# Jun Oi

> Jun Oi is a Series A investor at DeNA backing FinTech, InsurTech and Insurance. See 1 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [DeNA](https://shizune.co/investors/profile/dena)
- Total investments: 1
- Last investment: Dec 2019
- Lead investor: 0%
- Last updated: Aug 2026

Jun Oi is a Series A investor at DeNA focused on FinTech and InsurTech. Jun Oi - Executive Officer, Head of Business Planning Division @ DeNA

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| FinTech | 1 | 100% |
| InsurTech | 1 | 100% |
| Insurance | 1 | 100% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Justincase | justInCase, Inc. is the first pure InsurTech insurance company started its business in July 2018 in Japan. justInCase was founded by experienced actuaries and data scientists. justInCase provides AI based smartphone insurance, API based accident insurance, P2P insurance, COVID-19 insurance, as well as AI based healthtech insurance. | $141.7M | Series A | Dec 09, 2019 |  |

1 of 1 investments shown.

## Co-investors
- [Coral Capital](https://shizune.co/investors/profile/coral-capital) — VC Fund, 1 deal together
- [Global Brain Corporation](https://shizune.co/investors/profile/global-brain-corporation) — VC Fund, 1 deal together
- [Globis Capital Partners](https://shizune.co/investors/profile/globis-capital-partners) — VC Fund, 1 deal together
- [ITOCHU Corporation](https://shizune.co/investors/profile/itochu-corporation) — VC Fund, 1 deal together
- [LINE Ventures](https://shizune.co/investors/profile/line-ventures) — VC Fund, 1 deal together
- [SBI Investment](https://shizune.co/investors/profile/sbi-investment-2) — VC Fund, 1 deal together

## About DeNA

VC Fund · Tokyo, Japan

DeNA provides a social game platform, social games, e-commerce, and other Web services for mobile devices and PCs. Its current flagship business is its mobile social games platform Mobage which offers first, second, and third-party games on multiple localized player networks worldwide.

5 contacts available at DeNA.

| Name | Title | Profile |
| --- | --- | --- |
| Jun Oi | Executive Officer, Head of Business Planning Division | https://shizune.co/investors/profile/oi-jun |
| Shogo Kawada | Adviser | https://shizune.co/investors/profile/shogo-kawada |
| Tomoko Namba | Executive Chairman | https://shizune.co/investors/profile/tomoko-namba |
| Tomoya Ogawa | Executive Officer, SVP | https://shizune.co/investors/profile/tomoya-ogawa |
| Isao Moriyasu | President / CEO | https://shizune.co/investors/profile/isao-moriyasu |

## 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 Jun Oi invest in?

Jun Oi invests primarily in FinTech, InsurTech and Insurance 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 Jun Oi last invest?

The most recent investment recorded for Jun Oi closed in Dec 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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