Tosoh Corp. revenue for the last year amounted to 8.01 B USD, the most of which — 3.06 B USD — came from its highest performing source at the moment, Chlor-alkali, the year earlier bringing 2.97 B USD. The greatest contribution to the revenue figure was made by Japan — last year it brought Tosoh Corp. 3.92 B USD, and the year before that — 3.68 B USD.