The Meiji government expected that if Doburoku, which was accounts for most of the liquor consumption, was prohibited, people would drink more seishu which was taxed and the revenue from liquor taxes would increase.
酒類の消費の大勢を占めるどぶろくを禁止すれば、国民の需要は酒税のかかる清酒へと向き、それがそっくり歳入にはねかえってくるだろう、というのが明治政府の予測であった。