Asian stocks were mixed on Thursday as investors fretted about tougher sanctions against Russia.
A weak lead from Wall Street also contributed to the cautious mood. U.S. stocks slid on Wednesday, with benchmark indexes failing to maintain a second day of gains, after U.S. President Barack Obama cautioned against complacency on Russian moves in Ukraine.
Ukraine and the International Monetary Fund held bailout discussions Wednesday as EU leaders, along with President Obama, say they are preparing tougher sanctions against Moscow that could be used if it takes further steps to destabilize Ukraine.
(Read more: Obama to Europe: Cut reliance on Russian gas)