Any idea about Japanese style bedding? In fact, western style bedding is becoming popular more and more, but traditionally Japanese sleep on ‘Futon’ prepared in a Tatami room. The word “futon' is used very loosely in English these days, referring to thick mattresses, duvets and sofa beds. The full futon set consists of several parts. Futon set A set of Futon bedding consists of a mattress, blanket/s, and a duvet as well as a pillow. They are used with the covering for easy washing to keep them hygienic. Futons are filled with cotton or feathers. First, a ...