Columbia subject headings:
Disaster relief--Japan.
Emergency management--Japan.
Tohoku Earthquake and Tsunami, Japan, 2011.
Tsunami damage--Japan--Tōhoku Region.
Tsunamis--Japan--History.
Harvard subject headings:
Princeton subject headings:
Disaster relief--Japan.
Emergency management--Japan.
Tohoku Earthquake and Tsunami, Japan, 2011.
Tsunamis--Japan--History.