Kasuyasou

…Also written as Kasuya or Kasuya. A medieval samurai family whose main territory was Kasuya Manor in Sagami Province. According to the family tree in the Zoku Gunsho Ruiju, it is said that Motokata, the son of Fujiwara no Yoshikata, who came down to Sagami Province as the "Province of Sagami Province," was born in Kasuya Manor and took the name Kasuya Taro, but the truth of this is unclear.

*Some of the terminology that refers to "Kasuyaso" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…粕谷，粕屋とも書く。相模国糟屋荘を本領とする中世の武家。《続群書類従》所収の系図によれば，〈相州の守護〉として下向した藤原良方の子元方が糟屋荘に生まれ糟屋太郎を名のったのが始まりというが，真偽のほどは不明。…

※「糟屋荘」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報