reserve funds; emergency funds
Refers to money set aside for unforeseen expenses or emergencies, often used in budgeting, corporate finance, and government allocations.
The company keeps reserve funds for unforeseen circumstances.
The government allocated emergency funds for disaster countermeasures.
The government allocated reserve funds for disaster response.
We ended up using the reserve funds for an unexpected repair cost.
That expense was paid out of the reserve funds.
準備金 is a broader accounting term for reserves set aside for various specific purposes, whereas 予備費 is earmarked for unexpected or emergency needs.
積立金 is money accumulated gradually for a planned future purpose, while 予備費 is available for sudden, unforeseen expenses.
Compound of 予備 (yobi, 'reserve, spare') and 費 (hi, 'expense, cost'). The kanji 予備 means 'preliminary preparation', and 費 refers to 'expenditure', together forming the concept of funds set aside for contingencies.