To provide a positively charged toner for nonmagnetic one-component development which suppresses filming and fogging on an organic photoreceptor.

The positively charged toner for nonmagnetic one-component development comprises toner base particles containing a colorant and a polyester as a binder resin and an external additive, wherein positively charged silica having an average particle diameter of 5-30 nm and negatively charged silica having an average particle diameter of 0.2-0.6 m are contained as the external additive.