Key facts
- Kyoto Fusioneering’s last known valuation is $508.1M (Apr 2025).
- It has raised $191.3M; the latest was Later Stage VC ($64.5M) in Apr 2025.
- Notable investors include Mitsubishi UFJ Capital, Global Brain, SMBC Venture Capital, In-Q-Tel, JIC Venture Growth Investments — 29 tracked in total.
- Status: Privately Held (backing).
- ·The complete investor list — 29 names
- ·Watchlist + deal alerts for Kyoto Fusioneering
- ·The full record, as it builds
Funding rounds
No funding rounds for Kyoto Fusioneering are on record yet — either the company hasn't raised institutional capital, or the raise hasn't surfaced in our sources.
About Kyoto Fusioneering
Developer of a fusion technology intended to offer technical assistance to accelerate the practical realization of fusion energy. The company's technology offers liquid metal, molten salt, tritium treatment systems, high-frequency microwave gyrotron, fusion energy, and exhaust systems, and offers advanced technologies for commercial fusion reactors, including gyrotron systems, tritium fuel cycle technologies, and breeding blankets for tritium production and power generation, enabling companies to eliminate carbon dioxide emissions.
- Sector
- Energy
- HQ
- Tokyo, Japan
- Founded
- 2019
- Employees
- 130
- Website
- kyotofusioneering.com/
- Ownership
- Privately Held (backing)
Kyoto Fusioneering doesn't have a composite mark yet — a PA Mark is published once enough pricing inputs exist (trade prints, fund marks, round prices). The rest of the record below builds toward it.
Recorded secondary trades
No secondary trades in Kyoto Fusioneering shares have been recorded yet. When a print lands — third-party, direct report, or platform — it appears here with structure, source, and price.
Institutional fund marks
No SEC-registered fund has reported a fair-value mark on Kyoto Fusioneering in its N-PORT filings yet. We sweep new filings monthly.