PROBLEM TO BE SOLVED: To provide a diaper that uses a reduce amount of material without damaging the quality of a diaper, for which demand has been rising.SOLUTION: The present invention relates to a diaper 1 for an infant or an adult, the diaper comprising: a front part AP capable of wrapping a front side pelvis area of a person; a rear part PP capable of wrapping a rear side pelvis area of the person; and a center part CP capable of wrapping a pelvis area of the person and connecting an intermediate area MR of the front part AP with an intermediate area MR of the rear part PP vertically in a longitudinal direction.SELECTED DRAWING: Figure 1【課題】需要が増加するおむつの品質を犠牲にせずに、材料の使用量を低減する。【解決手段】本発明は概して、乳児または成人用のおむつ1に関し、該おむつは、ヒトの前側骨盤領域を包むことのできる前部APと、ヒトの後側骨盤領域を包むことのできる後部PPと、ヒトの骨盤領域を包むことができ、前部APの中間領域MRと後部PPの中間領域MRとを長手方向に垂直に連結する中央部CPと、を備える。【選択図】図1