Columbia subject headings:
Earthquake relief--Japan--Tōhoku Region--History--21st century.
Tohoku Earthquake and Tsunami, Japan, 2011.
Harvard subject headings:
Disaster relief--Japan--Tōhoku Region--History--21st century.
Earthquake relief--Japan--Tōhoku Region--History--21st century.
Tohoku Earthquake and Tsunami, Japan, 2011
Princeton subject headings:
Disaster relief--Japan--Tōhoku Region--History--21st century.
Tohoku Earthquake and Tsunami, Japan, 2011.