An earthquake measuring 6.8 in magnitude struck off the eastern coast of Japan at 08:03 GMT on Sunday, according to the US Geological Survey.
The Japan Meteorological Agency has issued a tsunami warning for the eastern coastline of Iwate prefecture.
Waves as high as 1 meter (3.28 feet) could occur along the Iwate coast.
Residents and authorities in the affected areas are advised to stay alert and follow official safety instructions.
This earthquake off Japan's Iwate coast caused a tsunami warning with potential waves reaching 1 meter, urging vigilance along the shore.