Countries in the overall Tsunami Warning (Now Cancelled)

JAPAN / RUSSIA / MARCUS IS. / N. MARIANAS / GUAM / WAKE IS. /
TAIWAN / YAP / PHILIPPINES / MARSHALL IS. / BELAU / MIDWAY IS. /
POHNPEI / CHUUK / KOSRAE / INDONESIA / PAPUA NEW GUINEA /
NAURU / JOHNSTON IS. / SOLOMON IS. / KIRIBATI / HOWLAND-BAKER /
HAWAII / TUVALU / PALMYRA IS. / VANUATU / TOKELAU / JARVIS IS. /
WALLIS-FUTUNA / SAMOA / AMERICAN SAMOA / COOK ISLANDS / NIUE /
AUSTRALIA / FIJI / NEW CALEDONIA / TONGA / MEXICO /
KERMADEC IS / FR. POLYNESIA / NEW ZEALAND / PITCAIRN /
GUATEMALA / EL SALVADOR / COSTA RICA / NICARAGUA / ANTARCTICA /
PANAMA / HONDURAS / CHILE / ECUADOR / COLOMBIA / PERU

Those are all the places that, in the end, were covered by the tsunami warning, which is now cancelled.