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July 24, 2026
 

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KASHIWAZAKI-KARIWA

Kashiwazaki-Kariwa nuclear power plant's No. 6 and No. 7 reactors have already passed safety screenings by the Nuclear Regulation Authority and are fully loaded with nuclear fuel.
51³Ô¹ÏÍø
Jun 30, 2025
Niigata holds first public hearing on nuclear reactor restart plan
Only the consent of local communities is now required for the reactor restart.
It is believed that Tokyo Electric Power Company Holdings cannot reactivate the Kashiwazaki-Kariwa nuclear plant's No. 7 reactor until August 2029, when an antiterror measure is scheduled to be in place.
51³Ô¹ÏÍø
Jun 26, 2025
Tepco changes Kashiwazaki-Kariwa nuclear reactor restart plan
The firm has decided to put the No. 6 reactor back online ahead of the No. 7 unit, which is ready to be restarted.
According to changes made to Tokyo Electric Power Company Holdings' business plan, approved by the government on Monday, the restart of the reactor at the Kashiwazaki-Kariwa nuclear power plant in Niigata Prefecture is expected to boost its earnings by around ?100 billion per year.
51³Ô¹ÏÍø
Mar 17, 2025
Tepco aims to restart Niigata reactor in fiscal 2025
The restart of the reactor is expected to boost power utility¡¯ earnings by around ?100 billion ($672 million) per year.
Tokyo Electric Power Company Holdings' Kashiwazaki-Kariwa nuclear power plant in Kashiwazaki City, Niigata Prefecture, on Nov. 1, 2022
51³Ô¹ÏÍø
Feb 27, 2025
Tepco¡¯s antiterrorism facility completion delayed at Niigata nuclear plant
The completion date will be pushed back significantly to August 2029.
Japan¡¯s biggest nuclear power plant, the Kashiwazaki Kariwa nuclear power plant in Niigata Prefecture, is ready to restart but needs a green light from the local governor.
51³Ô¹ÏÍø
Feb 21, 2025
The revival of Japan¡¯s biggest nuclear plant faces its last hurdle
If the restart is approved, the nuclear power plant could start producing power within the following month.
Rafael Grossi (left), director-general of the International Atomic Energy Agency, and Foreign Minister Takeshi Iwaya at a joint news conference in Tokyo on Tuesday
51³Ô¹ÏÍø
Feb 19, 2025
Japan and IAEA to boost cooperation on Fukushima No. 1 decommissioning
Foreign Minister Takeshi Iwaya and IAEA chief Rafael Grossi discussed the nuclear plant and the release of treated water from the facility into the ocean.
Industry ministry officials hold a briefing session for residents over the planned restart of reactors at the Kashiwazaki-Kariwa nuclear power plant, in Nagaoka, Niigata Prefecture, on Sunday.
51³Ô¹ÏÍø
Dec 16, 2024
Government seeks local understanding for nuclear plant restart
Officials from the industry ministry are explaining plans to allow the restart of reactors whose safety has been confirmed.
Kashiwazaki Mayor Masahiro Sakurai has expressed his willingness to conditionally green-light the restart of the Kashiwazaki-Kariwa nuclear plant in Niigata Prefecture.
51³Ô¹ÏÍø
Nov 18, 2024
Mayor accepting Kashiwazaki-Kariwa nuclear plant restart is reelected
Following safety inspections at the plant¡¯s No. 7 reactor, Tepco has finished its preparations to restart the facility.
A Tokyo Electric Power Co. employee opens a watertight door inside the Unit 7 reactor building at the Kashiwazaki-Kariwa nuclear power station in Kashiwazaki, Niigata Prefecture, on Aug. 6.
51³Ô¹ÏÍø / FOCUS
Oct 19, 2024
Japan shifting back to nuclear to ditch coal and power AI
Kashiwazaki-Kariwa, the world¡¯s biggest nuclear plant, could help Japan cut carbon emissions while also powering artificial intelligence.
A container carrying spent nuclear fuel is unloaded from a ship at a port in Mutsu, Aomori Prefecture, on Thursday.
51³Ô¹ÏÍø
Sep 26, 2024
Interim storage facility in Aomori receives spent nuclear fuel
The start of the storage facility¡¯s operations is expected to give a boost to the government¡¯s plans to promote nuclear power generation.
Prime Minister Fumio Kishida addresses a meeting on the Kashiwazaki-Kariwa nuclear power plant, at the Prime Minister's Office on Friday.
51³Ô¹ÏÍø
Sep 7, 2024
Japan to enhance evacuation system for Kashiwazaki-Kariwa nuclear plant
The move is aimed at gaining the understanding of Niigata Prefecture residents for a restart of the plant before Prime Minister Fumio Kishida steps down this autumn.
Tomoaki Kobayakawa, president of Tokyo Electric Power Company Holdings (left), hands a set of documents to Kashiwazaki Mayor Masahiro Sakurai during their meeting in the city in Niigata Prefecture on Thursday.
51³Ô¹ÏÍø / Science & Health
Aug 22, 2024
Kashiwazaki mayor willing to OK restart of nuclear reactor
The willingness emerged after the Kashiwazaki-Kariwa plant¡¯s operator shortened the time frame for the possible decommissioning of other reactors in the complex.
Officials explain the situation at Tokyo Electric Power Company Holdings' Kashiwazaki-Kariwa nuclear power plant during a meeting in Nagaoka, Niigata Prefecture.
51³Ô¹ÏÍø
Jul 16, 2024
Japan seeks support for restart of nuclear reactor in Niigata
A meeting was held to give local residents an opportunity to hear directly from the central government about the reactor¡¯s planned reactivation.
Tokyo Electric Power Company Holdings' Kashiwazaki-Kariwa nuclear power station in Kashiwazaki, Niigata Prefecture, in November 2022. The plant was shuttered in the wake of the 2011 Fukushima disaster, and has sat idle since.
51³Ô¹ÏÍø
Jun 23, 2024
World¡¯s largest nuclear plant sits idle while energy needs soar
The Kashiwazaki-Kariwa plant has the potential capacity to power more than 13 million households.
The No. 6 and 7 reactors of the Kashiwazaki-Kariwa nuclear power plant in Niigata Prefecture
51³Ô¹ÏÍø
Apr 15, 2024
Tepco given OK to move fuel into Niigata reactor
Tepco is set to move fuel into the world¡¯s largest nuclear power plant, which has been idle since the 2011 Great East Japan Earthquake.
51³Ô¹ÏÍø / Politics
Mar 22, 2024
Local support sought for Kashiwazaki-Kariwa nuclear plant restart
A representative from an agency of the industry ministry highlighted the ¡°severe¡± energy supply situation in eastern Japan.
51³Ô¹ÏÍø / Society
Dec 27, 2023
NRA lifts ban on operations at Kashiwazaki-Kariwa nuclear plant
When the plant will be reactivated remains uncertain as Tepco, the operator, needs to gain consent from local governments as well.
51³Ô¹ÏÍø / ANALYSIS
Apr 15, 2021
Tepco lapse a wake-up call for Japan¡¯s nuclear security protocols, expert says
The incident in Niigata is ¡°of particular concern¡± because the potential security breaches lasted for months, a top expert in the field said.
EDITORIALS
Oct 8, 2017
NRA¡¯s nod for a Tepco nuclear plant restart
Given its scathing criticism of Tepco as late as June, the NRA¡¯s recent green light for the restart of two idled Tepco reactors in Niigata raises questions.
Japan Times
COMMENTARY / COUNTERPOINT
Jul 15, 2017
A decade after Niigata¡¯s nuclear close call
On July 16, 2007, a 6.8 magnitude earthquake rattled the world¡¯s largest nuclear power complex at Kashiwazaki-Kariwa — a site that the government and Tepco had insisted was seismically safe.
Japan scientists identify clusters of protein believed to trigger Alzheimer¡¯s disease
A team of researchers said they found a ¡°seed¡± that accelerates the amyloid beta accumulation process in the brain, naming it ¡°Peak 1 amyloid beta,¡± as seen in a mouse's brain.
Indian brothers make manga debut in Japan
Two Indian brothers made their manga debut in Japan with "Kung Fu Kung Fool" ¡ª an action-comedy series that follows the adventures of a notorious thief and a young boy.
Low-income families in Japan cut food and air conditioning during summer break
Yumiko Watanabe, the chairperson of nonprofit Kidsdoor, explains the results of a survey in Tokyo's Chiyoda Ward on July 1.
Iran strikes on CIA facilities prompt questions about possible Russian role
Iranian drones are displayed in an undisclosed location in Iran, in this handout image obtained on Jan. 13, 2025.U.S. officials have acknowledged that Russia has ?provided targeting ?and other support for Iran in its drone strikes on U.S. targets in the Persian Gulf region.
Intervention is the word after yen moves beyond ?163 and sits there
The government could prop up the yen at any moment, though its signaling is hard to read.
Can Japanese comedy get laughs in English? Yoshimoto Kogyo lets the jokes rip
Wes-P has millions of followers and his viral clips made him recognizable out of Japan.
The 180-day locals: Life on Japan¡¯s digital nomad visa
Christopher Flinn works remotely from Tokyo earlier this month. Japan issued 646 digital nomad visas in 2025, but tourism officials are hoping to increase that figure in the coming years, with Japan's relatively cheap cost of living and the weak yen seen as potential draws for young professionals.
Japan reveals hint of new defense spending target in fiscal blueprint
The Self-Defense Forces' Type 16 mobile combat vehicle fires during a joint live-fire drill with U.S. Marines as part of the annual Resolute Dragon exercises in Yufu, Oita Prefecture, on June 28.
Summer has arrived in Japan and so have hot sleepless nights
Amid the heat and humidity in Japan, a good night¡¯s sleep is growing increasingly elusive without the heavy use of air conditioning.
Maya Ongaku¡¯s DIY dream is getting bigger
The members of Maya Ongaku ¡ª (from left) Tsutomu Sonoda, Shoei Ikeda and Ryota Takano ¡ª grew up on the Shonan Coast south of Tokyo and have been friends since their school days.

Podcast

One of the many entrances to the Kabukicho neighborhood in Tokyo¡¯s Shinjuku Ward.
Kabukicho: Tokyo¡¯s ¡®stadium of desire¡¯

Longform

For many people, utility poles and power lines have become such a familiar part of Japan¡¯s landscape that they often go unnoticed.
Why Japan¡¯s utility poles won¡¯t be disappearing anytime soon
By Alex K.T. Martin

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