SEIGAKUSHA CO LTD revenue for the last year amounted to 12.67 B JPY, the most of which — 12.58 B JPY — came from its highest performing source at the moment, Education, the year earlier bringing 12.25 B JPY. The greatest contribution to the revenue figure was made by Japan — last year it brought SEIGAKUSHA CO LTD 12.67 B JPY, and the year before that — 12.33 B JPY.