Cleaning body, cleaning device, charging device, assembled body, and image forming apparatus

A cleaning body is provided including: a rotating axial member; an elastic layer, fixed to the axial member, contacting a body to be cleaned and cleaning the body to be cleaned; a held portion projecting out towards the axial member axial direction outside from an axial direction end portion of the elastic layer; a holding member provided at an axial direction end portion of the axial member and holding the held portion between the holding member and the axial member; and a cleaning portion including an incision formed in a width direction central portion of the end portion of the elastic layer, formed such that the incision is open by the held portion being held by the holding member, the cleaning portion contacting an end portion of the body to be cleaned and cleaning the end portion of the body to be cleaned.