Listen to Japan: Matsumae-Oiwake online. Japan: Matsumae-Oiwake is an Unknown language song and is sung by Erich M. Von Hornbostel. Japan: Matsumae-Oiwake, from the album The East Side of the World, was released in the year 2023. The duration of the song is 3:05. Download Unknown songs online from JioSaavn.