Campaigning is at fever pitch ahead of Sunday's Upper House election, with candidates pounding the pavement, holding rallies and calling out their names and slogans for hours on end via loudspeakers.

Not so in Kochi Prefecture, where things are quiet this year thanks to a redrawing of the electoral map that has led candidates to ignore the area.

A major rally was held at Kochi University on Sunday evening for So Onishi, an independent jointly backed by the Democratic Party and the Japanese Communist Party.