Sueto KODAIRA was born in the Tsugaru Peninsula, and as his father served Suehiro KAKIZAKI as a senior vassal, he had served Suehiro KAKIZAKI as a close adviser since a very young age.
小平季遠は津軽半島で生まれ、父が蠣崎季広に仕える重臣だったため、幼い頃から蠣崎季広の側近として仕えた。