My daughter lived in Japan for a year and they had one of these a week, if not more
![Grin ;D](https://www.menopausematters.co.uk/forum/Smileys/extended/grin.gif)
There was one bigger one which set off all the mobile phone alerts and all the computers in the university went onto warning mode.
You are supposed to make sure that your exit door is open and get under something. Everyone looked to see what everyone else was doing..........then it was over and they carried on
![Grin ;D](https://www.menopausematters.co.uk/forum/Smileys/extended/grin.gif)
Fortunately, where she was there are frequent small earthquakes and very infrequent bigger ones.