Asian stocks retreated, with the regional benchmark index heading for its first monthly decline in seven months, as commodities fell and the yen traded near a three-week high.

Nikkei 225 13,589.03 -737.43 -5.15%

S&P/ASX 200 4,930.7 -44.03 -0.89%

Shanghai Composite 2,317.2 -6.82 -0.29%

Honda Motor Co., which gets 46 percent of sales from North America, slid 3 percent on concern a stronger yen will damp the earnings outlook for Japanese exporters.

BHP Billiton Ltd., the world's biggest mining company and Australia's No. 1 oil producer, lost 1.6 percent after crude and copper futures dropped.

Langham Hospitality Investments Ltd. slumped 9.2 percent on the hotel operator's first trading day in Hong Kong.