# Aikawa Shintaro

> Aikawa Shintaro is a seed investor at Gree (Tokyo) backing Information Technology and Finance. See 15 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Gree](https://shizune.co/investors/profile/gree)
- Location: Tokyo, Japan
- Total investments: 15
- Last investment: Oct 2025
- Lead investor: 20%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/shintaroaikawa/
- X (Twitter): https://twitter.com/shintaroaikawa
- Website: https://gree.vc/
- Facebook: https://www.facebook.com/shintaro.aikawa/

Aikawa Shintaro is a seed investor at Gree in Tokyo focused on Information Technology and Finance. Shintaro Aikawa is the Chief Executive Officer at GREE Ventures, Inc.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Information Technology | 4 | 27% |
| Finance | 2 | 13% |
| Logistics | 2 | 13% |
| Consulting | 2 | 13% |
| Financial Services | 2 | 13% |

32 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 8 | 53% |
| Series A | 2 | 13% |
| Venture - Series Unknown | 2 | 13% |
| Funding Round | 1 | 7% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Japan | 10 | 67% |
| Singapore | 1 | 7% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Univearth | Univearth is a tech company that specializes in developing a logistics digital transformation platform to modernize the logistics industry. | $2.4M | Seed | Oct 02, 2025 |  |
| Umee Technologies | Umee Technologies is an IT firm that offers full-stack development, conversational AI, and psychological analysis engine services. | $2M | Series A | Mar 12, 2025 |  |
| Infobox | Infobox is a sales data platform that includes every detail from market research to creating a list of companies and contacting decision-makers. | $10.6M | Series A | Jan 21, 2025 |  |
| 81RAVENS | 81RAVENS is a IT company that develops computer games and also esports platform organizing competitions. | $4.5M | Seed | Oct 30, 2024 |  |
| Smartround | Smartround is a specialized finance management platform for startups and their investors. For start-ups, for entrepreneurs who are not familiar with finance, simply enter the necessary information according to the guide, prepare appropriate financing round, and prepare a function that can simulate and execute a capital increase. Support informationsharing and communication with shareholders even after the capital increase. |  | Venture - Series Unknown | Sep 04, 2024 |  |
| Suit Up | Suitup is a project and task management solution that teams can readily utilize regularly. With spreadsheet-like processes, it make teamwork evident and prevents tasks from being neglected or deadlines from being missed. | $1.2M | Seed | Jul 01, 2024 |  |
| Shinsekai Technologies | SHINSEKAI Technologies focuses on supporting companies, enabling them to advance their services to Web3 and NFT technologies. | $1.3M | Seed | Mar 28, 2024 |  |
| Infobox | Infobox is a sales data platform that includes every detail from market research to creating a list of companies and contacting decision-makers. | $4.4M | Seed | Feb 14, 2024 |  |
| Trailblaze Asset Management | Trailblaze Asset Management provides lawsuit and arbitration financing using public data. | $602.4K | Seed | Feb 12, 2024 |  |
| Kickflow | kickflow provides a cloud-based workflow service. |  | Seed | Oct 26, 2023 |  |

10 of 15 investments shown.

## Co-investors
- [Mint](https://shizune.co/investors/profile/mint-495d) — VC Fund, 4 deals together
- [Mitsubishi UFJ Capital](https://shizune.co/investors/profile/mitsubishi-ufj-capital) — VC Fund, 4 deals together
- [Headline Asia (formerly Infinity Ventures)](https://shizune.co/investors/profile/infinity) — VC Fund, 3 deals together
- [ANRI](https://shizune.co/investors/profile/anri) — VC Fund, 2 deals together
- [SMBC Venture Capital](https://shizune.co/investors/profile/smbc-venture-capital) — VC Fund, 2 deals together
- [XTech Ventures](https://shizune.co/investors/profile/xtech-ventures) — VC Fund, 2 deals together

## About Gree

VC Fund · Tokyo, Japan

Gree is a Japanese internet media company that provides mobile social networking, and mobile technology services for its users. Gree shares development and operational expertise across all its studios as Gree always works to create new game models for its customers.

5 contacts available at Gree.

| Name | Title | Profile |
| --- | --- | --- |
| Aikawa Shintaro | Executive officer | https://shizune.co/investors/profile/aikawa-shintaro |
| Andy Keidel | VP, Engineering | https://shizune.co/investors/profile/andy-keidel |
| Isaka Tomoyuki | Executive officer | https://shizune.co/investors/profile/isaka-tomoyuki |
| Masada Matsuda | Executive officer | https://shizune.co/investors/profile/masada-matsuda |
| Masahiro Seyama | Corporate Auditor | https://shizune.co/investors/profile/masahiro-seyama |

## Similar investors

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [Right Side Capital Management](https://shizune.co/investors/profile/right-side-capital-management) — VC Fund

## FAQ

### What does Aikawa Shintaro invest in?

Aikawa Shintaro invests primarily in Information Technology, Finance and Logistics startups, most often at Seed and Series A stage. Most of the 15 investments tracked by Shizune back companies in Japan. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Aikawa Shintaro last invest?

The most recent investment recorded for Aikawa Shintaro closed in Oct 2025. Shizune tracks 15 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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