PROBLEM TO BE SOLVED: To provide a disposable diaper which has, in a rear waist region, a downwardly openable pocket for holding and retaining excreta which moves toward a waist opening side.SOLUTION: A rear waist region 14 has a pocket forming part 20 provided with a downwardly openable pocket 30 which faces in the front-back direction. The pocket forming part 20 has: bilateral fixed parts 45 which are fixed to a band-shaped region 23 a pocket inner-side region 42 which extends between the bilateral fixed parts 45 upward from a portion connecting to the band-shaped region 23 and a pocket outer-side region 43 which faces the pocket inner-side region 42 in the front-back direction across a fold part 33 extending in a horizontal direction X and extends toward a crotch region 15, the pocket outer-side region being positioned on an extension of an absorbent body 85. A pocket elastic body 49 which extends in the horizontal direction X is disposed in the pocket inner-side region 42. The pocket outer-side region 43 has a portion which is located on the extension of bilateral edges 85c of the absorbent body 85 and is folded in the horizontal direction X.SELECTED DRAWING: Figure 3COPYRIGHT: (C)2016,JPO&INPIT【課題】後ウエスト域において、ウエスト開口側へ移動する排泄物を収容、保持するための下方へ開口可能なポケットを備えた使い捨ておむつの提供。【解決手段】後ウエスト域14は、前後方向において対向する下方へ開口可能なポケット30を備えるポケット形成部20を有する。ポケット形成部20は、帯状域23に固定された両側固定部45と、両側固定部45間において帯状域23とつながる部分から上方へ延びるポケット内側域42と、横方向Xへ延びる折曲部33を介してポケット内側域42と前後方向において対向してクロッチ域15へ延び、かつ、吸収体85の延長上に位置するポケット外側域43とを有する。ポケット内側域42には、横方向Xへ延びるポケット弾性体49が配置され、ポケット外側域43は、吸収体85の両側縁部85cの延長上に位置する前記横方向Xへ折曲された部分を有する。【選択図】図3
