The first tsunami waves have reached Japan's coast, with the largest so far measuring 80 centimeters.
A tsunami has been observed offshore as of 17:16 local time.
A tsunami wave has now reached Miyako in Iwate Prefecture, with a reported height of 40cm and rising.
The warning now specifies an expected tsunami height of up to 3 meters.
New details specify the earthquake's depth at 10 km and a tsunami warning of 3 meters for Iwate and Hokkaido, with fishing vessels evacuating.
Rising tsunami wave heights are now being observed offshore following the earthquake.
U.S. and Canadian authorities confirm there is no tsunami threat to their west coasts from the earthquake.
The Japan Meteorological Agency has released data on current observed tsunami heights.
NHK confirms the tsunami has struck, with the first waves hitting the Port of Hachinohe in Iwate.
The tsunami is now actively striking north-eastern Japan, confirming earlier warnings.
The tsunami waves are confirmed to be 3 meters high and impacting northeastern Japan.
Japanese Prime Minister Sanae Takaichi has issued a direct public evacuation order for coastal residents in northeastern Japan.
A large tsunami has now struck Japan's east coast, confirming the earlier warnings.
The earthquake magnitude has been updated to 7.4, and a specific tsunami warning of 3 meters has been issued for Iwate and Hokkaido prefectures.
New footage has emerged capturing the moment the tsunami struck the coast.
The incoming message confirms the tsunami warning and provides the earthquake's magnitude.
The first tsunami waves have reached Japan's coast, with the largest recorded at 80cm.
Japan's meteorological agency reports the largest tsunami wave recorded so far is 80 centimeters.
