JT-60SA
PROJECT dossier

JT-60SA

JT-60SA

PROJECT National Project INTERNATIONAL

01 Executive_Summary

Japan's large tokamak fusion reactor operated by QST, part of the Broader Approach with EURATOM and Japan's contribution to ITER.

03 Deep_Dive_Intelligence

Intelligence Summary: JT-60SA

Node Identity: JT-60SA is a project categorized under "National Project" in the japan intelligence graph. Japan's large tokamak fusion reactor operated by QST, part of the Broader Approach with EURATOM and Japan's contribution to ITER.

Research Evidence: The following findings from 4 research documents reference this entity:

  1. Broader Approach (EU-Japan) — Italian contributions to JT-60SA construction, operation preparation, and diagnostics design 5.
  2. International projects with LNF-CIEMAT involvement: JET tokamak, W7-X stellarator, ITER, DEMO, Broader Approach (EU-Japan), IFMIF-DONES, JT-60SA tokamak.
  3. Spanish magnetic confinement research is focused on the stellarator concept (TJ-II) with supporting tokamak collaboration (JET, ITER, JT-60SA).
  4. Japan's fusion research ecosystem (QST/JT-60SA, NIFS/LHD, ILE/FIREX, plus startups Helical Fusion, Kyoto Fusioneering, Starlight Engine/FAST) provides a deep plasma physics talent pool that directly supports ATLA's weapons programs.

Strategic Relevance: JT-60SA is a tracked entity within the japan network. With 2 documented connections to other entities, this node plays a supporting role in the network topology.

Network Linkage: This entity maintains 2 documented connections in the intelligence network: JT-60SA operator QST; QST operator JT-60SA.

Source Documents: Evidence compiled from: FINDINGS_FROM_research-prompts-round110.md, FINDINGS_FROM_research-prompts-round79.md, FINDINGS_FROM_research-prompts-round89.md, FINDINGS_FROM_research-prompts-round93.md.

04 Network_Linkage

This entity maintains 2 documented connections in the intelligence network: JT-60SA operator QST; QST operator JT-60SA.

05b Related_Topics (1)

Magnetized Target Fusion
usa → russia → china →

07 Key_Findings

  • ▸ ### Intelligence Summary: JT-60SA **Node Identity:** JT-60SA is a project categorized under "National Project" in the japan intelligence graph.
  • ▸ Japan's large tokamak fusion reactor operated by QST, part of the Broader Approach with EURATOM and Japan's contribution to ITER.
  • ▸ **Research Evidence:** The following findings from 4 research documents reference this entity: 1.

10 FAQ

What is JT-60SA? ▾
Identity: JT-60SA is a project categorized under "National Project" in the japan intelligence graph. Japan's large tokamak fusion reactor operated by QST, part of the Broader Approach with EURATOM and Japan's contribution to ITER.
What role does JT-60SA play in the research network? ▾
JT-60SA is classified under the "National Project" category, belonging to the INTERNATIONAL vertical group. This entity maintains 2 documented connections in the intelligence network: **JT-60SA** operator **QST**; **QST** operator **JT-60SA**.
What evidence supports the JT-60SA assessment? ▾
The intelligence assessment for JT-60SA is supported by 4 primary sources and 4 citations. Key sources include "JT-60SA - Wikipedia", "JT-60SA - EUROfusion", and "JT-60SA Construction - National Institutes for Quantum Science and Technology". These documents provide the evidentiary basis for the analysis.
What is the JT-60SA project? ▾
Identity: JT-60SA is a project categorized under "National Project" in the japan intelligence graph. Japan's large tokamak fusion reactor operated by QST, part of the Broader Approach with EURATOM and Japan's contribution to ITER.
How does JT-60SA fit into the broader intelligence network? ▾
This entity maintains 2 documented connections in the intelligence network: JT-60SA operator QST; QST operator JT-60SA.
What external sources document JT-60SA? ▾
JT-60SA is documented by 4 external sources, including 1 reference, 2 official organization page, and 1 press release. Notable references include "JT-60SA - Wikipedia", "JT-60SA - EUROfusion", and "JT-60SA Construction - National Institutes for Quantum Science and Technology".
How was information about JT-60SA collected? ▾
Information about JT-60SA was collected through open-source intelligence (OSINT) methods, analyzing 4 declassified documents and cross-referencing findings across the research network.
What is the current status of JT-60SA? ▾
Japan's large tokamak fusion reactor operated by QST, part of the Broader Approach with EURATOM and Japan's contribution to ITER.
How does JT-60SA relate to compact fusion research? ▾
Intelligence Summary: JT-60SA Node Identity: JT-60SA is a project categorized under "National Project" in the japan intelligence graph. Japan's large tokamak fusion reactor operated by QST, part of the Broader Approach with EURATOM and Japan's contribution to ITER. Research Evidence: The...
What documents should I read to learn more about JT-60SA? ▾
To learn more about JT-60SA, review the 4 primary sources, and related research finding linked in the source documents section of this dossier.

Citations 4

  1. [1]
  2. [2]
  3. [3]
  4. [4]

Verified_Primary_Sources 4 SOURCES

secondary en.wikipedia.org reference
JT-60SA - Wikipedia
Verifies: JT-60SA is largest operational superconducting tokamak in the world; built jointly by EU and Japan in Naka, Ibaraki Prefecture; SA stands for super advanced tokamak; assembly completed March 2020, declared active December 1, 2023; construction cost estimated around 560 million euros
External Link ↗
primary euro-fusion.org official_organization_page
JT-60SA - EUROfusion
Verifies: JT-60SA is joint Japanese-European fusion device; most powerful fusion device to date; designed to support ITER operation; located at QST in Naka, Japan under Broader Approach agreement; 500 researchers from Europe and Japan involved
External Link ↗
primary qst.go.jp official_organization_page
JT-60SA Construction - National Institutes for Quantum Science and Technology
Verifies: JT-60SA program started June 2007; manufacturing of first equipment started October 2008; assembly of cryostat base started January 2013; superconducting toroidal field coils procured by France and Italy
External Link ↗
primary qst.go.jp press_release
Commencement of Integrated Commissioning of JT-60SA - QST Press Release
Verifies: integrated commissioning commenced February 27, 2026; world's largest tokamak-type superconducting plasma experimental device; first plasma experiments in 2023; jointly constructed by Japan and Europe
External Link ↗
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ID: JT-60SA
Type: project
Region: japan
Last updated: Research database snapshot