Japanese authorities have confirmed the deaths of 23 foreigners in the twin disasters in March, local media reported Tuesday.
Japan's Foreign Ministry has so far listed the dead as nationals from countries including China, Canada and the United States, according to Kyodo News report.
The death toll from the disasters has reached 13,200 as of Tuesday, and more than 14,500 people are still unaccounted for.
A 9.0-magnitude earthquake hit the Pacific coastal areas of northeastern and eastern Japan on March 11, triggering enormous tsunami.
Heavy casualties and extensive damage have been caused by the twin disasters.