ASX adds 0.2%
Australia's S&P ASX 200 index moved up from a six-month closing low hit in the previous session, thanks to stellar gains in specific counters.
Rare earths mining company Lynas surged as much as 20 percent before closing up 11.4 percent, following an announcement of a restructure of its long-term debts. Gold producer Newcrest Mining climbed 4.5 percent after its earnings report showed improved profit for the year to June 30.
Shares of Aurizon Holdings advanced 3.6 percent after the coal hualer reported a 15 percent rise in profit and raised its dividend payout ratio well above expectations on Monday.
Meanwhile, Commonwealth Bank of Australia underperformed the financial sector, closing down 0.5 percent on its first day of trade, since being halted last Tuesday due to the launch of a $5 billion rights issue.
Read MoreThis week in Asia: Japan's growth to add to growth woes
Kospi drops 0.8%
South Korea's Kospi index closed down on its first day of trading, following an extended weekend.
Among losers, blue-chip steelmaker Posco tanked 2.4 percent, and market bellwether Samsung Electronics, which is set to roll out two new large-screen smartphone models this week, lost as much as 3.2 percent to 1,104,000 won, the lowest since October 2014.
Shares of Hyundai Motor closing down 0.7 percent in choppy trade.
Southeast Asia down
Singapore's Straits Times index slid 1 percent late Monday, widening losses as large-cap mover Noble Group plummeted as much as 7 percent ahead of its investor conference.
On the domestic data front, Singapore's non-oil domestic exports (NODX) dropped lesser than expected in July, thanks to a jump in pharmaceuticals shipments.
Meanwhile, Thailand's economy expanded 0.4 percent in April-June from the previous quarter, slightly more than expected. On a year-on-year basis, gross domestic product (GDP) was 2.8 percent, in line with the median forecast in a Reuters poll.
Thai shares tread water following the GDP print.