In recognizing Check Mutai 's mark as the `` fastest Marathon ever run '' , the International Association of Athletics Federations noted Communication that the performance Cause_to_make_progress was not eligible for world record status given Giving that the course does not satisfy rules regarding elevation drop ( it has `` more than three times the elevation drop permitted for record-setting '' ) and start/finish separation .

From 2007 to 2013 the race was organized Arranging by Western Province Athletics , under a corporate sponsorship agreement with the national federation , Athletics South Africa .

From 2007 to 2013 the race was organized Arranging by Western Province Athletics , under a corporate sponsorship agreement with the national federation , Athletics South Africa .

The is an annual marathon road race Competition for women over the classic distance of 42.195 kilometres which is held Hold on the 4th or 5th Sunday of January in the city of Osaka , Japan , and hosted by Japan Association of Athletics Federations , Kansai Telecasting Corporation , the Sankei Shimbun , Sankei Sports , Radio Osaka and Osaka City .

The finish line of the race is at Nagai Stadium , which was the host Social_event venue for the 2007 World Championships in Athletics .

The 2015 IPC Athletics World Championships marathon events were also held during the race Competition .