TOKYO, Oct 22 (Reuters) - Japan's Nikkei average fell 1.2 percent on Thursday, with stocks hit across the board after a warning from a banking analyst prompted a sell-off in U.S. financial shares.
Amid caution ahead of the upcoming Japanese earnings season, exporters such as Kyocera Corp as well as banking stocks shed recent gains.
The benchmark Nikkei slipped 122.61 points to 10,210.78. It hit a three-week closing high on Tuesday.
The broader Topix fell 1.3 percent to 901.68. (Reporting by Aiko Hayashi)