DJ Tasaka says the three robots in Z-Machines have the ability to create sounds that are impossible for three human musicians to mimic.

Mach the guitar robot, for example, has 78 fingers using 12 picks, and the drum robot, Ashura, plays 22 drums with six arms.

Cosmo, the keyboard robot, was designed separately by Yoichiro Kawaguchi, an artist and professor at Tokyo University.

The band performed their debut piece on Monday.

Post People, Post Party was composed by Tokyo-based DJ Tasaka. Tim Allman reports.