Ryutaro Katayama is an operator angel based in Tokyo, Japan. The known portfolio is one company, Startbahn.
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Investment focus
- Stage
- Series A
- Focus
- Digital Art MarketplacesWeb3 Marketplaces
Contacts
Ryutaro Katayama portfolio company (1)
- Startbahn
Investor Profile
The listing covers sectors Commerce and Consumer, and focus areas Digital Art Marketplaces and Web3 Marketplaces. Startups operating in these areas may find Ryutaro Katayama relevant.
The stage tag on this profile is Series A.
The portfolio and focus above give founders context on whether Ryutaro Katayama matches their raise.
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Frequently asked questions
Who is Ryutaro Katayama?
Ryutaro Katayama is an operator angel based in Tokyo, Japan with one known investment on file, Startbahn. The sections above list the sectors and stages attached to that record.
What does Ryutaro Katayama invest in?
Listed sectors include Commerce and Consumer; listed focus areas include Digital Art Marketplaces and Web3 Marketplaces. Those tags come from the companies attached to this profile, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Ryutaro Katayama invest at?
The database lists Ryutaro Katayama for Series A rounds. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
How do I contact Ryutaro Katayama?
A LinkedIn page is on file for Ryutaro Katayama. 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 6 September 2026 · How this data is built · Report a correction or request removal