Tokyo shares close lower

Tokyo shares closed lower on Wednesday as investors locked in profits after the key Nikkei index hit three-decade highs in recent days.

The benchmark Nikkei 225 index tanked 1.82 percent, or 593.04 points, to end at 31,913.74, while the broader Topix index lost 1.34 percent, or 29.98 points, to 2,206.30.