A nonwoven fabric that is easily deformed but resistant to collapse, and that has excellent air permeability in the planar direction. The nonwoven fabric comprises continuous fibers and bonded sections formed by bonding multiple fibers including the continuous fibers, wherein the nonwoven fabric comprises a first side and a second side on the side opposite the first side, the first side comprises a plurality of projections, each projection including at least one bonded section, a plurality of projections including no bonded section, and at least one recess, the second side comprises a plurality of recesses, each recess overlapping with at least a part of the projection of the first side, and the coefficient of variation of the diameters of the continuous fibers is at least 10%.