To provide metal fittings for suppressing generation of harmful substances accompanying burning of a coffin and a coffin without a gold nail.SOLUTION: The coffin comprises two first side plates 2 constituting side surfaces in the longitudinal direction of the coffin, two second side plates 3 constituting side surfaces in the lateral direction of the coffin, a bottom plate 4 and a cover plate. The first side plate 2 and the second side plate 3 made of a combustible material are joined to each other using a flammable fastener to form a wall surface, and all the constituent elements are made of combustible material. (For example, a triangular dowel, a wooden nail, a bamboo nail, etc.) in the horizontal direction from one longitudinal end toward the other end in the vicinity of the upper end portion (the side on which the cover plate is disposed) toward the paper surface of the first side plate 2 A plurality of fourth driving holes 6a into which the first driving holes 6a are driven are formed.(FIG.【課題】棺の燃焼に伴う有害物質の発生を抑制する金具類及び金釘無し棺を提供する。【解決手段】棺は、棺の長手方向の側面を構成する２枚の第１側板２、棺の短手方向の側面を構成する２枚の第２側板３、底板４及び蓋板を備える。可燃性素材で形成された第１側板２及び第２側板３を可燃性の留め具を用いて互いに接合して壁面が構成され、全ての構成要素が可燃性素材より形成されている。第１側板２の紙面向かって上端部付近（蓋板が配置される側）において、長手方向の一端から他端に向かって水平方向へ、留め具（例えば、三角ダボ、木釘、竹釘など）が打ち込まれる第４打ち込み孔６ａが複数形成されている。【選択図】図２
