# Masaji Matsuoka

> Masaji Matsuoka is a startup investor at Mitsui & Co. (San Francisco). See 0 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Mitsui & Co.](https://shizune.co/investors/profile/mitsui-usa)
- Location: San Francisco, United States
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/masaji-matsuoka-85b02225

Masaji Matsuoka is a Director at Investment Division. Prior to joining Mitsui Global Investment, he worked in Principal Investment Division at Mitsui & Co. Ltd, where he was involved with various investment transactions in healthcare and industrial sectors. Previously, he was in Asset Management Division at Mitsui & Co., focusing onalternative fund business and its fund raising. He started his career at Mitsui from 2004. He holds B.A. of Laws from Univ. of Tokyo.

## Contacts

5 contacts available for Masaji Matsuoka: work email, personal email, work phone, personal phone and socials. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-email/masaji-matsuoka?utm_source=investor_profile

## About Mitsui & Co.

VC Fund · New York, United States

Mitsui & Co. (U.S.A.) works in transportation logistics by managing supply chains and insurance services. The company is involved in the trading and investment of iron and steel products. It engages in mineral and metal resources through mining, distribution, and recycling activities. Infrastructure projects are developed and managed under itsbusiness operations. The company is also active in chemicals, food, retail, and energy. Its services extend to healthcare, IT, and mobility with partnerships in automotive, machinery, and airline industries. It also conducts financial and new business activities through joint ventures, investments, and acquisitions.

2 contacts available at Mitsui & Co..

| Name | Title | Profile |
| --- | --- | --- |
| Go Mizoguchi | General Manager | — |
| Masaji Matsuoka | General Manager, Venture Capital Business Dept. Private Equity Div. | — |

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Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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