Ishikawa-so

Japanese: 石川荘 - いしかわのしょう

…Located in the center of Ishikawa County, it is a key transportation hub connecting Koriyama, Shirakawa, Iwaki, and Mito. In the Middle Ages, it belonged to Ishikawa Manor, and the Ishikawa clan, a powerful branch of the Minamoto clan, ruled the area from Miashi Castle. In the early modern period, there were post stations on the Hitachi Kaido road in Takada and Shimoizumi, and it was a bustling market town. …

From Mr. Ishikawa

…Mitsunaka's grandson Yoritsune was killed in the Battle of Zenkunen, and his son Arimitsu lived in the Ishikawa region (Fukushima Prefecture) and took the name Ishikawa. In the late Heian period, the Ishikawa Manor was formed through development. Around the early Kamakura period, the Ishikawa clan split into clan members and illegitimate children, and promoted clan unity within Ishikawa Manor. …

*Some of the terminology used in reference to "Ishikawa-so" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…石川郡の中央部に位置し，郡山，白河，いわき，水戸を結ぶ交通の要衝にある。中世は石川荘に属し，源氏の豪族石川氏が三芦城を居城として当地一帯を支配した。近世は高田，下泉などに常陸街道の宿駅が置かれ，市場町としてもにぎわった。…