2013 Tokyo Marathon 2:06:50 hours. The women's winner, Aberu Kebede, had a time of 2:25:34 hours, which was six seconds off the women's course best. The mass races set a new participation record with a total of 28,721 runners entering the race over 42.195 kilometres (26 miles and 385 yards), and 36,676 people taking part in the day's races as a whole. A day prior to the race, the International Friendship Run was held with a distance of roughly 4 km. The non-competitive race between athletes, organisers and registered marathon entrants began with warm-up radio exercises and took place in Shiokaze Park and
Athletics at the 1908 Summer Olympics – Men's marathon Olympic Association that the 1908 Olympics would include a marathon of about 25 miles or 40 kilometres. The British Olympic Council handed responsibility for organising the Marathon to the Amateur Athletic Association, but they had no experience at organising a road race of such a length. In late 1907, an offer was made by Jack Andrew honorary secretary of the Polytechnic Harriers to take over the task. This was accepted in February 1908, though already, in November 1907, a route of "about 25 to 26 miles in distance" had been published in the newspapers, starting at Windsor Castle and finishing