OTEC CORP revenue for the last year amounted to 29.37 B JPY, the most of which — 16.60 B JPY — came from its highest performing source at the moment, Environmental Systems, the year earlier bringing 14.64 B JPY. The greatest contribution to the revenue figure was made by Japan — last year it brought OTEC CORP 29.37 B JPY, and the year before that — 26.14 B JPY.