HARMONIC DRIVE SYSTEMS revenue for the last year amounted to 55.80 B JPY, the most of which — 57.00 B JPY — came from its highest performing source at the moment, Reduction Gear, the year earlier bringing 47.24 B JPY. The greatest contribution to the revenue figure was made by Japan — last year it brought HARMONIC DRIVE SYSTEMS 45.45 B JPY, and the year before that — 37.27 B JPY.