Sony is ready to release three Limited Edition Hatsune Miku 5th Anniversary Walkman MP3 players in order to celebrate the 5th anniversary of the virtual singer Hatsune Miku. These Walkman MP3 players feature a Hatsune Miku picture on the back and a Hatsune Miku wallpaper. Only 3,939 units will be available for purchase. The Limited Edition Hatsune Miku 5th Anniversary Walkman MP3 players will be released in Japan later this month. The Sony NW-S764K / L with an external speaker is priced at 12,800 Yen ($160), while the Sony NW-S764 L and NW-S764 B without speakers retail for 15,800 Yen ($200) each.