TOKYO, Sept 14 — An earthquake with a preliminary magnitude of 4.6 shook eastern Japan this morning, the Japan Meteorological Agency said.
The epicentre of the quake, which hit at 9:27am, was north of Tokyo in Saitama prefecture, the agency said.
The quake was measured at a depth of 50km.
No tsunami warning was issued and there were no immediate reports of damage. — Reuters