# Leave a Nest

> Leave a Nest is a VC fund backing Artificial Intelligence and Software. See 40 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: Shinjuku, Japan
- Total investments: 40
- Last investment: Sep 2025
- Lead investor: 13%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/leave-a-nest-co./
- X (Twitter): https://www.twitter.com/leaveanest
- Website: https://global.lne.st
- Facebook: https://www.facebook.com/leaveanest

Leave a Nest is a group of researchers. It was founded by 15 graduate students in the field of science and engineering in 2001 and continues to this day. Each and every one of us sets forth their own Questions and works together with various researchers and companies that support the Passion to achieve Advancing Science and Technology for GlobalHappiness.

## Contacts

5 contacts available for Leave a Nest. Shizune tracks 2 team members at Leave a Nest. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/leave-a-nest-co-ltd?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $276k–$14M |
| Corporate Round | $7.1M–$35M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Artificial Intelligence | 8 | 20% |
| Software | 7 | 18% |
| Health Care | 6 | 15% |
| Food and Beverage | 5 | 13% |
| Information Technology | 5 | 13% |

63 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 17 | 43% |
| Corporate Round | 7 | 18% |
| Funding Round | 5 | 13% |
| Series B | 4 | 10% |
| Series A | 3 | 8% |

7 stages tracked in total.

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Japan | 21 | 53% |
| Singapore | 6 | 15% |
| Malaysia | 2 | 5% |
| Thailand | 1 | 3% |
| Philippines | 1 | 3% |

7 countries tracked in total.

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Shuichiro Takahashi | Representative Director and COO | 0 | https://shizune.co/investors/profile/shuichiro-takahashi |
| Yukihiro Maru | Representative Director Group CEO | 9 | https://shizune.co/investors/profile/yukihiro-maru |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Tenchijin | Tenchijin is optimiz human civilization using space big data. | $4.7M | Series B | Sep 02, 2025 |  |
| MUU | Animal-free dairy products that taste and function identically to the real thing. Milk proteins, which give dairy products their distinct properties and flavors, are the secret sauce and we can produce them without using a single cow by using precision fermentation with our special microbes. |  | Seed | May 14, 2025 |  |
| Terra Labo | Terra Labo conducts research and development on long-range unmanned aerial vehicles. |  | Series B | Dec 16, 2024 |  |
| FiberCraze | FiberCraze is a manufacturing company that specializes in the development and sales of thread materials. | $276.1K | Seed | Aug 10, 2023 |  |
| Innoqua | Innoqua is a startup focused on environmental conservation that replicates the natural ecosystems of oceans and other water bodies on land through the use of aquariums. The company integrates its distinctive Environmental Transport Technology with corporate resources and technologies to participate in research and development aimed at enhancing thelocal environment. |  | Seed | Jul 22, 2023 |  |
| Wela School Systems | Wela School System. An end-to-end school system (software) where studentsand , parents can view their grades, announcements and , billing statement thru a mobile app. Our solution takes care of the manual processes of our partner schools, as we automate these processes so that the school ultimately focuses on what is importantdeliveringer qualityeducation. Currently, Wela is serving 190+ schools nationwide and abroad. | $250K | Non-equity Assistance | Dec 08, 2022 |  |
| Robopreneur | Robopreneur Sdn Bhd (Robopreneur) is a pioneer and market leader in service robotics technology and solutions in Malaysia. Robopreneur has been involved in modernizing businesses and accelerating digital lifestyles in the country.Robopreneur is an award-winning robotics company providing service robotics products and solutions for professionaland domestic use. Established in 2015 as a start-up company of UiTM developing humanoid robot applications for Autism children, Robopreneur is now expanding as the leader in the service robotics business in Malaysia. The company's vision is to provide innovative solutions through service robotics that empower human capabilities and propel the economy forward. We aim to be the most prominent and profitable robotics company with the aim to empower the capabilities of service robots for use in every facet of society and to become the market leader for service robotics in Malaysia and the ASEAN region. | $220.5K | Seed | Sep 15, 2022 |  |
| Crown Digital | Crown Digital Harnesses the Power of Robotics and AI for the New Retail. From a traditional café operator to a technology company, Crown Digital innovated when high rental, labour shortage and the Covid-19 pandemic forced businesses to rethink business models. | $3.7M | Seed | Apr 20, 2022 |  |
| ARK | ARK specializes in the research, development, and manufacturing of land-based aquaculture equipment for sustainable fish farming. |  | Seed | Feb 16, 2022 |  |
| uFraction8 | uFraction8 provides scalable bioprocessing technology enabling biomass filtration, separation and dewatering, used with wide range of microbes like micro algae, yeast and bacteria, sorting biomass from culture medium with no harm and no flocculants unlike centrifuges, filters and membranes. | $3.4M | Seed | Jan 24, 2022 |  |

10 of 40 investments shown.

## Co-investors
- [UntroD Capital](https://shizune.co/investors/profile/real-tech-holdings) — VC Fund, 8 deals together
- [Real Tech Japan](https://shizune.co/investors/profile/real-tech-fund) — VC Fund, 6 deals together
- [144 Ventures](https://shizune.co/investors/profile/glocalink-singapore) — VC Fund, 3 deals together
- [Seeds Capital](https://shizune.co/investors/profile/seeds-capital) — VC Fund, 3 deals together
- [BP de Silva Group](https://shizune.co/investors/profile/bp-de-silva-group) — VC Fund, 2 deals together
- [DG VENTURES](https://shizune.co/investors/profile/dg-incubation) — VC Fund, 2 deals together

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## FAQ

### What does Leave a Nest invest in?

Leave a Nest invests primarily in Artificial Intelligence, Software and Health Care startups, most often at Seed and Corporate Round stage. Most of the 40 investments tracked by Shizune back companies in Japan. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Leave a Nest's check size?

Leave a Nest typically joins rounds of $276k–$14M at Seed and $7.1M–$35M at Corporate Round. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Leave a Nest participates in.

### How do I contact Leave a Nest?

Public channels for Leave a Nest 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 Leave a Nest?

The team at Leave a Nest includes Shuichiro Takahashi (Representative Director and COO) and Yukihiro Maru (Representative Director Group 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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