Atsuyuki Ariga is a corporate venture investor and private equity investor at Sigmaxyz, whose known portfolio counts 6 companies.
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Investment focus
- Stage
- GrowthLate-StageSeed
Contacts
Affiliated funds' portfolios
Affiliated at Sigmaxyz, whose known portfolio counts 6 companies
- Social Interior
- Eucalia
- Toletta Cats
- GHELIA
- Monstar Lab
- Shizen Energy
Investor Profile
Sigmaxyz appears in Growth, Late-Stage and Seed rounds across its known deals.
The firm portfolio and the focus above give founders context on whether Atsuyuki Ariga matches their raise.
Colleagues at Sigmaxyz
Frequently asked questions
Who is Atsuyuki Ariga?
Atsuyuki Ariga is a corporate venture investor and private equity investor based in Tokyo, Japan, listed at Sigmaxyz. The known portfolio of that firm counts 6 companies. That portfolio belongs to the firm, not to Atsuyuki Ariga personally.
What stage does Atsuyuki Ariga invest at?
Sigmaxyz appears in Growth, Late-Stage and Seed rounds across its known deals, and Atsuyuki Ariga is listed there. 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 Atsuyuki Ariga listed at?
Atsuyuki Ariga is listed at Sigmaxyz. One other person in the database shares a firm with Atsuyuki Ariga.
How do I contact Atsuyuki Ariga?
A LinkedIn page is on file for Atsuyuki Ariga. 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