NRA

Crucial emergency test begins at Sendai nuclear plant ahead of...
Donning a mask to protect themselves from radioactive materials, Kyushu Electric Power Co. employees conduct a drill to respond to a serious accident at the central control room of the Sendai nuclear power plant in Satsumasendai, Kagoshima Prefecture, on July 27. (Motoki Nagasawa)
An emergency drill to contain a severe accident like the Fukushima nuclear disaster started at the Sendai nuclear power plant on July 27, a final hurdle the operator must clear ...
Ehime governor and Ikata mayor cautious over restart of Ikata's No....
The Ikata nuclear power plant in Ehime Prefecture (Asahi Shimbun file photo)
The governor of Ehime Prefecture and the mayor of Ikata remain cautious of the Nuclear Regulation Authority’s decision on July 15 to approve newly installed safety measures...
Estimates to ensure nuclear plant safety soar past 2 trillion yen...
A crane moves an iodine filter to an underground venting facility during upgrading work at the No. 2 reactor of the Shimane nuclear power plant in Matsue in April. (Asahi Shimbun file photo)
Japan’s 11 utilities plan to spend at least 2.4 trillion yen ($19.69 billion) to improve the safety of their nuclear plants, 1.5 times higher than an estimate made 18 months...
Nuclear watchdog, plant operators wide apart on risks of faults
Experts examine geological strata on the site of the Shika nuclear power plant in Ishikawa Prefecture in April. (Asahi Shimbun file photo)
Electric utilities and the nation’s nuclear watchdog are at odds over the “science” used to calculate the risks of underground faults at nuclear power plants.
Ehime reactor effectively clears NRA screening
The Ikata nuclear power plant in Ehime Prefecture (Asahi Shimbun file photo)
The nation's nuclear watchdog effectively gave the green light May 20 to restart a reactor at a third nuclear power plant.
Panel says faults under Shika nuke plant may be active
The Shika nuclear power plant in Ishikawa Prefecture in August 2013 (Asahi Shimbun file photo)
The nation's nuclear watchdog concluded that fault lines running underneath the Shika nuclear power plant in Ishikawa Prefecture may well be active, throwing the prospect of...
Kyushu Electric eyes July restart of Sendai nuclear reactor
The No. 1 reactor at Kyushu Electric Power Co.'s Sendai nuclear power plant in Kagoshima Prefecture (Asahi Shimbun file photo)
Kyushu Electric Power Co. on March 19 applied for a final safety check of its Sendai nuclear power plant in hopes of restarting the No. 1 reactor there in July.
EDITORIAL: Consensus-building process needed for nuclear policy...
Protesters in front of the Diet building in Tokyo on Nov. 7 oppose the restart of the Sendai nuclear power plant in Kagoshima Prefecture. (Asahi Shimbun file photo)
Nearly four years have passed since the 2011 Great East Japan Earthquake and tsunami triggered the disaster at the Fukushima No. 1 nuclear power plant.
EDITORIAL: Risks posed by nuclear reactor clusters left unaddressed
People opposing the planned restart of Takahama nuclear power plant demonstrate on Dec. 17 in front of the building that houses the Nuclear Regulation Authority office in Tokyo's Minato Ward. (The Asahi Shimbun)
Simultaneous accidents at multiple nuclear reactors could jeopardize the survival of the nation.
New problem at Monju reactor: 30% of cameras don’t work
The Monju prototype fast-breeder reactor in Tsuruga, Fukui Prefecture, in May 2013 (Asahi Shimbun file photo)
Thirty percent of surveillance cameras at the problem-plagued Monju prototype fast-breeder reactor are not functioning, the operator said on Oct. 12, but insisted the defects...
NRA approves safety at Kagoshima nuclear plant; paperwork next step
Protesters hold up banners opposing approval of safety checks for the Sendai nuclear plant on Sept. 10 in front of the offices of the Nuclear Regulation Authority. (Hikaru Uchida)
The Sendai nuclear plant in Kagoshima Prefecture formally passed tougher safety checks on Sept. 10, but the plant operator must submit a mountain of paperwork before it can...
Abe making a mockery of energy policy at the expense of human lives
Four recent prime ministers have banded together to call for "no nuclear power" and express their opposition to restarts of nuclear reactors. But the current incumbent, Shinzo...
Major budget cut planned for radiation forecasting tool for...
The Asahi Shimbun
The Nuclear Regulation Authority is planning a major slash in the budget for a forecasting tool for the spread of radioactive substances that was at the center of a controversy ...
Paperwork forces Kyushu Electric to delay reactor restarts
The Sendai nuclear power plant in Satsuma-Sendai, Kagoshima Prefecture, in April 2014 (Asahi Shimbun file photo)
Kyushu Electric Power Co.’s failure to submit paperwork will postpone the resumption of operations at its Sendai nuclear plant, despite the reactors having cleared tougher...
NRA blames tsunami for equipment failure at Fukushima plant
The embattled Fukushima No. 1 nuclear power plant in March 2011 (Provided by Tokyo Electric Power Co.)
Japan's nuclear watchdog says the Fukushima nuclear disaster in 2011 was almost certainly triggered by towering tsunami generated by the Great East Japan Earthquake.
COMMENTARY: Green light for Sendai plant shows lessons from...
Trucks used in construction work enter the Sendai nuclear power plant in Kagoshima Prefecture on July 16 after the results of the safety screening were released. (Shoma Fujiwaki)
It clearly hasn't dawned on the central government and Japan's electric power companies that it is impossible to construct a nuclear plant that is 100-percent safe.
Fukushima evacuees livid at NRA's decision on Kyushu plant
Protesters shout out their opposition to restarting reactors at the Sendai nuclear power plant during a rally near the Diet Building in Tokyo's Nagatacho district on July 16. (Takuya Isayama)
Residents evacuated because of the Fukushima nuclear disaster were aghast at the decision that would allow reactor restarts at the Sendai nuclear power plant in Kagoshima...
EDITORIAL: Too many vital questions need answering before...
The Sendai nuclear power plant in Satsumasendai, Kagoshima Prefecture (Asahi Shimbun file photo)
The nuclear catastrophe that struck in 2011 raised a wide range of grave issues for Japanese politics and society. But none of them has been answered satisfactorily.
Kyushu plant reactors first to meet new safety standards; to...
Protesters on July 16 in Tokyo rally outside a building that houses the office of the Nuclear Regulation Authority, which is screening the safety of the Sendai nuclear plant. (Nobuhiro Shirai)
The Nuclear Regulation Authority said July 16 that two reactors at a nuclear plant in Kagoshima Prefecture have passed safety screenings, the first under tougher standards...
EDITORIAL: Shiga poll outcome deals heavy blow to Abe’s nuclear...
Taizo Mikazuki, newly elected Shiga governor, gives a news conference a day after the vote on July 13. With him was Yukiko Kada, the current governor who is stepping down and a staunch advocate of Japan abandoning nuclear energy. (Tatsuya Gunji)
Voters in Shiga Prefecture gave a sharp “no” to the Abe administration’s rush to restart idled nuclear reactors.