# D3 LLC

D3 LLC is a Private Equity based in Tokyo, Japan.

## Overview

- **Organization type:** Private Equity
- **Headquarters:** Tokyo, Japan
- **Region:** Asia
- **Address:** Tokyo, Japan
- **Assets under management:** Undisclosed
- **Website:** www.d3growth.com

## Regulatory record

- **Reports private funds:** No

## About

D3 LLC runs the D3 Bio Healthcare Fund, a venture capital vehicle focused on early-stage biotech and digital healthcare start-ups whose technology and ideas may contribute to global health issues. The firm also provides management advisory on growth strategy, new business development, and innovation, as well as investment advisory covering private equity buyouts and growth capital.

## Sectors

- Enterprise Software
- AI/ML
- FinTech
- Digital Health

## People

- Tomoya Nagata — M.S. R.Ph., Managing Partner, CEO
- Kenji Watatani — Ph.D., Partner, COO
- Yasuaki Hasebe — M.D., Venture Partner

## Related profiles

- [D3 Jubilee Partners](https://altss.com/profile/d3-jubilee-partners)
- [D3 VC](https://altss.com/profile/d3-vc)

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Last updated: 2026-08-11T15:06:35.052Z

Canonical page: https://altss.com/profile/d3-llc

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