Delivered to the capital, Cho was allotted to the salary for the government official (Iroku [stipends paid to people who were in the fourth rank and the fifth rank]) and kiroku [salary paid to the officers under the ritsuryo system]), etc. as the main financial resources of the central government.
京へ納入され中央政府の主要財源として、官人の給与（位禄・季禄）などに充てられた。