Asian stocks fell, with the region’s benchmark index retreating from a six-month high, after a second bailout for Greece was postponed andWestpac Banking Corp. reported lower earnings.

Nikkei 225 9,238.1 -22.24 -0.24%

Hang Seng 21,277.28 -87.95 -0.41%

S&P/ASX 200 4,181.86 -71.54 -1.68%

Shanghai Composite 2,356.86 -9.84 -0.42%

Westpac, Australia’s second-largest lender, fell 3.5 percent as higher funding costs stemming from Europe’s crisis ate into profit.

BHP Billiton Ltd., the world’s No. 1 mining company, lost 2.2 percent in Sydney after metal prices dropped and rival Vale SA said earnings fell as customers pressed for discounts.

Phison Electronics Corp., a maker of controllers for flash memory, slid 6.9 percent in Taiwan on lower chip prices.