The dollar hovered near a one-week high against the yen on Thursday, propped up by hopes of Sino-U.S. trade talk progress though investors were nonetheless cautious ahead of a meeting between leaders of the two powers in Japan in days ahead.
The greenback was little changed at 107.730 yen, having risen about 0.6% overnight to 107.850 yen, its highest since June 20. The U.S. currency was supported by comments from U.S. Treasury Secretary Steven Mnuchin that the trade deal between the United States and China is "about 90%" complete.
The dollar index against a basket of six major currencies was a touch lower at 96.196 after rising modestly the previous day.
The euro was steady at $1.1369 after inching up 0.05% on Wednesday.
The Canadian dollar was on a bullish footing as crude oil's surge supported commodity-linked currencies.
The loonie traded at C$1.3124 per dollar after advancing overnight to C$1.3108, its strongest since early February.
Oil prices surged as U.S. stockpiles of crude and refined products decreased.
The New Zealand dollar traded near a two-month peak of $0.6693 scaled on Wednesday, when the currency bounced after the Reserve Bank of New Zealand refrained from lowering rates.
The Australian dollar was close to a 2-1/2-week high of $0.6995 brushed the previous day.