A non-transitory storage medium encoded with a computer readable information processing program, the information processing program causing a computer to function as a reading module which reads data from an information storage medium by establishing near field wireless communication with the information storage medium, a first processing module which executes a first application program generating second data with the use of first data read by the reading module, a writing module which writes the second data into the information storage medium by establishing near field wireless communication with the information storage medium, and a second processing module which executes a second application program different from the first application program with the use of the second data read by the reading module.