noun
government bond; government securities; national debt
A bond or debt security issued by a national government; also used collectively for the outstanding amount of such debt, as in 国債残高.
政府は新しい国債を発行した。
The government issued new government bonds.
国債の利回りが上昇している
Yields on government bonds are rising.
国債残高の増加が問題になっている。
The increase in outstanding national debt is becoming an issue.