Two earthquakes jolted Indonesia and Japan on Monday.
An earthquake of magnitude 7.5 struck in a remote area of Indonesia in the Banda Sea, the US Geological Survey said.
However, there were no initial tsunami warnings.
The quake hit at a depth of 220km, the USGS said. There were no immediate reports of damage or injury.
The Hawaii-based Pacific Tsunami Warning Centre said in a bulletin a destructive Pacific-wide tsunami was not expected after the quake, which was initially recorded with a magnitude of 7.2.
In eastern Japan, a 5.5 magnitude earthquake hit the area in the morning, the Japan Meteorological Agency said.
The epicentre of the earthquake was off the coast of Chiba prefecture, adjacent to Tokyo, the agency said, adding that a tsunami warning had not been issued.
The quake, which hit at 9:16am, 00:16 GMT, had a maximum intensity of 4 on Japan’s 1-7 scale, including in parts of central Tokyo.
There were no immediate reports of damage.
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