese 10-year yields and the yen trading near 162 per dollar as immediate warning signs.

“JP10Y hit new highs while the yen sits near 162, and a sharp yen reversal from here would tighten liquidity and pressure $BTC and $ETH. A real risk to a market still trying to find a floor,” Bitfinex analysts wrote in their note.

The yen carry trade involves borrowing in Japan at low interest rates and investing the proceeds in higher-yielding, riskier assets such as technology stocks and cryptocurrencies. That flow of cheap funding has supported leverage in global markets; if the yen strengthens, borrowers who fund positions via yen loans may be forced to close them, reducing dollar liquidity and triggering sales of liquid risk assets.

Japan’s authorities have intervened in currency markets this year, spending about $73 billion on foreign-exchange operations from April to May. The central bank’s projections show the yen weakening further, to roughly 165 per dollar over the next 12 months. Those interventions have had limited visible effect on a market where daily trading runs about $1.6 trillion.

Analysts described a clear chain of events for a reversal: rising market bets on tighter policy in Japan would strengthen the yen, prompt carry-trade unwinds and lead to broader selling in highly liquid assets, including major tech shares and large-cap cryptocurrencies. Cliff Zhao, chief economist at CCB International, together with global strategist Vera Jiang, cautioned that simultaneous shifts in US and Japanese policy could amplify volatility and reinforce forced selling across markets.

Not all strategists expect a rapid policy shift. Bosco Wu, an investment strategist at Bank of East Asia, argued that Japan’s high public debt limits aggressive tightening, and that the wide US-Japan interest rate gap and structural yen weakness are likely to persist. Analysts also noted that changes in expectations alone, without an actual policy U-turn, can prompt leveraged investors to adjust positions and move markets.