 It was the first national political party that was based in Osaka rather than Tokyo, and achieved party status by winning the support of seven sitting diet members.The Osaka Ishin no Kai suffered several setbacks in 2013, with its candidate losing the Sakai mayoral election in September, and the party losing its majority in the prefectural assembly in December 2013 after four members defected over the sale of the government's stake in Osaka Prefectural Urban Development, the operator of the Semboku Rapid Railway.In the wake of controversial comments about comfort women (see below) and after failing to gain consensus for his plan to merge Osaka City and Osaka Prefecture, Hashimoto announced his resignation as mayor in February 2014, and said he would stand for re-election to seek a new mandate from voters.