Duet Originated from Folk Songs of Hokkaido District appears on the following albums

	Album	Artist
	Yonin no Kai	Shakuhachi : Kitahara Kōzan II
This is a duet of shakuhachi and koto from two folk songs of Hokkaido district (the northern area of Japan). One is "Esashi Oiwake" (a boatmen's song), the other is "Soran-Bushi" (a work song of fishermen).