JAPAN

Japan issued tsunami warnings for parts of the north-east coast on Monday following a powerful aftershock exactly a month after the devastating magnitude-9 earthquake created waves that killed an estimated 28,000 people.

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Local travel agencies are reporting of tourism to have started gaining momentum in the country, a month after the massive magnitude 9.0 earthquake, which triggered the tsunami and nuclear crisis in Japan.

Following the 7.1 magnitude earthquake that hit Japan, authorities issued a tsunami warning. As the epicenter of the quake was in Fukushima prefecture, authorities ordered immediate evacuation of workers at the Fukushima nuclear plant.

The aftershocks of the fresh earthquake that hit north-eastern Japanese coast on April 11 were felt in Tokyo and nuclear workers at the Fukushima plant were temporarily evacuated, according to reports. Reports said power was cut off at Fukushima plant after the quake. Broadcaster NHK's footage showed office workers holding nerve inside ruffled up offices were fittings and equipment hung from the ceiling.

Another 7.1 magnitude earthquake hit east and northeast Japan near Honshu on Monday, exactly a month after the the deadly, massive magnitude 9.0 earthquake, which triggered the tsunami and nuclear crisis in Japan.

Two of the world's largest concrete pumps - normally used for concrete in construction projects - departed from the United States on Saturday morning to Japan's Fukushima Daiichi plant to help contain the damaged nuclear reactors there.

One month after the 9.0-magnitude earthquake and an ensuing tsunami ripped Japan's Pacific Coast, the country continues grim search for the dead in the ruins.

Here's a combination of images taken in 1982 and on March 31, 2011, showing before and 25 years after view of the abandoned city of Prypiat near the Chernobyl nuclear power plant in North Ukraine.

One month ago, a massive 9.0 earthquake and one of the worst tsunamis in history struck northeastern Japan. Many people in the most impacted areas still have immediate needs for shelter and supplies.

As radiation levels in the power plant exceeded safety levels, workers struggling to control the overheated reactors faced threats to their health and life.

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Scenes of caution, cleanup and everyday life played out amid a backdrop of catastrophe and new concerns on Friday, a day after a major 7.4 magnitude aftershock struck northeastern Japan following a 9.0 quake in March.

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Sales for the 3DS took a nosedive in Japan last week as Sony's PSP overtook the top spot.

The aftershocks of the Tohoku earthquake that rocked Japan Thursday night have caused spills of radioactive water and power losses at no less than three different nuclear facilities.

In a new turn of events, the current week saw some of the biggest political, economic and social changes in recent times.

Almost a month after the massive 9.0 magnitude earthquake and subsequent tsunami hit Japan, a second earthquake struck the north-eastern coast of the country on Thursday.