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August 13, 2026
 

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NUCLEAR FUSION

Masayoshi Son speaks at an annual SoftBank World event in Tokyo on Tuesday.
BUSINESS / Companies
Jul 14, 2026
SoftBank¡¯s Masayoshi Son sees fusion power as key to AI¡¯s future
However, many technological and financial challenges remain for fusion technology to become a viable energy source.
Bob Mumgaard, CEO of Commonwealth Fusion Systems, says the U.S. firm wants to deploy a reactor in Japan in the late 2030s or early 2040s.
BUSINESS / Companies
Sep 4, 2025
Nvidia-backed U.S. atomic fusion firm eyes reactor in Japan
Commonwealth Fusion Systems, which raised $863 million from investors including Nvidia, said it has been in talks with Japanese government officials on the use of its technology.
A group of 12 Japanese companies has invested in U.S.-based fusion energy startup Commonwealth Fusion Systems.
BUSINESS / Companies
Sep 3, 2025
12 Japanese firms invest in U.S. fusion energy startup
The consortium aims to commercialize nuclear fusion power generation in Japan at an early date by acquiring technical knowledge through the investment.
A Chinese flag atop a nuclear fusion reactor in Hefei, Anhui province, China, in November 2018
ASIA PACIFIC
Jan 28, 2025
Images show China building huge fusion research facility, analysts say
China appears to be building a large laser-ignited fusion research center in the southwestern city of Mianyang, experts at two analytical organizations say.
Taro Kono, digital transformation minister, speaks to reporters in Naka, Ibaraki Prefecture, on Wednesday.
JAPAN / Politics
Aug 1, 2024
Taro Kono softens line against nuclear power ahead of LDP leadership race
The minister has said he now believes that the country should look to restart idled nuclear power plants ahead of a predicted rise in electricity demand.
A gyrotron, which is used to heat plasma for nuclear fusion reactions, developed by Kyoto Fusioneering
ENVIRONMENT / Energy / OUR PLANET
Jul 7, 2024
Kyoto Fusioneering looks toward a ¡®Made in Japan¡¯ approach for nuclear fusion
Although it recognizes that international collaboration is key, the startup sees the country playing an integral role in the fusion ecosystem.
The National Ignition Facility¡¯s preamplifier module increases laser energy at Lawrence Livermore National Laboratory federal research facility in Livermore, California.
WORLD / Politics
Mar 21, 2024
Nuclear fusion backers meet in U.S. as competition with China looms
Scientists, governments and companies are racing to harness fusion to provide carbon-free electricity.
Though ChatGPT debuted in late 2022, it was really in 2023 that we started to get a sense of what large language models could do, including diagnosing complex medical issues.
COMMENTARY / World
Dec 31, 2023
The 10 most intriguing science breakthroughs over the past year
As 2023 has drawn to a close, let¡¯s look back on some of the astounding breakthroughs we¡¯ve seen in the last 12 months.
The JT-60SA, the world's biggest nuclear fusion reactor constructed to date, before its planned inauguration in the city of Naka, Ibaraki Prefecture, on Friday
JAPAN
Dec 1, 2023
Japanese experimental nuclear fusion reactor inaugurated
Fusion technology is still in its infancy but is billed by some as the answer to humanity¡¯s future energy needs.
The International Thermonuclear Experimental Reactor, a nuclear fusion demonstration project, in Saint-Paul-lez-Durance, France, in October 2016
COMMENTARY / World
Sep 12, 2023
Fusion research shouldn¡¯t be a nuclear weapons side hustle
Some question the wisdom of improving nuclear weapons while advocating for the separation of fusion research from weapons development.
The National Ignition Facility¡¯s preamplifier module increases laser energy as it travels to the Target Chamber in an undated photograph at Lawrence Livermore National Laboratory federal research facility in Livermore, California.
WORLD / Science & Health
Aug 7, 2023
U.S. lab behind fusion breakthrough reaches ignition again
Being able to reproduce the breakthrough may bring the world one step closer to using fusion, which powers the stars, as a source of clean energy.
Japan Times
BUSINESS
May 9, 2023
Fusion breakthrough hits hurdles as five experiments fail
The U.S. government lab that made a long-awaited breakthrough in fusion energy late last year has run five similar experiments since then without being able to replicate the results.
Japan Times
JAPAN
Apr 14, 2023
Japan adopts national strategy on nuclear fusion as competition intensifies
The strategy comes as the global race heats up to develop and commercialize fusion ¡ª considered the ultimate emission-free energy source.
Japan Times
JAPAN / Science & Health
Feb 19, 2023
Amid renewed interest in nuclear fusion, Â鶹´«Ã½ research reaches critical stage
The nation is helping to pave the way for a cutting-edge project in France, but international cooperation is moving toward competition.
Japan Times
COMMENTARY / World
Jan 15, 2023
What fracking can tell us about the future of fusion
Energy breakthroughs such as with fusion usually come through refinements of existing technologies and processes, not blinding flashes of transformation.
Japan Times
WORLD / Science & Health
Jan 7, 2023
International fusion energy project faces delays, chief says
A 2025 deadline ¡®wasn¡¯t realistic in the first place,¡¯ even before two major problems surfaced, the International Thermonuclear Experimental Reactor head said.
Japan Times
COMMENTARY / World
Dec 26, 2022
Fusion skepticism follows a century of genius, fraud and hype
Before we shrug off the latest fusion achievement as just another small step on a long road, consider the miles we¡¯ve come since the idea of tapping the power of the sun was first conceived.
Japan Times
WORLD / Science & Health
Dec 14, 2022
Scientists achieve nuclear fusion breakthrough with blast of 192 lasers
If fusion can be deployed on a large scale, it would offer an energy source devoid of the pollution and greenhouse gases caused by the burning of fossil fuels.
Japan Times
WORLD
Dec 13, 2022
Major fusion energy breakthrough to be announced by scientists
The development could set the stage for future progress that could one day lead to the use of laser fusion as a source of carbon-free energy.
Japan Times
COMMENTARY / World
Nov 17, 2021
Nuclear fusion is close enough to start dreaming
The possibility of carbon-free energy generation raises a seldom discussed question: Just how much would it change the world if cheap and clean energy sources were truly abundant?
Gut bacteria may be behind many of Â鶹´«Ã½ colorectal cancer cases
A Japanese research team found that a toxin produced by certain E. coli strains, colibactin, caused genetic mutations in nearly half of colorectal cancer cases studied
¡®Total whiplash¡¯: Foreign residents react to Â鶹´«Ã½ changing permanent residency rules
The entrance to the Tokyo Immigration Bureau in Minato Ward, Tokyo, in March. For some foreign residents of Japan, tightening measures for permanent residency have become one factor in a broader calculation over whether remaining in the country makes financial sense over the long term.
She is Russia¡¯s richest woman. Her business empire is going up in flames.
Tatyana Kim, the head and co-founder of Wildberries, speaks about Ukrainian drone attacks on the company's warehouses in the course of the Russia-Ukraine conflict, at an unidentified location, in this still image from a handout video released on July 31.
Severe tropical storm Chan-hom makes landfall near Tokyo
Severe Tropical Storm Chan-hom made landfall around Ibaraki Prefecture, near Tokyo, on Tuesday night.
What Â鶹´«Ã½ language rules for permanent residency should look like
Potential health care workers hoping to find work in Japan take Japanese language instruction in Jakarta. Not all applicants for permanent residency should be expected to reach this level of proficiency.
Where do foreign residents in Japan want to die?
The Yokohama Foreign General Cemetery is one of the few cemeteries in Japan that allows burials, albeit with conditions for the deceased, including foreign nationality and permanent residency in Kanagawa Prefecture.
¡®Total whiplash¡¯: Foreign residents react to Â鶹´«Ã½ changing permanent residency rules
The entrance to the Tokyo Immigration Bureau in Minato Ward, Tokyo, in March. For some foreign residents of Japan, tightening measures for permanent residency have become one factor in a broader calculation over whether remaining in the country makes financial sense over the long term.
As Â鶹´«Ã½ concrete jungles sizzle, urban forestry offers an all-natural fix
People and birds find relief from the sun in Tokyo's Nakano Ward earlier this month. While experts agree that urban greening is crucial to mitigating the impact of climate change, trees are becoming even more scarce in Japanese cities.
Â鶹´«Ã½ brewers experiment with a secret ingredient: music
At Smoke Craft, a craft beer brewery in Tokorozawa, Saitama Prefecture, music isn't just a background to the brewing process ¡ª it's an ingredient.
As countries ban social media for children, Japan mulls a different approach
Data from NTT Docomo¡¯s Mobile Society Research Institute released in June found that 55% of respondents across all age groups said they fiddled with their phones when they had nothing to do, even when another person was in front of them.

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