With one week to go before the Tokyo Metropolitan Assembly election, a new poll shows support for the opposition Democratic Party of Japan among voters in the capital is up 10 percentage points from four years ago.

Support for the Liberal Democratic Party meanwhile is down slightly, according to the Kyodo News survey released Sunday.

The poll also shows that support for Gov. Shintaro Ishihara remains strong at 75.7 percent but is down 5.6 percentage points from 2001, when the last metropolitan assembly election was held.