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Femto Partners operates as a Tokyo-based venture capital firm, specializing in providing capital and strategic guidance to early-stage startups across Japan. The firm’s core offering centers on empowering burgeoning companies with the necessary financial backing and expert insights to foster significant growth and market penetration, focusing on businesses poised for substantial impact and innovation. They aim to nurture and advance enterprises with future potential, translating it into economic and legal realization.
The firm was founded in 2013 by Tetsuya Isozaki, who serves as Founder and General Partner, alongside Yuhei Soga, also a General Partner, and Katsuhiko Okubo, a Managing Partner. Their establishment was driven by the recognition that while startups possess immense potential, strategic capital and informed guidance are critical for these innovative ventures to effectively navigate the market and actualize their vision, forming the bedrock of their growth.
Femto Partners primarily serves early-stage startups, new entrepreneurs, and CEOs within the Japanese market. The company’s long-term vision is to be a pivotal partner in the startup ecosystem, providing comprehensive support that extends beyond mere funding. They are dedicated to helping their portfolio companies not only secure capital but also develop robust strategies for sustained expansion and market leadership, contributing to a vibrant and innovative economy.
Key people at Femto Partners.
Key people at Femto Partners.
Femto Partners has 1 tracked investment across 1 company. The latest tracked deal is $67.6M Series B in HENRY in August 2025.
| Date | Company | Round | Lead Investor(s) | Co-Investor(s) |
|---|---|---|---|---|
| Aug 13, 2025 | HENRY | $67.6M Series B | — | Mitsubishi UFJ Capital, SMBC Venture Capital |