A type of electric vehicle that is equipped with a fuel cell system and runs while generating electricity. This bus is equipped with the Toyota Fuel Cell System (TFCS), a fuel cell vehicle (MIRAI / passenger vehicle) that was launched earlier, and is equipped with two FC stacks (power generators) and motors. In addition to improving the output, it is also equipped with eight high-pressure hydrogen tanks (two for MIRAI). It also has an external power supply system that supplies power to the outside in the event of a disaster.