There are provided a first storage section that stores text files each including at least text data, and a second storage section that stores registration data including predetermined performance environment setting information and text file selection information specifying a text file associated with a performance environment set on the basis of the performance environment setting information. Registration data is selected from the second storage section, and the text file associated with the performance environment is selected, in accordance with the text file selection information of the selected registration data, from among the text files stored in the first storage section. The text data included in the selected text file is displayed on the basis of the selected text file. In an alternative, control is performed to display lyrics data included in currently-reproduced automatic performance data or text data included in the text file stored in the first storage section.