Disposable diaper having leg flap absorbent articles

A disposable diaper comprising a liquid-holding type absorbent article body in which an absorbent core is arranged between a liquid permeable top sheet and a liquid impermeable back sheet, in which a pair of right and left leg openings through which the legs pass at least at the time of wearing the disposable diaper is formed, and a plurality of leg portion elastic members is arranged around the respective leg openings in an extended state, wherein

• the leg portion elastic member includes at least one first leg portion elastic member provided in a front side portion which can be applied to the abdomen of a wearer so as to draw an arc along the leg openings, and at least one second leg portion elastic member provided in a back side portion which can be applied to the back of the wearer so as to draw an arc along the leg openings, the second leg portion elastic member being isolated from the first leg portion elastic member in a crotch portion which can be applied to the crotch of the wearer when worn,
• the minimum width of the absorbent article body in the crotch portion is within the range of from about 250 to 350 mm, and opposite side edges in the width direction of the absorbent article body in the crotch portion bend towards an external surface when worn, so that the respective opposite side edges in the width direction form leg flap absorbent articles which are capable of abutting against the inner part of the thigh of the wearer.