Demand-supply adjusting device and demand-supply condition consolidating method

A demand-supply adjusting device, comprising:

• a demand-supply information storing unit configured to store demand-supply information about demand and supply;
• a similarity degree calculating unit configured to calculate a degree of similarity between items that are included in the demand-supply information stored in the demand-supply information storing unit;
• a grouping unit configured to group the items included in the demand-supply information together, based on the degree of similarity calculated by the similarity degree calculating unit;
• an impact degree calculating unit configured to calculate, for items that are grouped by the grouping unit and for items that are not grouped by the grouping unit, degrees of impact of the items on demand-supply conditions to be used in processing of searching for an optimum logistics network;
• and
• a determining unit configured to determine, based on the degrees of impact calculated by the impact degree calculating unit, whether or not the demand-supply conditions of the items are to be used in the logistics network search processing.