noun
super-long-term government bond
A government bond with a maturity exceeding ten years. Used in financial contexts.
超長期国債は、満期まで二十年以上のものもある。
Some super-long-term government bonds have maturities of over twenty years.
年金基金は超長期国債を運用に組み入れることが多い。
Pension funds often include super-long-term government bonds in their portfolios.
Compound of 超 (super, ultra), 長期 (long-term), and 国債 (government bond).