大津波警報 おおつなみけいほう Meanings Noun major tsunami warning See also: 津波警報 (つなみけいほう). Kanji 大 big. Read as おお. 津 port 波 wave. Read as なみ. 警 warn. Read as ケイ. 報 report. Read as ホウ. Jinuma: Japanese Dictionary · Word lists