PROBLEM TO BE SOLVED: To provide a pet toilet capable of being firmly attached with a sheet and causing no unexpected detachment of the attached sheet.SOLUTION: The pet toilet 10 is configured to include a toilet body 11 mounted with a sheet, a pressing frame 31 pressing the sheet mounted on the toilet body 11 from an upper side to fix, and a fixing tool 21 fixing the pressing frame 31 by connecting it with the toilet body 11, wherein the fixing tool 21 is pivoted on the outer peripheral edge of the pressing frame 31, a shaft 14 which is the rotation axis of pressing frame 31 and against the toilet body 11, is formed at the position corresponding to the fixing tool 21 and of the outer peripheral edge of the toilet body 11, and a bearing 24 rotatably receiving the shaft 14 is formed on the fixing tool 21.