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Headspring

Data-driven power conversion for next-generation AI data centers

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Osamu Hoshino

Founder & CEO at Headspring

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Employees 21–50
Headquarters Shinagawa, Tokyo, Japan
Headspring is a Japan-based power electronics company developing next-generation power converters for AI data centers. Its distinctive approach combines semiconductor characterization and real-world device performance data with advanced converter design, enabling optimized efficiency, power density, reliability, and thermal performance. Building on more than a decade of power electronics expertise, Headspring aims to create highly efficient power architectures for rapidly expanding AI computing infrastructure.

Notable Achievements

  • Completed 400+ power electronics development projects, with extensive SiC and GaN experience
  • Developed ultra-fast digital power control technology through Japan’s national project(SIP)
  • Won the Japan Resilience Award 2023 for a distributed smart building power-sharing system

Currently Operating in Seven Regions

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