This is the 1691st most frequent Japanese word.
震災
"震災" means "earthquake disaster."
In this sentence, '震災' is used to refer to the general event of an earthquake disaster (震 meaning 'quake' and 災 meaning 'disaster'). It is situated in the context of '震災後,' which translates to 'after the earthquake disaster,' establishing a temporal reference.
震災後、多くの支援活動が行われました。
After the earthquake disaster, many support activities were carried out.
Here, '震災' specifically marks the natural disaster involving earthquakes (震 meaning 'quake' and 災 meaning 'disaster'). The sentence highlights its occurrence with the action verb '発生,' meaning 'occur.'
この地域では震災が頻繁に発生しています。
This region frequently experiences earthquake disasters.
In this case, '震災' serves to specify the type of disaster being prepared for (震 meaning 'quake' and 災 meaning 'disaster'). The readiness measures encompass '防災訓練,' which pertains to 'disaster prevention drills.'