Also buoying sentiment was news that Japan's prime minister would delay a sales tax hike scheduled for next April by 2-1/2 years.
The 225-issue Nikkei Stock Average ended up 233.18 points, or 1.39 percent, from Friday at 17,068.02, a roughly one-month high
China stocks closed up on Monday with many investors taking to the sidelines amid uncertainty over the monetary policy outlook even as the economy fails to show signs of a sustained recovery.
Hong Kong shares finished slightly higher on Monday, following marginal gains in mainland China indexes.
The Shanghai Composite Index was nearly flat at 2,822.45 points.
The Hang Seng index rose 0.3 percent to 20,629.39 points, while the China Enterprises Index gained 0.3 percent to8,624.76.
Reference: Reuters