HiJoJo Partners
VC Fund
Tokyo, Japan
HiJoJo Partners is a VC fund in Tokyo focused on FinTech and Finance. HiJoJo Partners sells "funds incorporating high-quality middle and late-stage private companies in Japan and overseas, including unicorn companies," to domestic investors.
- Total investments:
- 5
- Last investment:
- Lead investor:
- 0%
Last updated:
For AI agents: llms.txt
Industries HiJoJo Partners invests in
Stages HiJoJo Partners invests in
Countries HiJoJo Partners invests in
Contacts
| Name | Phone | Socials | |
|---|---|---|---|
Brett Mock
|
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Spyridon Mentzas
|
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Investment Focus
Industry
- FinTech 2 (40%)
- Finance 2 (40%)
- Financial Services 2 (40%)
- Mobile 1 (20%)
- Medical 1 (20%)
Stage
- Series C 2 (40%)
- Series B 1 (20%)
- Series F 1 (20%)
- Venture - Series Unknown 1 (20%)
Country
- Japan 2 (40%)
- United States 2 (40%)
- United Kingdom 1 (20%)
Team
| Name | Title | Investments | Links | |
|---|---|---|---|---|
|
Brett Mock
Chief Executive Officer
|
Chief Executive Officer | Total investments: 0 | Find email | |
|
Spyridon Mentzas
Founder and CEO; Representative Director and Co-President; Founder and Co-CEO
|
Founder and CEO; Representative Director and Co-President; Founder and Co-CEO | Total investments: 0 | Find email |
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Nasdaq Private Market
|
Nasdaq Private Market (NPM) provides a secondary market trading venue and tech platform for private companies/issuers, employees and other shareholders, banks, broker-dealers, as well as prospective investors of private company stock. Since inception, NPM has facilitated more than $44 billion in transactional volume and has executed more than600 company-sponsored programs on behalf of private companies. More than 160,000 market participants have unlocked liquidity through an NPM program. NPM offers private companies and investors various liquidity solutions including tender offers, auctions, company marketplaces, and block trades. In 2021, NPM spun-off of Nasdaq to become its own, independent company receiving strategic investments from Nasdaq, Silicon Valley Bank (SVB), Citi, Goldman Sachs, Morgan Stanley, and later Allen and Co. Today’s reality is that companies are choosing to stay private for longer. This is the new market standard. With leadership and expertise in the market, NPM’s vision is to further expand the liquidity landscape. | $37.6M / Series C / Jan 16, 2026 | |
Gojo & Company
|
Gojo was founded to extend financial inclusion to everyone in the world beginning with the developing countries. Gojo encourages the formalization and growth of micro, small, and medium-sized enterprises. Its long-term goal is to enable the provision of high-quality affordable financial services for 100+ million unserved and underserved people in50+ countries by 2030. Five and half years since their establishment, they work in Cambodia, Myanmar, Sri Lanka, and India with 3,400+ employees, serving more than 570,000 women who are also mothers. | $115.3M / Series F / Oct 24, 2024 | |
Oxford Quantum Circuits
|
Oxford Quantum Circuits developing technology using the power of quantum to do things which have never been achieved before, from enabling life-changing drug discoveries to developing new battery technologies. | $1M / Venture - Series Unknown / Feb 03, 2023 | |
Mojo Vision
|
Mojo Vision is a developer of augmented reality products and platforms intended to invent the future of computing. The company has developed a smart contact lens with a built-in display that gives timely information without interrupting the focus and delivers immediate, powerful, and relevant information without the intrusions of today'smobile devices, enabling users to connect with others at a glance, anytime, anywhere handsfree.Mojo Vision was founded in 2015 and headquartered in Saratoga, California. | $45M / Series B / Jan 04, 2022 | |
Ispace Technologies
|
Ispace Technologies is a space resource exploration company founded in 2013 to develop micro-robots that will locate the resources necessary to extend human life into outer space. Their main focus is to locate, extract, and deliver lunar ice to customers in cis-lunar space.Ispace manages the technological and business development operations ofTeam HAKUTO in the Google Lunar XPRIZE Competition. Team Hakuto is a front runner in the $30M competition to land a privately funded robot on the Moon and was one of only three teams to win a $500,000 Milestone Prize in mobility.Ispace utilizes 3D printed and commercially off the shelf products (COTS) for rapid prototyping while maximizing structural mass efficiency and shortening the developmental life cycle. Their micro-robots are able to explore larger areas of the Moon faster, at a fraction of the cost of large robots. | $46M / Series C / Aug 04, 2021 |
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FAQ
What does HiJoJo Partners invest in?
HiJoJo Partners invests primarily in FinTech, Finance and Financial Services startups, most often at Series C and Series B stage. Most of the 5 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 HiJoJo Partners?
Public channels for HiJoJo Partners include LinkedIn, X (Twitter) and 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 HiJoJo Partners?
The team at HiJoJo Partners includes Brett Mock (Chief Executive Officer) and Spyridon Mentzas (Founder and CEO; Representative Director and Co-President; Founder and Co-CEO). 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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