余震(よしん)

よしん
noun
aftershock
nature
1. aftershock (following an earthquake)
A smaller earthquake that follows the main shock. Composed of 余 (remaining, leftover) + 震 (quake, tremor). In earthquake-prone Japan, aftershocks are frequently reported in the news and are an important part of daily earthquake awareness.
余震(よしん)に注意(ちゅうい)してください。
Please be cautious of aftershocks.
本震(ほんしん)の後(あと)、何度(なんど)も余震(よしん)が続(つづ)いた。
After the main quake, aftershocks continued many times.
大(おお)きな地震(じしん)から一週間(いっしゅうかん)経(た)っても、まだ余震(よしん)が感(かん)じられる。
Even a week after the major earthquake, aftershocks can still be felt.

Usage

After a major earthquake in Japan, news broadcasts will regularly report on 余震(よしん) activity. The phrase 余震(よしん)に注意(ちゅうい) (be cautious of aftershocks) is a standard warning. The main earthquake is called 本震(ほんしん), and foreshocks are called 前震(ぜんしん).

Common collocations

Related Words

Related: 地震(じしん) (earthquake)
Compare: 揺(ゆ)り戻(もど)し (rebound)
general
Added 2026.3.10 15:07 · Revised 2026.9.4 21:29
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