Springfield, Mass (WGGB) A 7.3 earthquake rocked Japan overnight. The U.S.G.S is reporting the earthquake was centered about 200 miles to the east of Japan striking at around 3:30 am our time or 5:30 pm their time, during the evening rush hour.  Buildings shook and a small tsunami made landfall, about three feet high. No deaths or major injuries have been reported however several people have been taken to the hospital.