TETSUJIN HOLDINGS revenue for the last year amounted to 7.07 B JPY, the most of which — 3.84 B JPY — came from its highest performing source at the moment, Karaoke Room, the year earlier bringing 3.68 B JPY. The greatest contribution to the revenue figure was made by Japan — last year it brought TETSUJIN HOLDINGS 7.07 B JPY, and the year before that — 6.59 B JPY.