Zabuton is a square cloth cushion ,stuffed with cotton,which is used as a house wear ,large enough for one person to sit on tatami flooring in Japanese style room.
According to the present constitution, the emperor is a symbol of Japan which stipulates the role of the Emperor as follows.
Firstly, the Emperor officially appoints the prime minister and the chief judge of the supreme court .
Secondly, the Emperor promulgates laws and treaties and dissolves the house of Representatives.
Thirdly, the Emperor receives foreign ambassadors and dignitaries.