Japan's 10-year JGB coupon just topped 3% for the first time in three decades — the global bond selloff is now repricing the long end of the world's biggest creditor nation. The auction cleared fine,

What happened: The coupon rate on new 10-year Japanese government bonds topped 3% for the first time in three decades, yet the benchmark JGB yield still rose on Tuesday. Key numbers: 10-year JGB coupon above 3%, a first in 30 years. Why it matters: The rise reflects global concern over government debt and fiscal trajectory, with investors uneasy about inflation tied to the Middle East conflict, even as the bond auction went smoothly.

The coupon rate on new 10-year Japanese government bonds topped 3% for the first time in three decades, yet the benchmark JGB yield still rose on Tuesday.

The rise reflects global concern over government debt and fiscal trajectory, with investors uneasy about inflation tied to the Middle East conflict, even as the bond auction went smoothly.