INNOQUA Inc.

Bringing nature intoyour business, fromidea to reality.

Our ecosystem specialists, from the sea to satoyama, work alongside companies’ new-business and R&D teams.

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  • Coral reefCoral reef
  • Satoyama freshwaterSatoyama freshwater
  • MangroveMangrove
  • Eelgrass bedEelgrass bed
Ecosystems recreated in tanks with Biosphere Transfer Technology®

  • From sea to satoyama

    Specialists who know a wide range of ecosystems

  • Toward corporate value

    Turning work with nature into higher corporate value

  • Backed by evidence

    Surveys, experiments and protocol design that build the evidence your decisions need

About INNOQUA →

Latest news

Most news articles are published in Japanese.

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What our projects have shown

Selected for the Tokyo Metropolitan Government’s Tokyo Bay eSG Project (FY2022 priority project)Tokyo Metropolitan Government materials (PDF) ↗

JFE Steel x Tokyo Bay: "Water Quality Improvement"

Tokyo Bay eSG Project, FY2022 priority project "Water Quality Improvement" / Lead: Innoqua / Partner: JFE Steel

To find out whether JFE Steel’s slag could help improve water quality in a part of Tokyo Bay where sludge has built up.

  • In the recreated tank, hydrogen sulfide generation in the section with added small slag was suppressed to roughly half the control.
  • The results from the recreated tank were reported to match those from the real sea.

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From joint research with major companies to regions and overseas

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Working with local governments

We work with local governments on education and research.

  • Tanoura Beach in Beppu, venue of the seashore field experienceEducationBeppu City, OitaA program for five-year-olds at every public kindergarten in the city (about 250 children): strengths found through nature experiences at the sea and hot springs are handed on from kindergarten to elementary school (from May 2026).

    Read the case →

  • ResearchShizuoka PrefectureResearch selected by Shizuoka Prefecture, with Fukuoka University and partners, on how to improve Lake Hamana sediment. Closed experimental ecosystems help investigate environmental improvements.

    Research presentation (MaOI Institute, Japanese) ↗

  • Logos of INNOQUA and Kanuma CityEducationKanuma City, TochigiThe “Rice Paddy Lab”, run with Kanuma City: children take part in surveys, hypotheses, experiments and a presentation in the rice paddies (four sessions, July–August 2026).

    Read the release (Japanese) →

  • Setouchi Nagisa Forum key visual: an aerial view of islands in the Seto Inland SeaEducationTonosho Town, KagawaCollaboration through the Setouchi Nagisa Forum, aiming to help elementary and junior-high students learn about local nature and carry it forward to the next generation.

    Read the release (Japanese) →

Images: Beppu program venue / Kanuma collaboration logos / Setouchi Nagisa Forum

Education and citizen science that bring people in

Underwater drones, energy from seaweed, the local sea, and citizen science - programs that combine nature with other themes to involve children, companies and local governments across Japan.

  • A child with an underwater droneNature × technology
  • Children doing a seaweed experimentNature × energy
  • Children experimenting by an eelgrass tankNature × community
  • Record sheets and a tank for observing coral feedingCitizen science

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Other projects

  • Citizen Science at Expo 2025 Osaka-Kansai A participatory research program where children themselves act as researchers testing a hypothesis.

    Read the case →

  • Innoaku An effort connecting aquarists’ organism expertise to companies and researchers.

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Talk to us

Other inquiries, such as aquarium installations or educational programs, are welcome too. Timeline and cost depend on the details - let’s talk it through.

Go to the contact page →

If you already know what you would like to ask, you can also email us: Info@innoqua.jp

High-school students assembling an aquarium tank with a power driver
Participants at INNOVATE AQUARIUM EGG 2024

Connect through nature

There are ways to take part - Innoaku, EGG, Setonagi and children’s educational events among them - each with its own schedule. See the latest calls in our news.

See ways to get involved →

Two people in lab coats working in front of a tank
A tank experiment in progress

Work with us

Biosphere engineers, researchers, business development. See what each role does and our current openings.

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