Sony Corp. says it is closing about two-thirds of its U.S. Sony Stores is part of a wide-ranging company restructuring it announced earlier this month.

Sony Electronics President Mike Fasulo said in a statement the moves were "extremely tough" but were necessary to position the company for future growth.

The closings affect 20 Sony Stores in several states, including five in California and two in Virginia. It is keeping open 11 Sony Stores including its flagship store in New York, and several stores in California, New York and Florida.

Sony Corp is the parent company of Sony Music, the word's second largest music company. Facing economic challenges, in the past year Sony Corp. has been called on to spin off its entertainment holdings.