Muna March 2011, ngarava inonzi "Kaiwo Maru" yainge iri parwendo kubva kuJapan ichienda kuHonolulu, Hawaii, payakawirwa nokudengenyeka kwenyika uye tsunami
rakarova Japan. Akazoendeswa kuŌkuma, Fukushima uko akashanda seimba yevashandi vaibata nedambudziko renyukireya paFukushima I Nuclear Power Plant.