A ruling party panel on Thursday proposed that new rules be introduced to limit the political activities of high school teachers, as the country’s voting age is set to be lowered to 18 from 20.

Source: http://www.japantimes.co.jp/news/2015/07/03/national/politics-diplomacy/ldp-panel-mulls-curbs-teachers-political-activities-now-voting-age-lower/#.VZX0yBNViko