SEIKA CORP revenue for the last year amounted to 86.78 B JPY, the most of which — 29.70 B JPY — came from its highest performing source at the moment, Energy, the year earlier bringing 15.47 B JPY. The greatest contribution to the revenue figure was made by Japan — last year it brought SEIKA CORP 69.95 B JPY, and the year before that — 78.30 B JPY.