To provide building of a business model, relating to power supply which is indispensable to expanded use of new energy for a fuel cell system or the like.
The building of the model is characterized, by providing a first power supply source 16 supplying electric power to a load, a second power supply source 30 generating power on the basis of resources to supply the electric power to the load, a power detection part 62 for detecting information relating to consumption of the electric power supplied to the load from the first power supply source 16, a resource detecting part 62 for detecting information relating to consumption of the resources supplied to the second power supply source 30, and a display part 48 for displaying information relating to consumption of the power and/or information relating to the consumption of the resources.
YASUO KOJI
ODA KATSUYA
AKIYAMA YUKINORI
