著者

高橋 龍太郎 羽鳥 徳太郎

出版者

東京大学地震研究所

雑誌

東京大学地震研究所彙報 (ISSN:00408972)

巻号頁・発行日

vol.39, no.3, pp.561-577, 1961-12-15

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At 3 h 10m 59.1s (J.S.T.), Feb. 27, 1961, there occurred a remstrong earthquake off the south-east coast of Kyushu, Japan. According to the Japan Meteorological Agency (JMA), the magnitude of the earthquake was 7.2, depth 17km and the position of the epicenter 31°.7 N, 131°.7E. Accompanying this earthquake, a moderate tsunami was observed on the coasts of Kyushu and Shikoku.