, is interviewed in Rengo's head office in Chiyoda Ward, Tokyo. SATOKO KAWASAKI PHOTO

To get a bigger piece of the pie in this year's "shunto" (spring wage offensive), unions are gearing up to seek monthly raises higher than they won last year, said Tsuyoshi Takagi, president of the Japanese Trade Union Confederation (Rengo), which represents about 6.5 million workers.