ORIENTAL CONSULTANTS HLDGS CO LTD revenue for the last year amounted to 86.28 B JPY, the most of which — 70.48 B JPY — came from its highest performing source at the moment, Infrastructure Management Services, the year earlier bringing 65.19 B JPY. The greatest contribution to the revenue figure was made by Japan — last year it brought ORIENTAL CONSULTANTS HLDGS CO LTD 55.40 B JPY, and the year before that — 49.59 B JPY.