Given a sentence in Japanese, provide an equivalent paraphrased translation in English that retains the same meaning both through the translation and the paraphrase.
Q: 津波は伊豆半島から九州までの日本の太平洋沿岸に沿って観察され、ハワイからアラスカまでの潮汐によって記録されました。
A: 
The tsunami was observed along the Pacific coast of Japan from Izu Peninsula to Kyushu , and recorded by tide gauges from Hawaii to Alaska .