Toshi Masubuchi is an Investor at FOG Ventures, whose known portfolio counts 9 companies.
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Investment focus
Contacts
Affiliated funds' portfolios
Investor at FOG Ventures, whose known portfolio counts 9 companies
- Rillet
- Jericho Security
- Puzzle Financial
- Orb
- Concourse
- Allara
- Brev.io
- Datapeople
- Tabs
Investor Profile
The listing covers sectors FinTech and SaaS, and focus areas API, Analytics, Compliance and Developer Tools. Startups operating in these areas may find Toshi Masubuchi relevant.
FOG Ventures appears in Pre-Seed, Series A and Series B rounds across its known deals.
The firm portfolio and the focus above give founders context on whether Toshi Masubuchi matches their raise.
Colleagues at FOG Ventures
Frank Han
Investor
Redwood City, United States
Judd MacRae
Investor
Denver, United States
Casey Woo
General Partner
San Francisco, United States
Ana Kostioukova
Investor
San Francisco, United States
Jeff Goodwin
Chief Executive Officer
Vancouver, Canada
Samantha Courtright
Angel Investor
New York, United States
Michele L.
Member, Angel Investor
New York City, United States
Frequently asked questions
Who is Toshi Masubuchi?
Toshi Masubuchi is a syndicate member and venture capital investor based in Tokyo, Japan, listed as Investor at FOG Ventures. The known portfolio of that firm counts 9 companies. That portfolio belongs to the firm, not to Toshi Masubuchi personally.
What does Toshi Masubuchi invest in?
Listed sectors include FinTech and SaaS; listed focus areas include API, Analytics, Compliance and Developer Tools. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Toshi Masubuchi invest at?
FOG Ventures appears in Pre-Seed, Series A and Series B rounds across its known deals, and Toshi Masubuchi is listed there as Investor. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
Which firm is Toshi Masubuchi listed at?
Toshi Masubuchi is listed as Investor at FOG Ventures. 7 other people in the database share a firm with Toshi Masubuchi.
How do I contact Toshi Masubuchi?
A LinkedIn page is on file for Toshi Masubuchi. It is readable inside RaiseHunt after you create an account. The database holds no email address and no phone number for this profile.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal