To provide a corpse storage and preservation bag for human or animals, which forms a sealed bag during long storage and prevents advancement of the decay of the corpse, generation of odor, and leakage of moisture, gas, or the like, to the outside.

This corpse storage and preservation bag comprises a bag body made of a multi-layered sheet with the lamination of plastic films containing an antibacterial agent or a deodorant. The bag body has a sufficient width and length for storing a corpse, and has an unsealable opening on a part of its periphery. The multi-layered sheet is a three-layered plastic sheet comprising a polyethylene film containing an antibacterial agent or a deodorant, a polyvinyl alcohol film and a polypyrene film. The opening is sealable using a zipper.