RYOHIN KEIKAKU CO revenue for the last year amounted to 661.68 B JPY, the most of which — 342.83 B JPY — came from its highest performing source at the moment, Domestic, the year earlier bringing 308.11 B JPY. The greatest contribution to the revenue figure was made by Japan — last year it brought RYOHIN KEIKAKU CO 342.82 B JPY, and the year before that — 308.11 B JPY.