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Tomoko A. Hosaka

A volunteer girl from Tokyo works to clean the debris of a house in Higashimatsushima, northern Japan Saturday, April 30, 2011. She is a member of a Tokyo's volunteer group which helps earthquake and tsunami devastated areas on weekend. (AP Photo/Kyodo News) JAPAN OUT, MANDATORY CREDIT, NO LICENSING IN CHINA, HONG KONG, JAPAN, SOUTH KOREA AND FRANCE (AP)

Workers re-enter Japan nuclear reactor building

Tomoko A. Hosaka

A staff of a supermarket prepares foods at the facilities with no electricity in Ishinomaki, Miyagi Prefecture, northern Japan Friday, April 8, 2011. A big aftershock rocked quake-weary Japan late Thursday, rattling nerves as it knocked out power to the northern part of the country and prompted tsunami warnings that were later canceled. (AP Photo/Vincent Yu) (AP)

Strong aftershock slams weary Japan, kills 2

Tomoko A. Hosaka, Jay Alabaster

A mother feeds her baby at an evacuation center in Yamagata Prefecture, northern Japan, Thursday, March 24, 2011. Hundreds of thousands remain homeless, squeezed into temporary shelters without heat, warm food or medicine and no idea what to call home after the March 11 tsunami swallowed up communities along the coast and dozens of strong aftershocks continued to shake the nation. (AP Photo/Mark Baker) (AP)

Japan concerned about radiation in tap water

Tomoko A. Hosaka, Shino Yuasa

A Japanese soldier walks towards a ship which was blocking a road that his men were trying to clear in the earthquake and tsunami destroyed town of Onagawa, Miyagi Prefecture, northeastern Japan Sunday, March 20, 2011. (AP Photo/David Guttenfelder) (AP)

Japan: Woman, grandson rescued from collapsed home

Tomoko A. Hosaka

Buses crowd at bus terminal in Musashino, on the outskirts of Tokyo Monday, March 14, 2011. In Tokyo and elsewhere, authorities began rolling blackouts to conserve power as they tried desperately to stabilize the nuclear reactors at risk of meltdown in the aftermath of the earthquake and tsunami. (AP Photo/Kyodo News) JAPAN OUT, MANDATORY CREDIT, NO SALES IN CHINA, HONG KONG, JAPAN, SOUTH KOREA AND FRANCE (AP)

More governments advising citizens to leave Tokyo

Tomoko A. Hosaka

As Greece falters, fears stretch around world

Tomoko A. Hosaka, Martin Crutsinger

Tokyo crowned new gourmet capital

Tomoko A. Hosaka