Sri Lanka, Nov. 9 -- Japan said on Sunday (Nov 9) evening that tiny tsunami waves hit its northern Pacific coast after an offshore 6.7-magnitude earthquake.

The first tsunami hit Miyako, Iwate, at 5.37pm (4.37pm, Singapore time), but it was so small that the Japan Meteorological Agency said it could not measure its size.

Two minutes later, a 10cm wave reached Ofunato, the JMA said.

The quake struck around 5.03pm in waters off Iwate, prompting JMA to issue the advisory for a possible tsunami up to 1m high.

The US Geological Survey measured the quake as magnitude 6.8.

"A tsunami advisory has been issued" for the Iwate coast, the JMA said in a bulletin, warning that waves could approach at any moment.

The original quake was followed by...