# Sumiya Einosuke

> Sumiya Einosuke is a Series A investor backing Media and Entertainment. See 2 investments, round sizes, portfolio and contact details. Updated Aug 2026.

- Type: Angel Investor
- Total investments: 2
- Last investment: Nov 2021
- Lead investor: 0%
- Last updated: Aug 2026

Sumiya Einosuke is a Series A investor focused on Media and Entertainment and Education. Sumiya Einosuke

## Contacts

5 contacts available for Sumiya Einosuke: 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/sumiya-einosuke?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Media and Entertainment | 2 | 100% |
| Education | 1 | 50% |
| Logistics | 1 | 50% |
| Advertising | 1 | 50% |
| IT Management | 1 | 50% |

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series A | 1 | 50% |
| Venture - Series Unknown | 1 | 50% |

## Investments

| Company | Description | Round size | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| TRUNK | TRUNK is a provider of Information service industry,advertising agency business and design business. |  | Venture - Series Unknown | Nov 20, 2021 |  |
| TRUNK | TRUNK provides offline training for engineers, designers, salespeople, and marketers.They also help to create a resume and can use the profile. They provide a platform where students can find a job through internships and training. |  | Series A | Nov 19, 2020 |  |

2 of 2 investments shown.

## Co-investors
- [Seibu Shinkin Capital](https://shizune.co/investors/profile/seibu-shinkin-capital) — VC Fund, 2 deals together
- [Tokyu Fudosan](https://shizune.co/investors/profile/tokyu-fudosan) — VC Fund, 2 deals together

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## Featured in investor lists
- [EdTech Angel Investors in Japan](https://shizune.co/investors/edtech-angel-investors-japan)
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## FAQ

### What does Sumiya Einosuke invest in?

Sumiya Einosuke invests primarily in Media and Entertainment, Education and Logistics startups, most often at Series A and Venture - Series Unknown stage. Most of the 2 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 Sumiya Einosuke?

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 Sumiya Einosuke last invest?

The most recent investment recorded for Sumiya Einosuke closed in Nov 2021. Shizune tracks 2 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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