SQUARE TYPE BATTERY AND MANUFACTURING METHOD OF SQUARE TYPE BATTERY

A square type battery includes a cover that is provided with a terminal and is formed in a substantially rectangle, a case main body that is formed in a substantially rectangular parallelopiped and that includes two pairs of opposed side surfaces connected to a peripheral edge part of the cover, and an electrode body that is accommodated inside the case main body and that is connected to the terminal. At least a first side surface among the two pairs of opposed side surfaces is pinched toward an inward of the case main body. The first side surface and a second side surface opposed to the first side surface abut the electrode body.