TOKYO -- Expectations of a rise in U.S. interest rates have pushed the cost of buying dollars with yen to a nine-year high, a potential blow to Japanese banks seeking more business abroad as ultra-low rates squeeze domestic returns.
With rate gap set to widen, deposits and bonds can soften the blow

Japanese financial institutions paid a premium of nearly 2% in annualized terms to buy dollars with yen at the end of November.
TOKYO -- Expectations of a rise in U.S. interest rates have pushed the cost of buying dollars with yen to a nine-year high, a potential blow to Japanese banks seeking more business abroad as ultra-low rates squeeze domestic returns.