Sumisho Venture Partners
VC Fund
Tokyo, Japan
Sumisho Venture Partners is a corporate venture capital firm that invests in startups.
- Total investments:
- 21
- Last investment:
- Lead investor:
- 19%
Last updated:
For AI agents: llms.txt
Industries Sumisho Venture Partners invests in
Stages Sumisho Venture Partners invests in
Countries Sumisho Venture Partners invests in
Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Investment Focus
Industry
- Financial Services 3 (14%)
- Business Development 3 (14%)
- Information Technology 3 (14%)
- Internet 2 (10%)
- Robotics 2 (10%)
Stage
- Series A 5 (24%)
- Series B 5 (24%)
- Seed 2 (10%)
- Series C 2 (10%)
- Series D 2 (10%)
Team
| Name | Title | Investments | Links | |
|---|---|---|---|---|
Hidehiro Yamaki
Representative Director, President & Chief Executive Officer
|
Representative Director, President & Chief Executive Officer | Total investments: 13 | Find email |
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Equitas Medical Co.
|
Equitas Medical provides management support for clinics, including operational improvement, strategic planning, recruitment, digital transformation, and back-office administration. It supports business succession for clinic owners by providing transition options intended to maintain patient and staff continuity. The company also promotes healthcaredigital transformation through AI, cloud services, remote-care tools, hospital real-world data use, and medical department digitalization. Its services are intended for healthcare professionals, clinic owners, and healthcare organizations. | $383.4K / Seed / Aug 03, 2026 | |
JIZAIE
|
JIZAIE is an artificial intelligence firm that wants to combine VR, robots, and wearable computing to create solution. | $2.5M / Venture - Series Unknown / Jul 07, 2026 | |
KUZEN
|
KUZEN provides enterprise-grade chatbot technologies, especially the bot framework and NLP, via a visual UI without coding. The company is utilizing technology to develop a system that broadens the scope of dialogue. They use technology to provide their customers with next-generation standard procedures that broaden the possibilities ofconversation, resulting in unprecedented business practices. | Secondary Market / Jul 07, 2026 | |
|
KUZEN
|
KUZEN provides enterprise-grade chatbot technologies, especially the bot framework and NLP, via a visual UI without coding. The company is utilizing technology to develop a system that broadens the scope of dialogue. They use technology to provide their customers with next-generation standard procedures that broaden the possibilities ofconversation, resulting in unprecedented business practices. | $10.1M / Series B / Jul 07, 2026 | |
Atom
|
Atom is a humanoid robot built platform. Its bipedal, dual-armed robots are designed not just as industrial tools but as collaborators that expand human capability. By combining advanced Physical AI—environmental perception, judgment, and action planning—with robust robotic hardware, Atom is creating adaptive agents capable of working acrossdiverse settings to augment or, where appropriate, replace human labor. The company positions these robots as a next step in societal evolution: a new class of machines that learn and behave in human-like ways to advance productivity, safety, and quality of life. | $18.8M / Seed / May 27, 2026 | |
Secondz Digital
|
Secondz Digital is a company that helps businesses transform using generative AI agents. | $1.9M / Series A / May 20, 2026 | |
Forest
|
Forest Co., Ltd. operates as an e-commerce aggregator, seeks to identify sustainable, high-quality products and brands that embrace the spirit of Japan and help them grow and enter the global market by using the power of technology. | $27.3M / Series B / Oct 06, 2025 | |
Rocket Link Technology
|
Rocket Link Technology is a product development company that specializes in designing LTP rockets for space travel. | $4.1M / Series B / Jul 11, 2025 | |
|
Forest
|
Forest Co., Ltd. operates as an e-commerce aggregator, seeks to identify sustainable, high-quality products and brands that embrace the spirit of Japan and help them grow and enter the global market by using the power of technology. | $13.3M / Series B / Jun 04, 2025 | |
MUSVI
|
MUSVI is an informartion technology company that provides spatial connectivity solutions, and community platform services. | Series A / Apr 17, 2025 | |
| See all 21 investments → | |||
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FAQ
What does Sumisho Venture Partners invest in?
Sumisho Venture Partners invests primarily in Financial Services, Business Development and Information Technology startups, most often at Series A and Series B stage. Most of the 21 investments tracked by Shizune back companies in Japan. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact Sumisho Venture Partners?
Public channels for Sumisho Venture Partners 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 Sumisho Venture Partners?
The team at Sumisho Venture Partners includes Hidehiro Yamaki (Representative Director, President & Chief Executive Officer). 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 Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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