To provide a cleaning tool exhibiting excellent cleaning effectiveness. The present invention relates to a cleaning tool comprising a cleaning sheet, and a holding tool for holding said cleaning sheet. The cleaning sheet is provided with: a brush part configured so as to be capable of cleaning an object to be cleaned; a base part; and insertion parts through which holding parts of the holding tool are inserted. The brush part is configured so as to be provided with: a first cleaning region; a second cleaning region; and a bent region which is sandwiched therebetween, and which is formed by being bent by an end of the base part.