Patent ID: 7371956

Claim:
A musical content utilizing apparatus comprising: a utilization portion for providing a user with musical information based on content material data, the utilization portion including a display unit; an input portion for inputting a musical content package comprised of content definition data and plural different kinds of content material data, the plural different kinds of content material data including content material data for displaying an image in the display unit, the content definition data defining the handling of the content material data utilized in the utilization portion among the plural different kinds of content material data, wherein the content definition data includes content material designation data for designating any one or more of said plural different kinds of content material data included in the musical content package, for using the designated content material data in the utilization portion; a utilization process portion for processing the input content material data and content definition data and providing a user with musical information on the display unit based on said input content material data; and a transformation portion for transforming the content material designation data to add an item which is not defined in said content material designation data, or to change an item which is defined in the content material designation data, and supplying the transformed content material designation data to said utilization portion, the transformed content material designation data relating to content material data for displaying an image among the plural different kinds of content material data designated by the content material designation data.