In order to provide a musical sound generating vehicular apparatus and a program of the same for playing musical sounds based on a status of a vehicle without depending on parameter changes such as volume of the musical sound, a vehicle status detection means (11) which detects a control status of the vehicle, a storage means (13) which stores musical sound data, a musical sound data playback means (3) which plays the musical sound based on the musical sound data stored in the storage means (13), and a control means (1) which determines a playback interval of the musical sound data stored in the storage means (13) based on the control status of the vehicle detected by the vehicle status detection means (11) and controls the musical sound playback means (3) to play the playback interval of the musical sound data are provided.