year-end bonus
A bonus paid to employees based on the company's financial results for the fiscal year, typically distributed after the annual accounts are settled.
This year's year-end bonus was larger than last year's.
ボーナス is a general term for any bonus, while 決算賞与 specifically refers to a bonus tied to the company's annual financial settlement.
期末手当 is a term-end allowance often paid at the end of a fiscal period, similar in timing but may not be directly linked to profit performance like 決算賞与.
Compound of 決算 (settlement of accounts) and 賞与 (bonus). The term is used in business contexts to describe a bonus paid after the fiscal year's financial results are finalized.