TOHO SYSTEMS SCIENCE CO revenue for the last year amounted to 15.45 B JPY, the most of which — 15.06 B JPY — came from its highest performing source at the moment, Software Development, the year earlier bringing 13.95 B JPY. The greatest contribution to the revenue figure was made by Japan — last year it brought TOHO SYSTEMS SCIENCE CO 15.45 B JPY, and the year before that — 14.21 B JPY.