PROBLEM TO BE SOLVED: To dispense with or reduce unpleasant work of a caregiver cleaning away excrement, moreover, labor or time accompanying it, and to exclude or reduce waste of paper, water or the like used at the time.SOLUTION: This auxiliary implement for a diaper includes a cover part 3 which covers a buttock part Hh when wearing it in a user H, and is formed with an opening part 3s which is formed in a position corresponding to an anus part Ha of the user H and through which the excrement E can pass. The cover part 3 uses, as an example, at least a paper material Sph keeping shape or hardly losing the shape, and can be formed as a molding Ms shaped by a mold along at least a partial shape of the buttock part Hh.COPYRIGHT: (C)2012,JPO&INPIT【課題】 排泄物を拭き取る介護者の不快な作業、更にはこれに伴う労力や時間を不要又は軽減するとともに、この際に使用するペーパーや水等の無駄を排除又は低減する。【解決手段】 使用者Hに装着した際に尻部Hhを覆うとともに、使用者Hの肛門部Haに対応する位置に形成した排泄物Eが通過可能な開孔部3sを設けたカバー部3を有する。このカバー部3は、一例として、少なくとも型崩れしない又は型崩れしにくい紙素材Sphを使用し、かつ尻部Hhの少なくとも一部の形状に沿った型により成形した成形体Msとして形成できる。【選択図】 図1