Marathon Festival Nagoya Aichi 2017 was held on March 10-12, 2017. The Nagoya Women’s Marathon, the Half Marathon, the Quarter Marathon, and the Challenge Run were held on March 11 and March 12 as the Nagoya City Marathon.

1. Half marathon, 21.0975km
From Nagoya Dome to Shirakawa Park (Japan Association of Athletics Federations, IAAF/AIMS official course)
2. Quarter Marathon, 10.5km
From Nagoya Dome to Paloma Mizuho Stadium
3) Challenge run
Go around a special course of about 1km per lap on the Nagoya Dome site

See below for the Japanese version.
https://www.sport4tomorrow.jpnsport.go.jp/jp/2017051701-2/