car:
10km from Fujioka IC on the Kan'etsu Expressway
Turn left at the Fujioka IC exit, then turn right when you reach National Route 254 Bypass. Cross the Tano Bridge, turn left at the Shiraishi intersection and head towards Kanai. Pass the Hirai Castle ruins on the way, then turn right following the signs to get onto the course.

train:
JR Joetsu Shinkansen, Takasaki Station (Get off at Joetsu Shinkansen, Takasaki Station)

taxi:
About 30 minutes from Takasaki Station, about 5,000 yen