ORIGINAL ENGINEERING revenue for the last year amounted to 6.63 B JPY, the most of which — 6.03 B JPY — came from its highest performing source at the moment, Water Supply and Sewerage, the year earlier bringing 5.95 B JPY. The greatest contribution to the revenue figure was made by Japan — last year it brought ORIGINAL ENGINEERING 6.63 B JPY, and the year before that — 6.49 B JPY.