R&D COMPUTER CO LTD revenue for the last year amounted to 11.58 B JPY, the most of which — 6.35 B JPY — came from its highest performing source at the moment, System Integration Services, the year earlier bringing 5.61 B JPY. The greatest contribution to the revenue figure was made by Japan — last year it brought R&D COMPUTER CO LTD 11.58 B JPY, and the year before that — 9.60 B JPY.