The SMI is showing strength in pre-market trading due to a stronger euro against the Swiss franc.
In Japan, foreign influences are currently important for the stock market as there are few domestic catalysts.
Fast Retailing, the owner of Uniqlo, saw a 2.9 percent increase, while chip supplier Tokyo Electron rose by 3.6 percent.
AI investor SoftBank also made notable gains, climbing 3.72 percent.
On the other hand, Advantest, a chip test manufacturer, experienced a decline of 1.33 percent, which contributed significantly to the downward pressure on the Nikkei index.