Cell reselection method and mobile station apparatus

Mobile station apparatus, based on the received level of the signal from the base station apparatus each of the first process of selecting the migration condition is satisfied base station apparatus to a predetermined, the base station apparatus selected in the first step , when a particular subscriber for the base station apparatus includes a plurality, with correspondence between the priority and the predetermined frequency, from among the plurality of specific subscriber for the base station apparatus, a base station apparatus for accessing the by and a second step of reselecting, suppresses the number of frequencies to carry out the measurement, suppress the occurrence of the pingpong effect.