A urine sample analyzer comprising: a holding chamber for holding a urine sample; a first nozzle for suctioning a urine sample from a sample container and discharging the suctioned urine sample into the holding chamber; a first wash tank for washing the first nozzle; a plurality of processing chambers (11a, 11b) for receiving and processing a urine sample; a second nozzle for suctioning the urine sample from the holding chamber and respectively discharging a part of the suctioned urine sample to the plurality of holding chambers; a controller configured to perform operations for: moving the first nozzle to the first wash tank and washing the first nozzle in the first wash tank after the first nozzle has discharged a urine sample into the holding chamber; and moving the second nozzle to the holding chamber after the first nozzle has started moving from the holding chamber to the first wash tank, moving the second nozzle which has suctioned the urine sample from the holding chamber to the respective plurality of processing chambers (11a, 11b), and discharging a part of the urine sample from the second nozzle into the respective plurality of processing chambers (11a, 11b); a detector for detecting information of material components in the urine samples respectively processed in the plurality of processing chambers (11a, 1 1b); and an analyzing part for analyzing the information of the material components detected by the detector, characterized in that a first movement path of the first nozzle and a second movement path of the second nozzle intersect; the holding chamber is arranged at a position of intersection of the first movement path and the second movement path; and the holding chamber is arranged nearer the sample container than the first wash tank in the first movement path. a holding chamber for holding a urine sample; a first nozzle for suctioning a urine sample from a sample container and discharging the suctioned urine sample into the holding chamber; a first wash tank for washing the first nozzle; a plurality of processing chambers (11a, 11b) for receiving and processing a urine sample; a second nozzle for suctioning the urine sample from the holding chamber and respectively discharging a part of the suctioned urine sample to the plurality of holding chambers; a controller configured to perform operations for: moving the first nozzle to the first wash tank and washing the first nozzle in the first wash tank after the first nozzle has discharged a urine sample into the holding chamber; and moving the second nozzle to the holding chamber after the first nozzle has started moving from the holding chamber to the first wash tank, moving the second nozzle which has suctioned the urine sample from the holding chamber to the respective plurality of processing chambers (11a, 11b), and discharging a part of the urine sample from the second nozzle into the respective plurality of processing chambers (11a, 11b); moving the first nozzle to the first wash tank and washing the first nozzle in the first wash tank after the first nozzle has discharged a urine sample into the holding chamber; and moving the second nozzle to the holding chamber after the first nozzle has started moving from the holding chamber to the first wash tank, moving the second nozzle which has suctioned the urine sample from the holding chamber to the respective plurality of processing chambers (11a, 11b), and discharging a part of the urine sample from the second nozzle into the respective plurality of processing chambers (11a, 11b); a detector for detecting information of material components in the urine samples respectively processed in the plurality of processing chambers (11a, 1 1b); and an analyzing part for analyzing the information of the material components detected by the detector, characterized in that a first movement path of the first nozzle and a second movement path of the second nozzle intersect; the holding chamber is arranged at a position of intersection of the first movement path and the second movement path; and the holding chamber is arranged nearer the sample container than the first wash tank in the first movement path.