Music edit device and music edit method

A music editing method, implemented on a music editing apparatus, comprising:

• storing, at a storage unit, a plurality of songs including at least a first song and a second song;
• a remix processing step of performing, at a remix processing section, a remix process based on both meta data which are pre-generated corresponding to song data and which contain at least a time-based beat position and a file for deciding a remix pattern;
• a synchronous reproduction controlling step of obtaining, at a synchronous reproduction controlling section, the first song and second song, generating a master beat, sending the master beat to the remix processing section, adjusting the tempo of the first song and second song to be set to the master beat, and reproducing the first song and second song such that at least a portion of the first song and a portion of the second song are simultaneously reproduced based on individual entries of the meta data of the first song and second song according to the remix process which the remix processing section has designated corresponding to the remix pattern and the meta data;
• and
• a mixing step of mixing, at a mixing section, songs reproduced by the synchronous reproduction controlling section.