Mari Yamaguchi

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January 10, 2023
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How to Shelter from a Nuclear Explosion
January 17, 2023
This aerial photo shows the Fukushima Daiichi nuclear power plant in Okuma town, Fukushima prefecture, north of Tokyo, on March 17, 2022. Japan's government has revised the timing of a planned release to the sea of treated but still radioactive wastewater at the Fukushima nuclear power plant to “around spring or summer,' indicating a delay from the initial target of this spring, factoring into the progress of a release tunnel and the need to gain public support.
Japan Delays Fukushima Plant Water Release
January 13, 2023
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Going Beyond Dust Hazard Analysis
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Men in hazmat suits work inside a facility with equipment to remove radioactive materials from contaminated water at the Fukushima Daiichi nuclear power plant, run by Tokyo Electric Power Company Holdings (TEPCO), in Okuma town, northeastern Japan, Thursday, March 3, 2022.
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Japan Says Repayment of TEPCO Fukushima Cleanup Delayed
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This aerial photo shows Fukushima Daiichi nuclear power plant in Okuma town, Fukushima prefecture, north of Tokyo, on Feb. 13, 2021. The construction of facilities needed for a planned release of treated radioactive wastewater into the sea next year from the damaged Fukushima nuclear power plant began Thursday, Aug. 4 ,2022, despite opposition from the local fishing community.
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Robot Problem Delays Fuel Removal from Fukushima Nuclear Plant
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August 25, 2022
U.S. Ambassador to Japan Rahm Emanuel speaks during an interview with The Associated Press Tuesday, Aug. 2, 2022, at the ambassador's residence in Tokyo. Emanuel says his government is working with Japan and other likeminded countries to counter Chinese attempts to use its economic might to force political change around the world.
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U.S. Ambassador to Japan Warns of Chinese Economic Coercion
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Images from a remote-controlled submersible robot show damaged areas inside the Fukushima nuclear power plant damaged in the 2011 earthquake and tsunami, Wednesday, Feb. 9, 2022, in Fukushima, Japan. The robot captured images of what appears be mounds of damaged fuel that had melted and fell to the bottom of the hardest-hit reactor at the nuclear plant for the first time since the 2011 disaster.
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Robot Photos Show Melted Fuel at Fukushima Reactor
Mounds of nuclear fuel melted and fell to the bottom of the most damaged reactor.
February 10, 2022
In this Feb. 27, 2021, file photo, tanks (in gray, beige and blue) store water that was treated but is still radioactive after it was used to cool down spent fuel at the Fukushima Daiichi nuclear power plant in Okuma town, Fukushima prefecture, northeastern Japan.
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Fukushima Plant Failed to Probe Cause of Faulty Filters
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In this April 13, 2021, file photo, environmental activists wearing a mask of Japanese Prime Minister Yoshihide Suga and protective suits perform to denounce the Japanese government's decision to release treated radioactive Fukushima water, near the Japanese Embassy in Seoul, South Korea. Japan’s government adopted an interim plan Tuesday, Aug. 24, 2021 that it hopes will win support from fishermen and other concerned groups for a planned release into the sea of treated but still radioactive water from the wrecked Fukushima nuclear plant.
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Japan Seeks Support for Fukushima Nuclear Water Release
The government decided in April to start discharging the water into the Pacific Ocean in the spring of 2023.
August 24, 2021
In this May 9, 2021, file photo, a security guard wearing a protective mask to help curb the spread of the coronavirus walks in front of the Olympic Rings, in Tokyo. Japan, seriously behind in coronavirus vaccination efforts, is scrambling to boost daily shots as the start of the Olympics in July closes in.
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Japan's Vaccine Push Ahead of Olympics is Too Late
The head of the Japan Doctors Union says hosting could spread a Tokyo variant.
June 3, 2021
This computer graphics image released by the Japan Aerospace Exploration Agency (JAXA) shows the Hayabusa2 spacecraft above the asteroid Ryugu. The Japanese spacecraft is nearing Earth after a yearlong journey home from a distant asteroid carrying soil samples and data that could provide clues to the origins of the solar system, a space agency official said Friday, Nov. 27, 2020.
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The Japanese carrier ship MV Wakashio seen from the coast of Mauritius, Aug. 16, 2020.
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Ship Operator to Pay $9M Over Oil Spill
The MV Wakashio struck a coral reef and caused a widespread oil spill off the coast of Mauritius earlier this summer.
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Japan's Prime Minister Shinzo Abe, left, speaks during a meeting on countermeasures against the new coronavirus infections at his official residence in Tokyo Tuesday, March 10, 2020.
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Japan Unveils $4B Package to Fight Virus
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In this Dec. 3, 2019, file photo, weeds grow in an abandoned apartment complex, in Futaba, Fukushima prefecture, Japan.
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Japan Opens Last Off-Limits Town
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In this Oct. 12, 2017, file photo, ever-growing amount of contaminated, treated but still slightly radioactive, water at the wrecked Fukushima Dai-ichi nuclear plant is stored in about 900 huge tanks.
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Fukushima Water Release to Sea
It is meant to solve a growing problem for the plant's operator.
January 31, 2020
This March 11, 2012, file photo, shows three melted reactors, from left, Unit 1, Unit 2 and Unit 3 at Fukushima Dai-ichi nuclear power plant in Okuma, Fukushima prefecture, Japan. Japan revised a roadmap on Friday, Dec. 27, 2019, for the tsunami-wrecked Fukushima nuclear plant cleanup, further delaying the removal of thousands of spent fuel units that remain in cooling pools since the 2011 disaster.
Operations
Japan Revises Fukushima Cleanup Plan
The nation is delaying key steps.
December 26, 2019
In this Nov. 12, 2014, file photo, a Tokyo Electric Power Co. (TEPCO) official wearing a radioactive protective gear stands in front of Advanced Liquid Processing Systems during a press tour at the Fukushima Dai-ichi nuclear power plant in Okuma, Fukushima Prefecture, northeastern Japan. Japan's economy and industry ministry has proposed gradually releasing or allowing to evaporate massive amounts of treated but still radioactive water at the tsunami-wrecked Fukushima nuclear plant. The proposal made Monday, Dec. 23, 2019, to a body of experts is the first time the ministry has narrowed down the options available to just releasing the water.
Operations
Government Wants to Release Fukushima Water
Radioactive water continues to accumulate as water used to keep the cores cool leaks from the damaged reactors and is stored in tanks so it won't escape into the ocean or elsewhere.
December 23, 2019