In the mid-Heian period, all three warehouses (north, middle and south) were regarded as Chokufu warehouses, but later the south section became "Kofu," administered by temple and monk organizations run, for example, by the head secretary of Todai-ji Temple instead of by Chokufu.
平安時代中期には北・中・南の三倉とも勅封蔵と見なされていたが、東大寺の什器類を納めていた南倉のみは、後に勅封から綱封（東大寺別当らの寺僧組織が管理する）に改められた。