Moody's Investors Service has assigned its first senior unsecured bank loan rating of A3 to a $450 million multi-borrower, multi-tranche syndicated loan facility for Japanese construction and mining equipment giant, Komatsu. Co-arrangers, Citibank and Sumitomo Bank, closed syndication on Wednesday, but no details as to a final list of participants or the pricing of the deal, are available yet. Citibank was the bookrunner.