The Kiwi dollar is finding support at 70 US cents after US Federal Reserve chairman Ben Bernanke stoked investors' appetite for risk on Friday by saying he would stand by the US economy and print more money if need be.
At close, the climbed to 71.16 US cents from 70.42 cents on Friday in New York.
However, the NZ dollar dropped to 78.88 Australian cents from 79.39 cents on Friday in New York.
The kiwi surged 2.2 per cent against the yen after the Bank of Japan announced it will hold an emergency meeting to discuss the Japanese currency's recent strength.
The kiwi climbed to 60.98 yen from 59.64 yen on Friday in New York. Derek Rankin, director at Rank Treasury Advisory Ltd