About X&
X& is a venture capital firm founded in 2023. It is primarily based out of Los Angeles, United States. As of Jan 2025, X& has invested in 4 companies. It primarily invests in Series A round in Japan based startups. Its investments are spread across a wide range of sectors from High Tech to Enterprise Applications and Life Sciences. Most recently it participated in the $***** Series A round of Infobox A lot of funds co-invest with X&, with names like Bonds Investment Group sharing a substantial percentage of its portfolio. X& has team of 2 people including 2 partners.Key Metrics
X&'s List of All Investments
X& has a portfolio of 4 companies. Their most notable investments are in Infobox and Newmo.Their portfolio spans across and Japan. They have invested in High Tech, Enterprise Applications, Life Sciences and 3 other sectors, across stages such as Series A, Seed and 1 more. Here is the list of all investments by X&:1. Turing
Generative AI-based automated driving. The platforms technology provides end cars perform driving operations to end driving instructions directly from camera images. It leverages sensors or precision maps to provide instructions.
Key facts about Turing
2. Craif
Developer of a device for cancer detection. The company has developed a novel device that is used to collect and separate the microRNA secreted from cancer cells present in the urine. The device uses a combination of zinc oxide nanostructures and microflow channel technologies for the process and early cancer detection.
Key facts about Craif
- Founded Year: 2018
- Location: Tokyo (Japan)
- Stage: Series D
- Total Funding till date: $89.2M
- Employee Count: 55 as on Aug 31, 2026
- Investors: Mori Trust, JFC and 27 Others
- Latest Funding Round: Series D, Aug 18, 2026, $*****
- Highlight: Editors' Pick

3. Newmo
Key facts about Newmo
- Founded Year: 2024
- Location: Minato (Japan)
- Stage: Series A
- Total Funding till date: $139M
- Employee Count: 50 as on Jun 30, 2026
- Investors: DCM Ventures, MUFG and 39 Others
- Latest Funding Round: Series A, Jul 02, 2025, $*****
4. Infobox
SaaS based data analysis tool for sales team. The tool allows for hypothesis testing and analysis of past order lists and data on the infobox platform. It enables users to contact decision makers, compile a list of businesses, and perform market research.
Key facts about Infobox
- Founded Year: 2018
- Location: Chiyoda-ku (Japan)
- Stage: Series A
- Total Funding till date: $15M
- Employee Count: 2 as on Aug 31, 2026
- Investors: Dentsu Ventures, Sumitomo Mitsui Banking Corporation and 12 Others
- Latest Funding Round: Series A, Jan 21, 2025, $*****
- Highlight: Editors' Pick
X&'s Year-on-Year Investment Trends
In 2025, it made 1 investment. Its most recent first time investment was in Infobox.X&'s Investments by Stage
X& has made 2 investments in Series A stage with an average round size of $25.8M, 1 investment in Seed stage with an average round size of $9.32M and 1 investment in Series C stage with an average round size of $6.39M.Stage of entry | No. of Investments |
|---|---|
Series A | 2 |
Seed | 1 |
Series C | 1 |
Note: We have considered here, only first round of investments
X&'s Investments by Sector
X& has a diverse portfolio, with companies operating in the Enterprise Applications, High Tech, Artificial Intelligence - Industry Applications, Auto Tech and Life Sciences. Notably, it has invested in 3 Enterprise (B2B) companies, 3 Tech companies, 2 Software companies and at least 1 company focusing on AI-Native.Sector | No. of Investments |
|---|---|
Enterprise Applications | 2 |
High Tech | 2 |
Artificial Intelligence - Industry Applications | 1 |
Auto Tech | 1 |
Life Sciences | 1 |
Others | 2 |
Note: We have considered here, only first round of investments
X&'s Investments by Geography
X& has made most investments in Japan (4).X&'s recent investments
X& has not made any investment in 2026 so far.Here are the most recent investments by X&:
Date | Company | Location | Round Details | Round Amount | Co-Investors |
|---|---|---|---|---|---|
Jan 21, 2025 | Japan | Series A | 3114 | [+8] | |
Dec 23, 2024 | Japan | Series C | 9576 | - | |
Oct 31, 2024 | Japan | Series A | 7539 | [+25] | |
Jul 01, 2024 | Japan | Seed | 1410 |
Team profile of X&
X& has a team of 2 members including 2 Partners located in Japan and United States. X&'s team does not sit on the board of any company as of now.Co-investors of X&
Over the past 2 years, 123 investors have co-invested in X&'s portfolio companies. This includes funds and angels.
- Invested before X&: ANRI, Global Brain and 29 others have invested in rounds before X&. There are 3 companies where ANRI has invested before X& and 3 companies where Global Brain has invested before X&.
- Top Co-investors of X&: 36 investors entered a company along with X&. These include investors like Bonds Investment Group (2 companies).
- Invested after X&: A total of 56 investors have invested in X&'s portfolio after their investments. Top Investors include Resona Group (2 companies), Joyo Bank (2 companies) and Japan Investment Corporation (1 company).
Recent News related to X&
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Early cancer detection startup Craif raises $22MBEAMSTART•Apr 27, 2025•Craif, X&, Unreasonable, TAUNS Laboratories and 2 others
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Mint Town Secures 700 Million Yen in Funding from X&KSK and OthersGameBiz•Mar 10, 2025•Mint Town, X&, Initial
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Infobox secures 1.65 billion yen in Series A fundingExcite Japan•Jan 21, 2025•Infobox, X&, XTech Ventures, GREE Ventures and 3 others
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Soccer star Keisuke Honda's startup fund raises $98m, partners with SBINihon Keizai Shimbun•Jan 03, 2025•X&, State Bank of India
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Taxi and ride-sharing service operator newmo Inc. raises JPY 6.3 billion in additional Series A fundingStartup Log•Oct 31, 2024•Newmo, ANRI, Axiom Asia, B Dash Ventures and 23 others
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Reiwa Travel secures Series A funding of approximately 4.8 billion yenBiglobe•Sep 09, 2024•Reiwa Travel, Sumitomo Mitsui Financial Group, Dawn Capital, 31VENTURES and 7 others
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