11.   The agency said there was no fear of tsunami, seismic waves caused by undersea disturbances such as earthquakes or volcanic activity.

12.   The Central Meteorological Agency, which issues earthquake bulletins, sent out practice alerts for earthquakes and tsunami, or sea waves caused by undersea disturbances such as earthquakes.

13.   The agency said there was no danger of tsunami, or seismic waves caused by undersea disturbances such as volcanic activity or undersea earthquakes.

14.   The agency said there was no fear of tsunami, huge waves caused by undersea disturbances such as undersea volcanic activity or earthquakes.

15.   The agency said there was no danger of tsunami, the waves caused by undersea disturbances such as earthquakes and volcanic activity.

16.   The agency said there was no sign of tsunami, or seismic waves caused by undersea disturbances such as earthquakes or volcanic activity.

17.   There was no concern that the quakes would raise tsunami, or seismic waves caused by undersea disturbances such as earthquakes or volcanic activity.

18.   There was no danger of tsunami, powerful waves stirred up by undersea disturbances such as earthquakes, it said.

19.   There was no fear of tsunami, or seismic waves caused by undersea disturbances such as earthquakes or volcanic activity, the agency said.

20.   There was no fear of tsunami, or seismic waves caused by undersea disturbances such as volcanic activity or undersea earthquakes.