Japanese lawmaker and former senior vice justice minister Mito Kakizawa has been questioned by prosecutors on a voluntary basis amid allegations of vote-buying for a Tokyo ward mayoral election, sources familiar with the matter said Saturday.The fifth-term House of Representatives member, who left the ruling Liberal Democratic Party on Thursday, is alleged to have paid money to several Koto Ward assembly members to get a mayoral candidate he backed elected in April. He has denied trying to buy votes, according to the sources.The development comes at a time when criticism has been growing of…READ FULL ARTICLE