Party leaders rallied voter support in various parts of Japan on Saturday, wrapping up more than two weeks of official campaigning for the upper house election.Prime Minister Shinzo Abe, who heads the ruling Liberal Democratic Party, has pushed constitutional reform as one of the main issues for Sunday's House of Councillors election in which 370 candidates will vie for 124 seats.But the public pension system also came under intense scrutiny after a government report estimated that under the current arrangement a retired couple would face a 20 million yen ($185,000) shortfall if they live t…READ FULL ARTICLE