KOHSAI CO LTD revenue for the last year amounted to 3.52 B JPY, the most of which — 2.47 B JPY — came from its highest performing source at the moment, Jewelry Parts, the year earlier bringing 2.31 B JPY. The greatest contribution to the revenue figure was made by Japan — last year it brought KOHSAI CO LTD 3.07 B JPY, and the year before that — 2.89 B JPY.