from the video
"The windspeed was high, and the rate of descent was excessive, and the plane rotated onto it?s left side, with smoke and flame issuing. The plane is now overturned, burned, and vehicles and fire fighters are gathered around ?mostly the fire is now over, a ribbon of smoke winding skyward. The crew consisted of pilot and co-pilot."
also the aircraft had flown in from Guangzhou, China, so it may have DealExtreme items on the plane.
from NHK
"A Fedex cargo plane is on fire after crash landing at Narita airport on Monday morning. Strong winds were reported at the time of the crash.
Fire fighters are still trying to put out the blaze.
Narita airport officials say the plane had flown in from Guangzhou, China.
Authorities say that a pilot and co-pilot were on board.
There is no report yet on whether they are safe.
The plane crashed onto the runway just before 7 AM after failing to hold a proper landing position. It is now burning beside the runway.
The Meteorological Agency says it recorded strong winds of up to 72 kilometers per hour around the time of the accident. It says the gusty conditions resulted from a low pressure system."