The bakufu thus introduced what is now called the licensing system to the sake brewing industry by issuing sakekabu so that each sake brewery would be able to fairly purchase the amount of genryo mai commensurate with its scale and production capability according to yield and quality of rice in each year.
そこで幕府は、それぞれの酒蔵が規模や生産能力に見合った原料米を、その年々の米の収穫量や作柄と比例して公平に仕入れることができるように、酒株を発行し、醸造業を今でいうところの免許制にしたのである。