Indonesia: Public HolidayBy kpsadmin2018 / August 9, 2018 Calendar When: December 9, 2015 all-day 2015-12-09T00:00:00+08:00 2015-12-10T00:00:00+08:00 Where: Indonesia For regional elections. To allow voters to cast ballots in the district head, mayoral and gubernatorial elections in their hometowns Information provided by www.officeholidays.com