# MRSO

> MRSO is a VC fund in Tokyo. See 1 investments, check sizes, portfolio and contact details. Updated Sep 2026.

- Type: VC Fund
- Location: Tokyo, Japan
- Total investments: 1
- Last investment: Aug 2026
- Lead investor: 0%
- Last updated: Sep 2026
- Website: http://www.mrso.co.jp/

MRSO is a Development and operation of a medical checkup / medical examination reservation portal site "MRSO (MARSO)" Development and operation of the WRS reservation service "MRS (MRS)" for medical facilities Medical examination operation management system.

## Contacts

5 contacts available for MRSO. Shizune tracks 7 team members at MRSO. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/mrso?utm_source=investor_profile

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Hiromichi Yamaguchi | Director | 0 | — |
| Horikoshi Mitsuko | Auditor | 0 | — |
| Katsuyuki Kawai | Executive Officer | 0 | — |
| Kazuki Morigami | Advisor | 0 | — |
| Kikuchi Hideki | Auditor | 0 | — |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| AI Dock | AI Dock focuses on the development and provision of "AI Dock," a preventive medical service utilizing whole-body scanning and AI technology | $1.6M | Seed | Aug 20, 2026 |  |

1 of 1 investments shown.

## Co-investors
- [Bio Engineering Capital](https://shizune.co/investors/profile/bio-engineering-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
- [Right Side Capital Management](https://shizune.co/investors/profile/right-side-capital-management) — VC Fund

## FAQ

### How do I contact MRSO?

Public channels for MRSO include the website linked on this profile. 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.

### Who are the partners at MRSO?

The team at MRSO includes Hiromichi Yamaguchi (Director), Horikoshi Mitsuko (Auditor) and Katsuyuki Kawai (Executive Officer), among 7 team members tracked by Shizune. The Team section lists each member with their title, investment count and links.

### 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 Sep 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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