the coast...
The tsunami hit Japan's northeastern islands.
The tsunami hit because of the earthquake shifted the ground and caused the tsunami.
Japan, like most countries, only has one capital. This capital is Tokyo and it was not hit by itself, but rather a tsunami, which I assume is what this question actually meant to say.
it already has...
The tsunami that hit Japan hit many parts of it. So there are a lot of different measurements. Please be more specific.
The most recent Tsunami to hit Japan was in March of 2011.
Not really. Japan is one of the most tsunami prone countries in the world.
A tsunami hit japan after the earthquake.
japan
yes
because of the epicentre
2013