METHOD FOR PRODUCING ELECTRIC STORAGE DEVICE, AND ELECTRIC STORAGE DEVICE

A method of producing an electric storage device (100) includes a fastening step that includes fastening a laminate (80) that includes a lithium foil (82) and a metal foil (84) to at least one of a first separator (50a) and a second separator (55a) using a bonding member (90), and a winding step that includes winding the first separator (50a), the second separator (55a), the laminate (80), a cathode (60), and an anode (70) to obtain a wound element (40), one of the first separator (50a) and the second separator (55a) being disposed between the cathode (60) and the anode (70).