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Uncle Warren's on a trip to Japan, nearly 10,000 miles from Omaha, and the best America's banks can hope for are souvenirs.

This week, Warren Buffett's Berkshire Hathaway increased its stake in Japan's five top trading houses while issuing yen bonds for the first time in months. The move marks a curiously timed, yet notable, straying interest abroad for Omaha's folksy oracle. Heck, Japan doesn't even have a Dairy Queen.

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Source Fool.com