The greenback was little changed against the euro and the yen in Asian trade Friday as market players grew cautious ahead of US jobs data and a Group of 20 finance ministers' meeting.
The dollar was at 90.61 yen in Tokyo morning trade, compared with 90.71 yen in New York late Thursday.
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The euro was at $1.4861 against $1.4868 in New York, and at 134.68 yen after 134.90.
US non-farm payrolls data due out later Friday are expected to show the unemployment rate rose to 9.9% in October, from a 26-year high of 9.8% in September.
With countries such as the US, Japan, Germany and France emerging from recession after last year's global financial crisis, the G20's focus has switched to how to secure a sustainable economic recovery.
It is unlikely that currencies will figure high in the agenda but the gathering is still "a risk factor" for the market.