Three people in Tokyo were injured early Monday morning in an earthquake that shook areas centering on Tokyo, Ibaraki and Saitama prefectures with an estimated magnitude of 5.1 on the Richter scale, the Japan Meteorological Agency and the Tokyo Fire Department said.
In Tokyo, a 12-year-old junior high school student fell off his bed and broke his right arm, and two other people were injured, the fire department said.
Much safer to sleep on the floor.