Latest Helical Fusion News & Updates

See the latest news and media coverage for Helical Fusion. We track all announcements, press releases, and industry mentions in real time, all in one place.

Helical Fusion

Nuclear fusion energy startup

helicalfusion.com

Headquarters: Tokyo, Japan
Founded year: 2021
Company type: Private company
Number of employees: 20–50

Last updated Today

Latest news about Helical Fusion

In short: Helical Fusion advanced its commercialization efforts by raising 2.7 billion JPY, securing a construction site, and manufacturing key components.

Company announcements

May 20 Helical Fusion

Helical Fusion unveils construction site and partner program

The company also announced Series B first close, APAC Cleantech 25 recognition, and Japan's new fusion grant program.

April 19 Helical Fusion

Helical Fusion renews joint research agreement with NIFS

The expanded collaboration will support superconducting magnet demonstration for the Helix HARUKA device, aiming for commercial fusion in the 2030s.

April 5 Helical Fusion

Helical Fusion selected for Tokyo's innovation program

Up to JPY 1 billion in support for developing a liquid metal blanket for fusion power plants.

16 March 2025 Helical Fusion

Helical Fusion announces construction site for HelixHARUKA Phase 1

The site on NIFS campus marks transition to manufacturing, with coil tests planned by 2027 under a public-private partnership.

Media coverage

Yesterday Ellwood City Ledger

Helical Fusion Completes Critical Components for 'Helix HARUKA' with RYOKI TOOL, Advancing Japan-Built Fusion Hardware - Ellwood City Ledger

Coil case parts and a prototype breeding blanket component mark a tangible manufacturing milestone for the Helix...

May 29 MSN

Idemitsu Kosan, an oil company, makes first investment in 'fusion'. Raises $100 million in the US, the strength of a new nuclear fusion venture. Also relationship with that Japanese company.

Energy giant Idemitsu Kosan has announced an investment in a nuclear fusion startup from Princeton University in the United States. This is the company's first investment in the fusion field...

April 28 FusionX

Helical Fusion closes first tranche of Series B | FusionXInvest

Exclusive member content If you are a FusionXInvest member, please login to continue reading. Not yet a member? View our subscription options or begin a...

March 16 Morningstar

Helical Fusion Announces Construction Site for Phase 1 of “Helix HARUKA,” Marking Transition to Manufacturing and Assembly of Fusion Hardware | Morningstar

Advances one of Japan’s leading public-private partnership initiatives for fusion commercialization with NIFS and industrial partners · Helical Fusion Co., Ltd.

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