【東日本大震災】石巻市立大川小の悲劇 被災時の詳細明らかに…避難場所の選択を各校に委ねる[04/09 14:42]
tsunami warning
7.3 Magnitude Earthquake Hits Japan - Tsunami Warning Issued For Fukushima | Zero Hedge
〈気象庁：津波警報改善を検討〉 「巨大な津波のおそれ」などの表現へ 国民意見も募集｜防災情報新聞
Japan revises tsunami warnings to drive home urgency
NHK to again rethink wording used in tsunami warnings
Lessons of 2011 led to better evacuations this time
Experiment to use GPS for quake magnitude estimates