Japan's government on Tuesday denied a media report that it had rebuffed a European Union request to join plans to use frozen Russian state assets to fund Ukraine.

Hundreds of flights have been delayed, and dozens were cancelled following a 7.6 magnitude earthquake that shook Japan on Monday.

Japan is among the most earthquake-prone nations in the world, due to its location along the volatile Pacific Ring of Fire.

Japan’s meteorological agency is warning that a magnitude 7.5 tremblor off Aomori has temporarily raised the odds — estimated at 1 per cent — of an over 8.0 magnitude megaquake within a week. Government models show a worst-case offshore quake could generate 30-metre tsunamis,

Our critic Jason Farago shares what you shouldn’t miss in a bustling city that is best discovered at a leisurely pace.