NTT DATA GROUP CORPORATION revenue for the last year amounted to 28.86 B USD, the most of which — 17.42 B USD — came from its highest performing source at the moment, Overseas, the year earlier bringing 14.05 B USD. The greatest contribution to the revenue figure was made by Japan — last year it brought NTT DATA GROUP CORPORATION 11.48 B USD, and the year before that — 12.22 B USD.