Opened Higher but dropped closing

Stock Market opened after US market rise of weekend. But the opening level is highest of today ,and market moved downward .

Stock Indices
Nikkei225Average O. 17899.02 H. 17932.1 L.. 17801.63 C. 17834.48 CHG. 55.39
TOPIX O. 1768.65 H. 1773.58 L.. 1758.3 C. 1761.15 CHG. 4.99 VOL. 207669
JASDAQ O. 80.79 H. 80.9 L.. 80.07 C. 80.12 CHG. -0.45 VOL. 32156

Stock Index Futures
Nikkei225Futures O. 17940 H. 17950 L.. 17820 C. 17840 CHG. 50 VOL. 74441
TOPIX Futures O. 1771 H. 1776 L.. 1759.5 C. 1762.5 CHG. 4 VOL. 37332