# Itaru Tanimura

> Itaru Tanimura is a startup investor at M3.com. See 0 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [M3.com](https://shizune.co/investors/profile/m3-com)
- Last updated: Aug 2026

Itaru Tanimura is a startup investor at M3.com. Itaru is founder of M3.com.

## About M3.com

VC Fund · Tokyo, Japan

M3.com is a Tokyo-based company, providing medical-related services through the use of the internet. The company was founded with the goal of changing the world of medicine through full use of the power of the internet.M3.com represents the three Ms of medicine, media, and metamorphosis. The company provides its users with the latest medicalinformation and also serves as a source of information for health care workers. It is currently being used by more than 200,000 physicians, including more than 100,000 pharmacists, and trusted by more than 700,000 health care professionals.M3.com was established in 2000 with Sony Communications Network Corporation, a supplier of network-related services, as the largest stockholder. The company was founded in 2003.

2 contacts available at M3.com.

| Name | Title | Profile |
| --- | --- | --- |
| Itaru Tanimura | Founder | https://shizune.co/investors/profile/itaru-tanimura-d592 |
| Paul J. Rice | Chief Operating Officer | https://shizune.co/investors/profile/paul-j-rice |

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