The Derby Grand Prix (in Japanese: ダービーグランプリ), is a race for three-year-olds[1] in the Iwate Prefecture Horse Racing Association.
The race was established in 1986.
The race was graded as a Grade-1 race in 1997 and was then moved down to Grade-M1 in 2016.
The race took place at Morioka Racecourse from 1996-2011.
[1] Past winners include:[1][8]