issued. it struck at about 4:00 p.m. local time. a series of strong aftershocks have already been recorded. and tsunami waves of 1.2 meters have hit a number of areas along the western coast. japan s prime minister is urging residents in tsunami areas to evacuate as soon as possible. the u.s. geological survey and japan meteorological office as well have been making similar warnings. hanako montgomery is joining us live from tokyo. tell us what information you ve got right now, that knyou have w hanako. reporter: this was a large and powerful, 7.5 magnitude earthquake that hit around 4:10 p.m. local time, a time when many people are celebrating new year s day with their familiesnd loved ones. and it was a shallow earthquake with depths of around 10 kilometers or about 6 miles. this is significant to note because with shallow earthquakes, we know that they could potentially be more powerful and more destructive and essentially trigger tsunamis that could really devastate cer