Mitsuie's descendant, Akimitsu ISHIKAWA, fought against Masamune DATE in the Sengoku period, although he was Masamune's uncle, but he later became Masamune's vassal.
戦国時代、伊達政宗の叔父でありながら、政宗と戦い、後に家臣になった石川昭光は光家の子孫にあたる。