1.   If the tankan results are better than expected, those expectations could change.

2.   Investors are cautious though, and may require more than just the tankan results to prompt buying.

3.   The bank will wait until the September tankan results before making a decision to raise interest rates, Umetsu added.

4.   Traders expect the Bank of Japan to release the next tankan results in early October, after surveying managers in the first half of September.

5.   Tokyo stocks rebounded somewhat from an early slide after investors bought blue-chip technology shares, but then dropped again as the tankan results sank in.