堺のカタチ 維持した 市長選 [Mayoral election maintains the shape of Sakai] (in Japanese). Yomiuri Shimbun. 30 September 2013. Archived from the original on 30 September 2013. Retrieved 18 November 2015.
堺のカタチ 維持した 市長選 [Mayoral election maintains the shape of Sakai] (in Japanese). Yomiuri Shimbun. 30 September 2013. Archived from the original on 30 September 2013. Retrieved 18 November 2015.