First held on November 15 , 2009 , it is scheduled for November every year . The second edition was postponed to February 2011 due to APEC Japan 2010 being held that November and the third edition returned to the usual November timing . In 2012 Lydia Cheromei ran a course record time of 2:23:07 hours
APEC Japan 2010
APEC Japan 2010
Yokohama Women's Marathon