Apparatus for cleaning substrate for magnetic recording medium, and method for cleaning substrate for magnetic recording medium

Provided are an apparatus and a method for cleaning a substrate for a magnetic recording medium, wherein a cleaning solution does not easily scatter to surrounding areas, and a substrate which is for a magnetic recording medium and applicable to low floating of a magnetic head above a magnetic recording surface and has high cleanliness is obtained.  The apparatus for cleaning a substrate (1) for a magnetic recording medium is provided with: a cleaning solution nozzle (4) which supplies the cleaning solution onto the substrate (1); a cleaning tool (3) composed of a porous material; a sliding means which slides the cleaning tool (3) on the substrate (1); and a cleaning solution discharging means (7) which sucks and discharges the cleaning solution from over the substrate (1) through the cooling tool (3).