OPEN GROUP INC revenue for the last year amounted to 6.17 B JPY, the most of which — 4.21 B JPY — came from its highest performing source at the moment, Robot Outsourcing, the year earlier bringing 3.51 B JPY. The greatest contribution to the revenue figure was made by Japan — last year it brought OPEN GROUP INC 6.17 B JPY, and the year before that — 5.96 B JPY.