Is Mount Fuji dormant? Companies prepare for X-Day
Volcanic time bomb pushes Mitsubishi Estate and Tokio Marine to ready clients
The last confirmed eruption of Mt. Fuji was in 1707. (Photo by Akiyoshi Inoue)
TOKYO -- The last confirmed eruption of Mount Fuji was back on Dec. 16, 1707, during the Edo period -- one of the largest in Japan according to Meteorological Agency records going back to August 781.
Five centimeters of ash was observed in the area that is now the city of Kawasaki, Kanagawa Prefecture, about 90 km away, according to the agency.
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