Toshi Yamamoto
Angel Investor
Sunnyvale, United States
Toshi Yamamoto is an entrepreneur based in Silicon Valley as CEO of ChatWork Japan and US.In 2000, Toshi bootstrapped a business of web marketing and software sales, and made it profitable for the past 12 years.In 2012, Toshi decided to drive all the resources to focus on its own service, ChatWork, set up a US office and moved to SiliconValley. Toshi changed the company name from EC studio to ChatWork at that time.Toshi has also written three books that have been ranked as #1 of all books on Amazon.co.jp.
- Total investments:
- 1
- Last investment:
- Lead investor:
- 0%
Last updated:
For AI agents: llms.txt
Industries Toshi Yamamoto invests in
Stages Toshi Yamamoto invests in
Countries Toshi Yamamoto invests in
Investment Focus
Industry
- Apps 1 (100%)
- Beauty 1 (100%)
- Health Care 1 (100%)
- Artificial Intelligence 1 (100%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Emol
|
emol is an application that records emotions and talks with AI robots.emol provide personalized mental and productivity training based on mental data to promote employee well-being and increase employee engagement. | $2.8M / Seed / Dec 02, 2019 |
Co-Investors
Access 48,091 investors
822 industries, 177 countries. Updated daily. Emails and phones included.
Browse database — It's Free!
Find investors for your startup
Search 48,091 investors by industry and country. Emails and phones included.
Similar Investors
Similar industry
Featured in Investor Lists
Recommended lists
FAQ
What does Toshi Yamamoto invest in?
Toshi Yamamoto invests primarily in Apps, Beauty and Health Care startups, most often at Seed 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 Toshi Yamamoto last invest?
The most recent investment recorded for Toshi Yamamoto 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.
Contact your first 100 investors today
Find who invests in your industry, stage, and country. Download investor list with emails in 5 minutes.
Find investors — It's Free!
Continue with Google
Continue with LinkedIn
