A turbocharger includes: a rotating shaft which extends along an axis; a turbine wheel which is provided on one end side of the rotating shaft; a compressor wheel which is provided on the other end side of the rotating shaft; a rolling bearing which includes an inner race fixed to an outer circumferential surface of the rotating shaft, an outer race surrounding the inner race from an outside in a radial direction, and rolling bodies arranged between the inner race and the outer race and rotatably supports the rotating shaft around the axis; a housing which covers the rolling bearing from an outer circumferential side with a gap between the housing and an outer circumferential surface of the rolling bearing; and a plurality of lubricating oil supply lines through which lubricating oil is supplied to different locations in the housing at different state quantities.