# Shimada Tatsuro

> Shimada Tatsuro is a seed investor backing Software and Artificial Intelligence. See 5 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Total investments: 5
- Last investment: Jun 2025
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/tatsuro-shimada

Shimada Tatsuro is a seed investor focused on Software and Artificial Intelligence. Shimada Tatsuro

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $320k–$6.4M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 3 | 60% |
| Artificial Intelligence | 3 | 60% |
| Sales | 1 | 20% |
| Finance | 1 | 20% |
| Marketing | 1 | 20% |

8 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 3 | 60% |
| Angel | 1 | 20% |
| Venture - Series Unknown | 1 | 20% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Japan | 4 | 80% |
| Finland | 1 | 20% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| OPERA TECH | OPERA Lead is a sales-focused AI web chatbot service from Opera Technology that turns websites into 24/7 "exhibit booths" for lead generation.It deploys AI sales assistants on existing sites (via simple tag embedding, no redesign needed) to engage the 99% of visitors who don't convert via inbound methods alone. Key capabilitiesinclude direct booking of meetings, guiding users to whitepapers/webinars, and targeted lead qualification for efficient deal progression. | $625.9K | Angel | Jun 01, 2025 |  |
| Ai-Dounyu.com | Ai-Dounyu.com is a platform that helps organizations looking to integrate AI choose their ideal AI implementation partner for free. | $319.6K | Seed | Jan 22, 2025 |  |
| Fuku | fuku specializes in software development and sales services. | $428K | Seed | Oct 14, 2020 |  |
| Crediation | Crediation is a digital finance provider that provides small and medium-sized businesses with complete access to financial services to build their enterprises by providing seamless mobile lending experiences. is a stock finance facility focused on helping business owners receive the capital they need to refill their enterprises through convenient,inexpensive, and sustainable loans. |  | Venture - Series Unknown | Jun 25, 2020 |  |
| Attractive.ai | Attractive.ai analyse user experience by machine, and with a model that can scale to cover the whole of the web. | $1M | Seed | Jun 08, 2020 |  |

5 of 5 investments shown.

## Co-investors
- [Deepcore](https://shizune.co/investors/profile/deepcore) — VC Fund, 1 deal together
- [Primal Capital](https://shizune.co/investors/profile/primal-capital-2) — VC Fund, 1 deal together
- [SBI Investment](https://shizune.co/investors/profile/sbi-investment-2) — VC Fund, 1 deal together
- [Superhero Capital](https://shizune.co/investors/profile/superhero-cap) — VC Fund, 1 deal together
- [X Capital](https://shizune.co/investors/profile/x-capital) — VC Fund, 1 deal together

## Similar investors

### Similar industry
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### Similar stage
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- [Right Side Capital Management](https://shizune.co/investors/profile/right-side-capital-management) — VC Fund

### Similar country
- [Business Finland](https://shizune.co/investors/profile/tekes) — VC Fund
- [Lifeline Ventures](https://shizune.co/investors/profile/lifeline-ventures) — VC Fund
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## Featured in investor lists
- [Artificial intelligence Angel Investors in Japan](https://shizune.co/investors/artificial-intelligence-angel-investors-japan)
- [Artificial intelligence Angel Investors in Finland](https://shizune.co/investors/artificial-intelligence-angel-investors-finland)

## FAQ

### What does Shimada Tatsuro invest in?

Shimada Tatsuro invests primarily in Software, Artificial Intelligence and Sales startups, most often at Seed and Angel stage. Most of the 5 investments tracked by Shizune back companies in Japan. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Shimada Tatsuro's check size?

Shimada Tatsuro typically joins rounds of $320k–$6.4M at Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Shimada Tatsuro participates in.

### When did Shimada Tatsuro last invest?

The most recent investment recorded for Shimada Tatsuro closed in Jun 2025. Shizune tracks 5 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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