Flex
VC Fund
Tokyo, Japan
Flex is a VC fund in Tokyo focused on Water and CleanTech. Flex provides a variety of products, including automobiles, medical loans, travel, and ice cream. Although they have worked in a variety of industries, they take pride in focusing on being their genuine selves as the standard of worth in the pursuit of excellence.
- Total investments:
- 2
- Last investment:
- Lead investor:
- 0%
Last updated:
For AI agents: llms.txt
Industries Flex invests in
Stages Flex invests in
Countries Flex invests in
Investment Focus
Industry
- Water 1 (50%)
- CleanTech 1 (50%)
- Water Purification 1 (50%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
WOTA
|
WOTA specializes in the development of small-scale decentralized water recycling systems and autonomous control systems for water treatment. The company has established a cyclical model in which wastewater is reimagined as the most accessible water source and is recycled on-site for repeated domestic use. WOTA has created an innovative householdsolution known as a small-scale decentralized water recycling system, which transforms the seemingly unattainable goal of water recycling at the household level into a reality, utilizing our core technology powered by autonomous water treatment managed through sensors and data science. | Series C / Apr 17, 2026 | |
|
WOTA
|
WOTA specializes in the development of small-scale decentralized water recycling systems and autonomous control systems for water treatment. The company has established a cyclical model in which wastewater is reimagined as the most accessible water source and is recycled on-site for repeated domestic use. WOTA has created an innovative householdsolution known as a small-scale decentralized water recycling system, which transforms the seemingly unattainable goal of water recycling at the household level into a reality, utilizing our core technology powered by autonomous water treatment managed through sensors and data science. | Series C / Dec 17, 2025 |
Co-Investors
Awagin Capital
2 deals together
Elematec
2 deals together
Fujino Kogyo
2 deals together
Honmachi Chemical
2 deals together
Global Infrastructure Management Co
2 deals together
Mitsubishi UFJ Trust & Banking
2 deals together
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FAQ
What does Flex invest in?
Flex invests primarily in Water, CleanTech and Water Purification startups, most often at Series C stage. Most of the 2 investments tracked by Shizune back companies in Japan. The Investment Focus section breaks down every industry, stage and country in the portfolio.
When did Flex last invest?
The most recent investment recorded for Flex closed in Apr 2026. Shizune tracks 2 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 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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