Koichiro Yoshida
Founder & CEO @ CrowdWorks
San Francisco, United States
Koichiro Yoshida is a seed investor at CrowdWorks in San Francisco focused on Internet and Software. Koichiro Yoshida is the CEO and Founder of CrowdWorks. He has completed a management program from Harvard Business School.
- Total investments:
- 12
- Last investment:
- Lead investor:
- 17%
Last updated:
For AI agents: llms.txt
Industries Koichiro Yoshida invests in
Stages Koichiro Yoshida invests in
Countries Koichiro Yoshida invests in
Round sizes
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Round size
- Seed
- $218k–$1.6M
Investment Focus
Industry
- Internet 4 (33%)
- Software 4 (33%)
- Analytics 2 (17%)
- Recruiting 2 (17%)
- Human Resources 2 (17%)
Stage
- Seed 5 (42%)
- Pre-Seed 2 (17%)
- Funding Round 2 (17%)
- Venture - Series Unknown 2 (17%)
Country
- Japan 8 (67%)
- Hong Kong 1 (8%)
- United States 1 (8%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Nose ID is a mobile application designed to monitor and protect pet dogs in the vicinity. | Seed / Nov 05, 2025 | ||
| Kaymak is a recruitment platform that focuses on creating a recruitment website, planning a recruitment strategy, and managing candidates. | $460.7K / Venture - Series Unknown / May 21, 2024 | ||
| Mairu tech that enables traveling by private ambulance and welfare taxi more convenient. | $217.6K / Seed / Nov 13, 2023 | ||
| OPSION provides an office in a virtual setting to share different office experiences. Additionally, they offer a workplace communication platform that enables online conversations at any time. The company's contact modes are mail and physical address. | Pre-Seed / Oct 25, 2020 | ||
| Recipio is an receipt management platform specialized in providing digital receipt solution. Their innovative digital receipt solution and breakthrough receipt-scanning technology. | $1.6M / Seed / Sep 16, 2020 | ||
| Recipio is a service that can suggest recipes just by entering ingredients the user already has at home. The app can also refine suggestions based on the user's mood, the occasion, and how many people the user is eating with, and more. | $1.6M / Seed / Sep 16, 2020 | ||
| Attelu is a people analytics service that identifies, hires and retains active talent. | $455.5K / Seed / Feb 13, 2020 | ||
| Pretia is a Internet service planning, development and operation business. | $711.2K / Venture - Series Unknown / Oct 04, 2018 | ||
| Pretia confers the best internet services. | $11.5M / May 01, 2018 | ||
| Pretia is a Internet service planning, development and operation business. | $737.2K / Venture - Series Unknown / May 01, 2018 | ||
| See all 12 investments → | |||
Co-Investors
About CrowdWorks
CrowdWorks is one of the biggest crowdsourcing services and growing rapidly in Japan. Registered developers/designers can apply to more than 70 kinds of projects/tasks, from development of iPhone(iOS) and Android Apps, to website and logo designs.CrowdWorks is used by over 25,000 companies, including Japanese ministries andpublicly traded companies.They offer new work style to 130,000 users. CrowdWorks won IVS Launch Pad 2012 Spring.Trusted by Nikkei Business Publications Inc., CrowdWorks was selected as one of the influential 100 companies that will improve Japan in the next generation.The company was founded in 2011 and is based in Tokyo, Japan.
CrowdWorks Contacts
| Name | Phone | Socials | |
|---|---|---|---|
|
Koichiro Yoshida
Founder & CEO
|
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Narita Shuzo
Executive Vice President & COO
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Akira Yumiyama
CTO
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Hiroshi Mukai
Full-time Audit & Supervisory Board Member
|
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Mitsuhiro Kimura
Executive Officer
|
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FAQ
What does Koichiro Yoshida invest in?
Koichiro Yoshida invests primarily in Internet, Software and Analytics startups, most often at Seed and Pre-Seed stage. Most of the 12 investments tracked by Shizune back companies in Japan. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is Koichiro Yoshida's check size?
Koichiro Yoshida typically joins rounds of $218k–$1.6M at Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Koichiro Yoshida participates in.
How do I contact Koichiro Yoshida?
Public channels for Koichiro Yoshida include LinkedIn, X (Twitter) and AngelList. 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.
When did Koichiro Yoshida last invest?
The most recent investment recorded for Koichiro Yoshida closed in Nov 2025. Shizune tracks 12 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 Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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