国こく債さい先さき物もの

Meanings

1

noun

government bond futures

Financial term referring to futures contracts on government bonds.

thing, object, matter

国こく債さい
国債 refers to government bonds themselves, while 国債先物 refers specifically to futures contracts on those bonds.
先さき物もの
先物 is the general term for futures contracts; 国債先物 specifies the underlying asset as government bonds.

Compound of 国債 (government bond) and 先物 (futures).