Nuclear and Industrial Safety Agency

Possible active fault found under Tsuruga nuclear...
The  Asahi Shimbun
Researchers have found a possible active fault directly under the No. 2 reactor at the Tsuruga nuclear power plant in Fukui Prefecture, a discovery that could lead to the...
VOX POPULI: Time for Japan to cut ties to nuclear...
As if timed to the school entrance exam season that is currently under way, the Nuclear and Industrial Safety Agency on Jan. 18 announced its judgments on the results of stress ...
NISA: Unconnected battery heightened nuclear crisis
The Fukushima No. 1 nuclear power plant on March 12, the day after the Great East Japan Earthquake. (Asahi Shimbun file photo)
An emergency battery was left unconnected to data transmission equipment at the Fukushima No. 1 nuclear power plant, which compounded the confusion in the early stages of the...
Nuclear monitoring system failed at the end of 2011
The government’s monitoring system for nuclear power plants broke down on Dec. 30 and 31, sources said Jan. 11.
Study: Fukushima storage pool was vulnerable to...
Steam rises from the fuel rod storage pool inside the No. 4 reactor building at Fukushima No. 1 nuclear power plant in late June. (Tokyo Electric Power Co.)
Aftershocks of the March 11 Great East Japan Earthquake could have significantly worsened the crisis at the Fukushima No. 1 nuclear plant in the weeks after the disaster,...
NISA releases safety plan for Fukushima plant after ...
The Asahi Shimbun
The Nuclear and Industrial Safety Agency (NISA) for the first time presented a plan to secure the safety of the reactors at the Fukushima No. 1 nuclear power plant after cold...
NISA, energy agency tried to skew public opinion
Members of an investigative committee looking into questionable e-mail messages sent by employees of Kyushu Electric Power Co. respond to questions at a Sept. 30 news conference. (Yoshihiro Yasutomi)
Officials of two government agencies were found to have taken inappropriate action in seven instances in an attempt to influence public opinion on nuclear energy, according to...
Fukano says another quake could threaten Fukushima...
Hiroyuki Fukano, director-general of the Nuclear and Industrial Safety Agency (Tatsuyuki Kobori)
The head of Japan's nuclear regulator warned that the effort to regain control of stricken reactors at the Fukushima No. 1 nuclear power plant is relying on "makeshift...
Fukushima accident released far more cesium than...
The radioactive cesium-137 released by the accident at the Fukushima No. 1 nuclear power plant was about 168.5 times the amount emitted by the Hiroshima atomic bomb, according...
Hokkaido reactor up and running after March 11...
Hokkaido Electric Power Co.'s Tomari nuclear power plant (The Asahi Shimbun)
A controversial nuclear reactor operated by Hokkaido Electric Power Co. resumed commercial operations on Aug. 17, becoming the first reactor to be restarted after the March 11...
EDITORIAL: New nuclear regulatory body must be...
The government has unveiled a draft plan to restructure its nuclear regulatory organizations and functions in a crucial policy response to the disastrous accident at the...
Tug of war begins over new nuclear regulatory agency
Goshi Hosono, minister in charge of the nuclear power plant disaster (The Asahi Shimbun)
While the government wants to establish a new organization to regulate nuclear energy issues, bureaucratic turf fighting is delaying an agreement on what form that new agency...
Kaieda picks bureaucrats from pro-nuclear faction...
Kenyu Adachi (Photos provided by the Ministry of Economy, Trade and Industry)
Banri Kaieda's "reborn" industry ministry is looking quite similar to highly criticized one that was heavily armed to thwart the energy reforms pushed by Prime Minister Naoto...
Kaieda sacks 3 key officials over nuclear crisis,...
From left: Tetsuhiro Hosono, Nobuaki Terasaka and Kazuo Matsunaga (Asahi Shimbun file photos)
Trade and industry minister Banri Kaieda announced Aug. 4 he is dismissing three of his top bureaucrats. The move is apparently meant to hold them accountable for mishandling...
VOX POPULI, VOX DEI: Japan's safety myth created by ...
There is a European saying that goes, "Those who walk slow go far." In Japan, we say, "Haste makes waste." Ten days after a deadly collision that caused four cars of a...
Nuclear regulator asked utility to push nuclear...
Nobuaki Terasaka, director of NISA, answers at a Tokyo news conference July 29. (Toshiyuki Takeya)
In 2006, the Nuclear and Industrial Safety Agency asked a utility to manipulate public opinion in favor of nuclear power at a public forum, a fresh example of collusion between ...
Kan promises thorough investigation of NISA scandal
Prime Minister Naoto Kan at a news conference in his official Tokyo residence on July 29. (Pool)
Prime Minister Naoto Kan said allegations that Japan's nuclear watchdog had asked electric power companies to manipulate government-sponsored symposiums on nuclear power...
NISA asked Chubu Electric to manipulate public...
A senior official of Chubu Electric Power Co. at a news conference on July 29 in Nagoya (The Asahi Shimbun)
The agency tasked with regulating nuclear energy hoped to manipulate public opinion at a 2007 symposium on pluthermal generation at the Hamaoka nuclear power plant, operated by ...
NISA orders utilities to check quake resistance data
The Nuclear and Industrial Safety Agency instructed all electric power companies on July 22 to report by Aug. 22 any errors in data on the earthquake resistance of nuclear...
Kan cautious about extending life of Kansai...
The Asahi Shimbun
Kansai Electric Power Co.'s request to renew its license to operate a nearly 40-year-old reactor could be in trouble if signals from Prime Minister Naoto Kan are an indication.