日割(ひわ)り

ひわり
noun
daily rate; prorated by the day
businessmoney
1. daily rate; prorating by the day; per diem calculation
Dividing a total amount (typically rent, salary, or fees) by the number of days to calculate a daily rate. Used when charges need to be prorated for a partial period.
The rent is calculated on a daily basis.
Since I moved in mid-month, the rent was prorated by the day.
給料(きゅうりょう)は日割(ひわ)り計算(けいさん)で支払(しはら)われた。
The salary was paid based on a daily prorated calculation.

Composed of 日(ひ) (day) + 割(わ)り (division, rate). Common compounds: 日割(ひわ)り家賃(やちん) (prorated rent), 日割(ひわ)り計算(けいさん) (daily proration), 日割(ひわ)り料金(りょうきん) (daily rate charge). Frequently encountered when moving into or out of an apartment mid-month, or when starting/ending a subscription partway through a billing period. Related: 月割(つきわ)り (monthly rate), 時間割(じかんわり) (timetable/schedule).