A data center is a facility that collects and operates the servers, network equipment, etc. necessary for information processing, storage, and communication. In recent years, data centers have been set up all over the world and have rapidly expanded in number and scale. The number of hyperscale data centers in the world exceeded 1,000 at the beginning of 2024, and their total capacity measured by power consumption doubled in four years, according to an announcement made by Synergy Research Group.