A burden, charge, or responsibility.

cost

Could you please do something for me? (polite form)

part, portion / copy of a newspaper or book

To bear or assume a responsibility; to incur a cost.

一部: part / 一分: one minute; a few

(archaic, possibly obsolete) two days, a two-day period

蓋: lid; cap; cover / 双: pair, set of two

負担: A burden, charge, responsibility; to bear a burden, charge, responsibility. / 布毯, 布単: A special cloth laid down to cover the path traveled by the procession during a shrine dedication or transfer.

splitting from one into two / (especially) taking the entry tests for two schools / (especially) dating two people at once