Asian shares are mixed after the U.S. Japan's Nikkei 225 index lost 1.9 per cent to 63,140.68 early Monday, while the Kospi in South Korea dropped 4.5 per cent to 6,298.75 Key points and original sources are listed below.

• Asian shares are mixed after the U.S. and Japan confirmed they had acted to prop up the value of the Japanese yen against the U.S. dollarS1

• Japan's Nikkei 225 index lost 1.9 per cent to 63,140.68 early Monday, while the Kospi in South Korea dropped 4.5 per cent to 6,298.75S2