A worker walks past rolls of galvanized steel in a storage shed at the Nippon Steel Corp. Kimitsu steel mill in Kimitsu, near Tokyo, February 6, 2008. Nippon Steel is the world's second biggest steel producer, producing 32 million tonnes a year, a large proportion of which is used by Japanese automakers. Picture taken February 6, 2008. To match feature NIPPONSTEEL-HEAT REUTERS/Michael Caronna (JAPAN)