It is one of the records of the time when the Satake clan that would be the lord of Akita Domain later in the Edo period, was Shugo (provincial constable) of Hitachi Province in the Muromachi period, collecting the techniques of sake brewing since the clan was a local ruling family in Satakego of the Province.
のち江戸時代に秋田藩主となる佐竹氏が、室町時代に常陸国の守護であった時代の記録の一つで、同国佐竹郷の豪族であったころからの酒造技術を纏めたものである。