# Ryutaro Katayama

> Ryutaro Katayama is a Series A investor backing Art and Blockchain. See 1 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: Angel Investor
- Total investments: 1
- Last investment: Mar 2019
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/ryutaro-katayama-94073138/

Ryutaro Katayama is a Series A investor focused on Art and Blockchain. He holds a BA in Economics and a Master of Sociology from Keio University and an MBA from Harvard Business School. After regenerating many companies as president, he served as a representative of Giuliani Partners Japan and the president of Japan's oldest and largest art auction company Christie's Japan. He has also served as a number ofprominent corporate outside directors and director of art groups. Participated in the creation of Whiz Partners, a leading venture capital firm, and is still a managing partner of international venture capital.

## Contacts

5 contacts available for Ryutaro Katayama: 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/ryutaro-katayama?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Art | 1 | 100% |
| Blockchain | 1 | 100% |
| Information Technology | 1 | 100% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Startbahn | Startbahn aims to realize a richer society by providing the technology needed by artists and people involved with art all over the world. We are developing Startbahn Cert., a service that issues blockchain certificates for artworks, and promoting the development of Startrail, a blockchain infrastructure that is the basis for Startbahn Cert. We alsorun joint projects with other companies. | $2.8M | Series A | Mar 19, 2019 | http://startbahn.jp/en |

1 of 1 investments shown.

## Co-investors
- [UTEC - The University of Tokyo Edge Capital Partners](https://shizune.co/investors/profile/utec) — VC Fund, 2 deals together
- [Dentsu](https://shizune.co/investors/profile/dentsu) — VC Fund, 1 deal together
- [SX Capital Japan](https://shizune.co/investors/profile/sx-capital-inc) — VC Fund, 1 deal together

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## FAQ

### What does Ryutaro Katayama invest in?

Ryutaro Katayama invests primarily in Art, Blockchain and Information Technology startups, most often at Series A stage. Most of the 1 investments tracked by Shizune back companies in Japan. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### How do I contact Ryutaro Katayama?

Public channels for Ryutaro Katayama include LinkedIn. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.

### When did Ryutaro Katayama last invest?

The most recent investment recorded for Ryutaro Katayama closed in Mar 2019. Shizune tracks 1 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

### Is Shizune's investor data accurate?

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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