Tosoki consists of a decanter into which tososan, sake and mirin are put, the cups into which toso is poured, a stand on which the cups are arranged in layers, and a tray on which the above items are set.
屠蘇器は、屠蘇散と日本酒・味醂を入れる銚子（ちょうし）、屠蘇を注ぐ盃、重ねた盃をのせる盃台、これらを載せる盆からなる。