NIPPON DENKO CO LTD revenue for the last year amounted to 76.41 B JPY, the most of which — 52.88 B JPY — came from its highest performing source at the moment, Ferroalloy, the year earlier bringing 58.35 B JPY. The greatest contribution to the revenue figure was made by Japan — last year it brought NIPPON DENKO CO LTD 76.41 B JPY, and the year before that — 79.34 B JPY.