ABSTRACT: The titanium porous body according to the present invention is in a form of a sheet, and has a thickness of 0.3 mm or less, and a bending strain at break of 0.005 or more, wherein, for a three-dimensional surface texture of at least one surface of the titanium porous body, an arithmetic mean height Sa is 2.5 μm or less, a maximum height Sz is 30 μm or less, an aspect ratio Str of the surface texture is 0.93 or more, and an arithmetic mean curvature Spc of a peak is 4.8 (1/μm) or less.