PROBLEM TO BE SOLVED: To provide an absorption sheet for a pet from which an absorbent does not spill out even when part of the absorption sheet for a pet is cut, and of which cut part can be used, thereby being highly useful.SOLUTION: An absorption sheet for a pet includes: a liquid-permeable surface material 21; a liquid-impermeable back surface material; an absorbent; an absorbing part 3 constituted by wrapping the absorbent between the surface material 21 and the back surface material; and an extension part 2 provided by extending the surface material 21 and the back surface material wrapping the absorbent so as to surround the absorbing part, where multiple absorbing parts 3 are aligned while being mutually connected at end parts of the extension parts 2.SELECTED DRAWING: Figure 1COPYRIGHT: (C)2020,JPO&INPIT【課題】ペット用吸収シートの一部分をカットしても吸収材がこぼれず、カットした一部分を使用することができる利便性の高いペット用吸収シートを提供する。【解決手段】透液性の表面材21と、不透液性の裏面材と、吸収材と、を備え、表面材21と裏面材との間に吸収材を包んで構成される吸収部3と、吸収材を包む表面材21と裏面材とが延出して該吸収部を囲うように設けられた延長部2と、を備え、複数の吸収部3が、延長部2の端部を互いに接続して配列されていることを特徴とするペット用吸収シート。【選択図】図1