"' (1550-1622) was a Japanese samurai of the Sengoku period through early Edo period. Served the Date clan of Sendai han during the tenure of its lord Masamune. Also known as Jirō (次郎) or by his court title, Yamato no Kami"' (大和守).. Akimitsu was born in 1550, the fourth son of Date Harumune. His siblings included Rusu Masakage and Date Terumune, Masamune's father. Wikipedia
The definitive Wikipedia entry for Ishikawa Akimitsu. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Ishikawa_Akimitsu