The storm moved over the Sea of Japan (East Sea) and lurched towards Russia's far east coast today, after sweeping across Japan's largest and most populous island of Honshu.
The outer bands of the storm continued to lash northern Japan with heavy rain as officials warned of landslides, floods and possible tornadoes in the area.
The Japan Meteorological Agency downgraded the typhoon at 9:00 am today as it was off the Russian coast.
A total of 96 people were injured, public broadcaster NHK reported.
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But the Nikkei newspaper said that 10 deaths were linked to the storm with two others missing.
Among the victims, the body of an Iranian man was found in Ibaraki, northeast of Tokyo, while two Japanese women died in the country's west, the Nikkei said.
The coastguard today resumed searching for a man who went missing apparently while surfing during the storm, off Wakayama in western Japan.
Over the weekend about half a million people were ordered to evacuate while another 1.2 million were advised to leave their homes, the Fire and Disaster Management Agency said.
Television footage showed cars and street signs partially submerged by the rising waters.
Local officials today scrambled to clean up in the aftermath of the storm.
In Osaka, Halong forced the cancellation of a major fireworks event on Saturday after the storm washed away 21 launching boats, about half of them carrying unused pyrotechnics, a spokesman for the show told AFP.
The Osaka city disaster prevention bureau said four workers also drifted away on the runaway boats, but they were later confirmed to be safe.
Yesterday, violent winds destroyed more than 460 buildings in Tochigi prefecture, north of Tokyo, injuring at least two people, NHK said.
Weather agency officials were investigating if those winds were actually generated by a tornado.