San-jaku oke (wooden barrel with both diameter and height of 0.90 meters), yon-shaku oke (wooden barrel with both diameter and height of 1.20 meters) and tsubodai (container for yeast mash) were branded with a hot iron, and other brewing containers were not allowed for use.
醸造器では、三尺桶、四尺桶、壺代（つぼだい）などに焼印を捺し、それ以外のものは使えないようにした。