To reduce the elongation of the migration time for the first electrophoresis cycle in successive electrophoresis cycles and improve the reliability of electrophoresis analysis. The method includes a composition containing Lycium plant that, when administered to a human, can reduce that human’s waist circumference. A sphere detector performs a depth-first search until the depth-first search terminates in response to a terminate signal requesting the result from the sphere detector. This detection of movement allows a user, such as a manager of a store, to make informed decisions as to the infrastructure and operation of the store. 29 \u03bcm or smaller and smaller than that in a direction perpendicular to the belt movement direction.