Updated Date: 2019-03-16
The Seri Highway runs north-northeast from the Otonashi River, Mizusawa-ku, Oshu-shi, crossing the JR Tohoku Main Line and reaches the cross of National Route 45. The signpost of the cross is inscribed with "Right Iwaya Doto Kanegasaki" and turn right from here to east. After that, go down the slope of the Isawa Fan from the front of the Isose Shrine and reach the Kitakami River.