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About
Tetsu Nakajima is Founder and General Partner of 15th Rock, a Japan-based venture capital fund investing across more than 30 startups in Japan, North America, the UK, and the Netherlands, with focus areas including human augmentation, robotics, AI, digital health, biotechnology, and consumer technologies. He is also founder of Spirete Inc., which supports entrepreneurs spinning out from Japanese enterprises. Nakajima brings over 15 years of venture capital experience across seed, early, and growth stage investments at INCJ, Mistletoe, and 15th Rock, with track records including one IPO exit and multiple M&A transactions, along with eight years of research engineering experience at Toshiba's Corporate R&D center, where he participated in IEEE 802.11n and Wi-Fi Alliance standardization efforts.
Contact· self-published, not guessed
Investments
Investor
CellidJIZAIE 🇯🇵nobiParadromicsWHILL
Per curated public sources.
Colleagues at 15th Rock
Network1
Investors connected to Tetsu in public investor directories — a warm-intro map.
Frequently asked questions
- Who is Tetsu Nakajima?
- Tetsu Nakajima is Founder and General Partner of 15th Rock, a Japan-based venture capital fund investing across more than 30 startups in Japan, North America, the UK, and the Netherlands, with focus areas including human augmentation, robotics, AI, digital health, biotechnology, and consumer technologies. He is also founder of Spirete Inc., which supports entrepreneurs spinning out from Japanese enterprises. Nakajima brings over 15 years of venture capital experience across seed, early, and growth stage investments at INCJ, Mistletoe, and 15th Rock, with track records including one IPO exit and multiple M&A transactions, along with eight years of research engineering experience at Toshiba's Corporate R&D center, where he participated in IEEE 802.11n and Wi-Fi Alliance standardization efforts.
- Where does Tetsu Nakajima work?
- Tetsu Nakajima is General Partner at 15th Rock.
- What check size does Tetsu Nakajima write?
- Tetsu Nakajima typically writes checks of $100K – $5M.
- What companies has Tetsu Nakajima invested in?
- Investments tracked here include Cellid, JIZAIE 🇯🇵, nobi, Paradromics, WHILL.
About this profile. Compiled from public sources — 15th Rock's own website and public professional profiles — and summarised by Fundraising Fox; every fact is kept with where it came from. Spotted an error, or would rather not be listed? Email privacy@fundraisingfox.com · How we build profiles · Your rights