日本地震预报系统使用的特殊警告音，由东京大学教授伊福部達设计，旨在快速有效地警示地震危险。
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日本的地震预报系统通过NHK电视台推送一种特殊设计的警告音，该声音由东京大学教授伊福部達创作。他基于多个因素（如急促性、辨识度、听障者可听性等）选择了交响乐《塔布卡拉交响曲》的两个小节，并改写为C7(#9)/G与C#7(#9)/G#和弦。经过20种方案的测试和听众反馈，最终版本在2011年关东地震时首次使用，现已成为日本地震的象征。
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