# Koseki

> Koseki is a VC fund backing Apps, Web3 and Gaming. See 1 investments, check sizes, portfolio. Updated Aug 2026.

- Type: VC Fund
- Total investments: 1
- Last investment: Feb 2026
- Lead investor: 0%
- Last updated: Aug 2026
- Website: https://ekkyoinc.jp/

Koseki is a VC fund focused on Apps and Web3. Koseki works in parallel on both the “value creation area” — including marketing, branding, positioning, and customer experience — and the “organizational development area,” focusing on internal alignment, leadership capability, culture building, and team effectiveness, ensuring that external value propositions are consistently supported andsustained by strong internal structures and people systems.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Apps | 1 | 100% |
| Web3 | 1 | 100% |
| Gaming | 1 | 100% |
| Wellness | 1 | 100% |
| Gamification | 1 | 100% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| HEAL-lll | HEAL-lll is a multifaceted firm that merges healthcare, technology, and gamification to promote individual and organizational well-being. |  | Series A | Feb 12, 2026 |  |

1 of 1 investments shown.

## Co-investors
- [Capital Medica Ventures](https://shizune.co/investors/profile/capital-medica-ventures) — VC Fund, 1 deal together
- [JP Life Next Fund](https://shizune.co/investors/profile/jp-life-next-fund) — VC Fund, 1 deal together
- [Monex Ventures](https://shizune.co/investors/profile/monex-ventures) — VC Fund, 1 deal together
- [Toranomon Impact Capital](https://shizune.co/investors/profile/toranomon-impact-capital) — VC Fund, 1 deal together

## 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
- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund

## FAQ

### What does Koseki invest in?

Koseki invests primarily in Apps, Web3 and Gaming 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.

### When did Koseki last invest?

The most recent investment recorded for Koseki closed in Feb 2026. 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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