Provided is an excrement analysis device capable of analyzing urine and feces simultaneously without increasing a burden of maintenance.The excrement analysis device 10 of the present invention includes: a light source 20 that emits an inspection light toward an inspection area in a toilet bowl; spectroscopic information acquisition means 30 that receives an inspection light emitted toward the inspection area and acquires spectroscopic information from the received inspection light; and analysis means 40 that extracts a first space containing the largest amount of urine components and a second space containing the largest amount of fecal components from the acquired spectroscopic information, and outputs a result of analysis of urine and feces on the basis of spectroscopic information regarding the first space and the second space.