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Marunouchi Innovation Partners

Marunouchi Innovation Partners

Overview

Marunouchi Innovation Partners is a growth-expansion investment firm based in Tokyo, Japan. The firm prefers to invest in companies operating in climate tech technologies, including next-generation energy such as hydrogen, ammonia, and SAF, new renewable energy technologies in solar, wind, hydro, and geothermal, battery and energy storage technologies, carbon neutral materials such as green iron and cement, and carbon recycling technologies such as CCU, CCS, and DAC sectors. They aim to accelerate the commercialization of innovative technologies by providing growth capital to climate tech companies in the commercialization and scaling phase.

Year Founded

2022

Portfolio Companies

14

Investments

Marunouchi Innovation Partners investments
CompanyDateStageLead
Emerald AIAug 2026Series ACo-investor
UbicquiaFeb 2026Series DLead
UbiquiaFeb 2026Series DLead
Fervo EnergyDec 2025Series ECo-investor
Fabric8LabsNov 2025VC RoundCo-investor

Sector & Stage Mix

Industry, funding stage, and valuation band breakdowns.

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SeedSeries ASeries BGrowth

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Investment Activity

Yearly cadence, pace, and funding raised over time.

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2021
2022
2023
2024
2025
2026

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Firmographic Details

HeadquartersTokyo, Tokyo
Year Founded2022

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