Unfiltered sake, including Doburoku (unrefined sake) brewed by farmers in their houses, had been continuously produced and distributed as a low-grade liquor which was cheaper and handy than seishu.
濁り酒は、農民たちが自家製するどぶろくを含めて、清酒よりも安価で手軽な格下の酒として製造、流通されつづける。