POWER STORAGE MODULE STRUCTURAL MEMBER, POWER STORAGE MODULE INCLUDING POWER STORAGE MODULE STRUCTURAL MEMBER, AND METHOD OF MANUFACTURING POWER STORAGE MODULE STRUCTURAL MEMBER

A power storage module structural member includes: a metal member that is in the form of a plate; and an insulating sheet. The insulating sheet has a thermosetting property and is thermocompression-bonded to at least a portion of a surface of the metal member.