It is prepared by soaking tososan (a mixture of several medicinal herbs) in sake with mirin (sweet sake) and sugar added, and people drink it using three types of cups: a small one, a medium-size one and a large one.
数種の薬草を組み合わせた屠蘇散（とそさん）を日本酒にみりんや砂糖を加えたものに浸して作り、小・中・大の三種の盃を用いて飲む。