'iPod tax' coming to Japan? In the United States, recording labels want a bigger slice of Apple Computer's success in digital music by seeking higher prices on downloaded songs. Japan's music industry has a different idea: putting a fee on iPods. The industry has asked the Japanese government to charge a royalty, to be added to the retail price of portable digital music players like Apple's iPod, which has been explosively popular here. Money earned from the fee, which will be probably be 2 percent to 5 percent of the retail price, would go to recording companies, songwriters and artists...