To make easy to hold during transport, condensation resistant, lightweight and flame resistant, leave no foreign matter such as hardware after cremation, and prevent from occupying a large space during transport or storage.

A coffin 10 is furnished with a wooden slender box-shaped coffin body 12 and a wooden lid 20 covering the opening at the top of the coffin body, and the coffin body has a pair of facing lengthwise side structures 14, a pair of facing crosswise side structures 16, and a bottom structure 18, and holding members 22 that are attached to the outside upper portions of the crosswise side structures and where hands are put to transport the coffin. Elements forming the lengthwise side structures 14 and the crosswise members 16 are joined together by tension joint.