SIGMA KOKI CO LTD revenue for the last year amounted to 11.37 B JPY, the most of which — 9.68 B JPY — came from its highest performing source at the moment, Component Parts, the year earlier bringing 8.98 B JPY. The greatest contribution to the revenue figure was made by Japan — last year it brought SIGMA KOKI CO LTD 7.58 B JPY, and the year before that — 6.94 B JPY.