Bus bar and method for manufacturing bus bar

A bus bar (10) is created using a main body section (11) that has a bend part (13) at one or more positions and a platy or rod-shaped terminal section (12) that is provided at least at one end (14) of the main body section (11), is seamlessly integrated with the main body section (11) using the same material as that of the main body section, and is harder than the bend part (13).