A remote controller 101 includes: an operation unit 11; a power generating unit 12 that generates electric power by operation on the operation unit 11; a signal generating unit 13 that operates by using the electric power generated by the power generating unit 12 and is able to output a signal of a kind corresponding to the content of each operation on the operation unit 11; a storage unit 15 that operates by using the electric power generated by the power generating unit 12 and nonvolatilely stores the content of an output signal of the signal generating unit 13; and a transmission control unit 14 that operates by using the electric power generated by the power generating unit 12 and transmits a wireless signal including information corresponding to the content of the output signal stored in the storage unit 15 when the operation on the operation unit 11 satisfies a predetermined condition.