PROBLEM TO BE SOLVED: To provide a dead body preservation method that allows a dead body to be more effectively preserved and allows operators to safely perform the preservation of the dead body.SOLUTION: Air that contains negative ions generated by a negative ion generating device 3 is supplied into a coffin 2 in which a dead body 1 is placed, for example, through a pipe 4.COPYRIGHT: (C)2014,JPO&INPIT【課題】遺体の保存効果が高く、安全に実施することができる遺体保存方法を得る。【解決手段】遺体1が収容された棺桶2内に、マイナスイオン発生機3から発生させたマイナスイオンを含む空気を、例えば配管4を介して供給する。【選択図】図1