by Brett Larner You couldn't ask for much better conditions than the Tokyo Marathon had today, and when you have fields with eight to eleven athletes with best times faster than your course records, those records are bound to fall. Dickson Chumba (Kenya) and Tirfi Tsegaye (Ethiopia) came through to beat the favorites, Chumba running a PB 2:05:42 to get the Tokyo men's course record and Tsegaye cutting more than three minutes off the women's record with the win in 2:22:23. For Japanese men it was either the second or third-greatest marathon in history depending on your metric, five of them clearing 2:10, four for the first time, led by Kohei Matsumura (Team Mitsubishi Juko Nagasaki) in 2:08:09. Daegu World Championships marathoner Mai Ito (Team Otsuka Seiyaku) led the women's race through a relatively conservative first 10 km in 34:18 before the pace began to quicken. Still in the lead at 20 km, she split 33:47 for the second 10 km before g...
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