Toyota Motor Corporation will begin to sell fuel cell buses (FC buses) under the Toyota brand from early 2017. Having already undergone repeated field tests for practical use, the Bureau of Transportation of the Tokyo Metropolitan Government plans to utilize two of these FC buses (model name: Toyota FC Bus) as fixed-route buses. Toyota plans to introduce over 100 FC buses mainly in the Tokyo area, ahead of the Tokyo 2020 Olympic and Paralympic Games. In view of this, the FC buses will be sold for the first time in Japan in early 2017, so as to help increase the level of understanding by the general public of the utilization of FC buses as a form of public transportation. The bus also uses a high-capacity external power supply system. With a power supply capable of a 9 kW2 maximum output, and a large capacity of electricity supply at 235 kWh3, the FC bus can be used as a power source in the event of disasters, such as at evacuation sites such as in school gymnasiums4 or, its electricity