A whirlpool is seen near Oarai City, Ibaraki Prefecture, northeastern Japan, March 11, 2011. The biggest earthquake to hit Japan on record struck the northeast coast on Friday, triggering a 10-metre tsunami that swept away everything in its path, including houses, ships, cars and farm buildings on fire. REUTERS/Kyodo (JAPAN – Tags: DISASTER ENVIRONMENT IMAGES OF THE DAY) FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS. JAPAN OUT. NO COMMERCIAL OR EDITORIAL SALES IN JAPAN. YES