The term 'Walkman Brand' is associated with the electronics company Sony. Sony is a Japanese multinational conglomerate corporation that manufactures and sells consumer electronics, video games, and entertainment products. The company was founded in 1946 and is headquartered in Tokyo, Japan. Sony is best known for its Walkman brand of portable music players, which were first released in 1979. The Walkman brand has since become synonymous with portable music players and has been used to refer to any type of portable audio device.