A remote controlled helicopter of a single rotor type to be used indoors, having a flying operation that can be stabilized and operability that can be improved. The helicopter includes a center hub that supports a rotor head to a mainmast, and is divided into an upper center hub and a lower center hub. The upper and the lower center hubs are fixed around the shaft of the mainmast with a predetermined angle. A phase angle of a main rotor as an output with respect to an operation input from a swash plate becomes an acute angle, and the main rotor and a stabilizer are mounted to rotate with a phase difference of the acute angle.
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