ORIENTAL CONSULTANTS HLDGS CO LTD revenue for the last year amounted to 78.15 B JPY, the most of which — 65.19 B JPY — came from its highest performing source at the moment, Infrastructure Management Services, the year earlier bringing 65.71 B JPY. The greatest contribution to the revenue figure was made by Japan — last year it brought ORIENTAL CONSULTANTS HLDGS CO LTD 49.59 B JPY, and the year before that — 47.63 B JPY.