Ashikaga Kuniuji, grandson of Ashikaga Yoshiuji, established himself in the 13th century at Imagawa (Mikawa Province) and took its name.
Kuniudži Ašikaga, vnuk Jošiudžia Ašikagu, vyhlásil sa v 13. storočí za vládcu Imagawe (provincia Mikava) a prijal toto meno.