Tokyo shares open slightly higher

Tokyo stocks edged up in early trade on Monday, extending rallies on Wall Street as traders eyed upcoming corporate earnings.

The benchmark Nikkei 225 index gained 0.05 percent, or 14.52 points, to 27,816.16 at the open, while the broader Topix index added 0.14 percent, or 2.63 points, to 1,942.94.