CutlsX JAPAN「大地を揺るがすジャンプ見せてくれ！」観客「エックス！」(ﾄﾞﾝｯ
Google「**Earthquake nearby** Expect shaking」
Androidスマホに地震検知機能。発生の直前警告を可能に - PC Watch https://pc.watch.impress.co.jp/docs/news/1270566.html
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