GAKKYUSHA CO LTD revenue for the last year amounted to 12.99 B JPY, the most of which — 12.27 B JPY — came from its highest performing source at the moment, Education, the year earlier bringing 11.76 B JPY. The greatest contribution to the revenue figure was made by Japan — last year it brought GAKKYUSHA CO LTD 12.99 B JPY, and the year before that — 12.38 B JPY.