Big Take Asia Japan’s Bond Crash Sent Shockwaves Through Global Markets
Jan 27, 2026
Ruth Carson, Bloomberg reporter covering Asia's FX and bond markets, gives on-the-ground analysis of Japan's bond crash. She describes manic trading and how a weak auction sparked a global selloff. She traces spillovers into Treasuries, currencies and investor regimes. She also discusses policy moves, market interventions and the fragile calm before a risky snap election.
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A Trader's Manic Afternoon
- Ruth Carson describes a frantic trading day where headlines and phone alerts piled up after returning from lunch.
- She recounts yields surging and the 40-year rate topping 4%, shocking markets accustomed to calm.
Japan's New Interest-Rate Regime
- Japan's bond market shifted from decades of low volatility to a new, higher-rate regime that surprised global investors.
- Ruth Carson says tiny trades triggered large moves, revealing acute liquidity shortages in the JGB market.
Loss Of Japan's 'Anchor' Role
- Japan historically served as a global anchor with near-zero rates and predictable buying into its own debt.
- With the BOJ reducing purchases and insurers pausing, that anchor dissolved and global positioning shifted, Ruth Carson explains.