Paper-made staple, paper-made staple assembly, and sheet processing device provided with the paper-made staple assembly

A paper-made staple to bind a sheet bundle, comprising:

• a pair of leg portions adapted to be inserted into the sheet bundle and then bent inward;
• and
• a connection portion that connects the leg portions in a staple longitudinal direction at a position straddling a predetermined folding position, wherein
• the connection portion has, at an edge portion thereof, a cut in a direction crossing the longitudinal direction so as to correspond to a folding position for facilitating folding of the connection portion.

A paper-made staple to bind a sheet bundle, comprising:

• a pair of leg portions adapted to be inserted into the sheet bundle and then bent inward;
• and
• a connection portion that connects the leg portions in a staple longitudinal direction, wherein
• the connection portion has a connection portion cut in a direction crossing the longitudinal direction so as to correspond to a predetermined folding position for facilitating folding thereof, and
• each of the leg portions has a leg portion side cut at a position overlapping the cut of the connection portion when the leg portions are bent inward.