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JTB Communication Design, Inc., Ltd.

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Secretariat of InterAqua
JTB Communication Design, Inc.

〒105-8335
Celestine Shiba Mitsui Building, 3-23-1 Shiba, Minato-ku, Tokyo
TEL:03-5657-0757
FAX:03-5657-0645
E-mail: interaqua@jtbcom.co.jp

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Previous Show Report

InterAqua2026 InterAqua2025 InterAqua2024

InterAqua2026

Exhibition
Event scale Number of booths Number of visitors
96 companies and organizations 142 booths 45,202 people
(Including concurrent exhibitions)
Seminar/Conference
Number of programs Number of sessions Number of participants
8Programs 25 sessions 994people

Event Report
Exhibitor list/search Floor Layout

Name

InterAqua 2026 17th Water Solutions Exhibition

Exhibition Period
Venue

Wednesday, January 28, 2026 - Friday, January 30, 2026 10:00-17:00

Exhibition held (Tokyo Big Sight South Halls 2 and 4)

Organizer JTB Communication Design, Inc.
Sponsorship

(in no particular order)

Concurrent Exhibitions

nano tech 2026, TCT Japan 2026, SURTECH 2026, MEMS SENSING & NETWORK SYSTEM 2026, Convertech JAPAN 2026, 3Decotech 2026, New Functional Materials Exhibition 2026, GREEN MATERIAL, WELL-BEING TECHNOLOGY 2026, ENEX 2026, RENEWABLE ENERGY 2026, Offshore Tech Japan 2026

Exhibition scale

96 companies and organizations, 142 booths

The number of visitors Final number of participants *including online participants: 52,844名

*Number of in-person visitors

event date weather The number of visitors
(Total number includes all concurrent exhibitions)
January 28 (Wed.) cloudy 12,903
January 29 (Thu.) cloudy 15,574
January 30 (Fri.) sunny 16,725
3 days total 45,202

Organizer Seminars "Aqua Week" (Venue: South Hall 2 Aqua Stage)

During the event, various seminars pertaining to water business were held at the Aqua Stage in South Hall 2.

1/28
(Wed.)
10:30~12:00 Navigating the Era of Population Decline
13:00~14:30 The Cutting Edge of Ultrapure Water Technology and the Future of PFAS Analysis Solutions
15:00~16:30 PFAS Regulatory Trends and Countermeasures in Water Utilities
1/29
(Thu.)
10:30~12:00 New Approaches to PFAS Management: Decomposition and Analysis
13:00~16:15 Research Group on Future Lifestyles and Water Science Public Symposium
1/30
(Fri.)
10:30~12:00 CSV Business for Solving Social Issues, and the Future of Industrial Wastewater Management Leveraging DX
13:00~14:30 Towards Sustainable Use of the "Invisible Infrastructure": Groundwater 
~ Visualizing the Value of Groundwater Conservation and Taking the Next Step ~
15:00~16:30 Public-Private Partnerships for the Next Generation ~ New Technology Development and Advanced Support Systems Leveraging AI ~

Exhibitor Presentations (Venue: South Hall 1 Stage A)

1/28
(Wed.)
13:35~14:05 Eleca:Electric Advanced Oxidation Process for PFAS Decomposition
14:25~14:55 Aeration blowers for wastewater treatment contribute to energy savings, reduced maintenance, and low noise!
IoT remote monitoring service supports stable blower operation
1/29
(Thu.)
10:15~10:45 Mineral-derived charge adsorbent L153T under low-concentration PFAS conditions
11:05~11:35 Introducing ForeverGone - PFAS Separation and Destruction Technology
11:55~12:25 EU PFAS Policy and Trends in Cleanup Approaches
- Demonstration of long-term stable operation using MF membrane and functional powder impregnation method in Japan
1/30
(Fri.)
13:35~14:05 Introduction to Solutions for Ammonia Removal Using 3M™ Liqui-Cel™ Membrane Module

Click here for program details

InterAqua2025

Exhibition
Event scale Number of booths Number of visitors
102 companies and organizations 130 booths 42,089 people
(Including concurrent exhibitions)
Seminar/Conference
Number of programs Number of sessions Number of participants
10 Programs 25 sessions 3,118 people

Event Report Exhibitor list/search Floor Layout

Name

InterAqua 2025 16th Water Solutions Exhibition

Exhibition Period
Venue

January 29th (Wed) - 31st (Fri), 2025 10:00-17:00

 Tokyo Big Sight East Hall

Organizer JTB Communication Design, Inc.
Sponsorship

Japan Society for Safety Engineering

Association for Rainwater Storage and Infiltration Technology

Kansai-Asia Environment and Energy Conservation Business Exchange Promotion Forum (TeamE-Kansai)

Japan Global Center for Urban Sanitation

Japan Environmental Management Association for Industry

New Energy Foundation

Japan Association for Chemical Innovation 

Japan Water Research Center

Association of Water and Sewage Works Consultants Japan

Japan Building Maintenance Association

Japan Electronics and Information Technology Industries Association

The Association of Liquid Filtration and Purification Industry

The Japan Institute of Energy

Japan Chemical Fibers Association

Japan Machinery Federation

Japan Sewage Works Association

The Society of Materials Science, Japan

The Japan Society of Industrial Machinery Manufacturers

The Iron and Steel Institute of Japan

Association of Membrane Separation Technology, Japan

(in no particular order)

Concurrent Exhibitions

ENEX2025, DER・Microgrid Japan 2025, RENEWABLE ENERGY 2025, Offshore Tech Japan 2025, nano tech2025, SURTECH 2025, ASTEC 2025, Convertech JAPAN 2025, New Functional Materials Exhibition 2025, 3Decotech 2025, WELL-BEING TECHNOLOGY 2025, TCT Japan 2025, MEMS SENSING & NETWORK SYSTEM 2025

Exhibition scale

102 companies, 130 booths

The number of visitors Final number of participants *including online participants: 52,470

*Number of in-person visitors

event date weather The number of visitors
(Total number includes all concurrent exhibitions)
January 29 (Wed.) sunny 12,396
January 30 (Thu.) sunny 14,241
January 31 (Fri.) sunny 15,452
3 days total 42,089

Organizer Seminars "Aqua Week" (Venue: East Hall 2, Aqua Stage)

During the event, various seminars pertaining to water business were held at the Aqua Stage in East Hall 2.

1/29
(Wed.)
10:30~12:00 Living in an era of declining population: Taking on local issues from the perspective of water
13:00~14:30 Taking on the challenge of innovative seawater desalination - Liquid metal technology and small, distributed equipment pave the way for the future of water resources -
14:45~16:15 Sustainable water quality and risk management through sensing technology and digital transformation
1/30
(Thu.)
10:30~12:00 Trends in PFAS regulations for water purification and wastewater treatment and response strategies
12:15~13:00 ROHM's thoughts on environmental contributions and the importance of water resources
13:30~16:30 Future Living and Water Science Research Society Public Symposium
1/31
(Fri.)
10:30~12:00 Creating a sustainable society: Water resource value and new challenges in CSV management
12:30~13:15 Trends in PFAS regulations for water purification and wastewater treatment and response strategies
13:25~14:25 Factory wastewater seminar
14:30~16:00 Public-private partnership to connect to the next generation: New technology development and excess sludge treatment efforts

Exhibitor Presentations (Venue: East Hall 1, Stage C)

1/29
(Wed.)
11:55~12:25 Removal of trace contaminants including PFAS using a newly developed hollow fiber NF membrane
14:25~14:55 Introducing an ammonia removal solution using 3M™ Liqui-Cel™ membrane modules
1/30
(Thu.)
11:05~11:35 WEF Active Oxygen is a Game Changer for Water Treatment
11:55~12:25 PFAS purification properties of Triporous™, a porous carbon material derived from rice husks
13:35~ 14:05 Wastewater treatment blowers Contribute to energy saving, maintenance saving and low noise
New IoT-connected technology: Cloud monitoring and machine learning support the stable operation of wastewater treatment plants
1/31
(Fri.)
15:15~15:45 Water environment conservation project using domestically produced aquatic weed removal boats

Click here for program details

InterAqua2024

Exhibition
Event scale Number of booths Number of visitors
77 companies 110 booths 42,034 people
(Including concurrent exhibitions)
Seminar/Conference
Number of programs Number of sessions Number of participants
12 programs 20 sessions 2,075 people

Exhibitor list/search Floor Layout

Name

InterAqua 2024

Exhibition Period
Venue

Wednesday, January 31, 2024 - Friday, February 2, 2024 10:00-17:00

 Tokyo Big Sight East Hall

Organizer JTB Communication Design, Inc.
Sponsorship

Japan Society for Safety Engineering

Association for Rainwater Storage and Infiltration Technology

Japan Global Center for Urban Sanitation

Japan Environmental Management Association for Industry

National Institute of Advanced Industrial Science and Technology

The Energy Conservation Center, Japan

New Energy Foundation

Japan Association for Chemical Innovation 

Japan Water Research Center

Association of Water and Sewage Works Consultants Japan

Japan Building Maintenance Association

Japan Water Facilities Environmental Hygiene Association

TeamE-Kansai (Kansai/Asia Environment/Energy Saving Business Exchange Promotion Forum)

Japan Electronics and Information Technology Industries Association

The Association of Liquid Filtration and Purification Industry

The Japan Institute of Energy

Japan Chemical Fibers Association

Japan Machinery Federation

The Society of Materials Science, Japan

The Japan Society of Industrial Machinery Manufacturers

The Iron and Steel Institute of Japan

Japan Facility Management Association

The Membrane Society of Japan

Association of Membrane Separation Technology, Japan

(in no particular order)

Concurrent Exhibitions

ENEX2024, DER・Microgrid Japan 2024, RENEWABLE ENERGY 2024, Offshore Tech Japan 2024, nano tech2024, SURTECH 2024, ASTEC 2024, Convertech JAPAN 2024, New Functional Materials Expo 2024, 3Decotech 2024, WELL-BEING TECHNOLOGY 2024, TCT Japan 2024, MEMS SENSING & NETWORK SYSTEM 2024

Exhibition scale

77 companies, 110 booths

The number of visitors Final number of participants *including online participants: 52,351

*Number of in-person visitors

event date weather The number of visitors
(Total number includes all concurrent exhibitions)
January 31 (Wed.) sunny 12,605 
February 1 (Thu.) sunny 13,793 
February 2 (Fri.) cloudy 15,636
3 days total 42,034 

Organizer Seminars “Aqua Week”

1/31
(Wed.)
10:30~12:00 The future after water administration transfer - Aiming for a sustainable local community 50 years from now Stage A
12:20~13:05 Introducing examples of initiatives focused on technology, research, and diagnosis related to water quality management at AIST Stage D
13:30~16:30 Future Lifestyle and Water Science Research Group Public Symposium ~Water treatment, sensing, and nanoscience that will support future life~ Stage D
15:30~16:50 Stable operation and equipment maintenance of wastewater treatment realized by IoT and cloud monitoring Stage C
2/1
(Thu.)
10:30~12:00 Contributing to environmental improvement and efficiency through innovation and technology - Future possibilities of water business - Stage C
13:20~14:05 Contributing to a recycling-oriented society and reducing global environmental impact through new materials ~ Application to adsorption technology and water purification ~ Stage D
15:15~16:45 Taking on the challenge of energy conservation and global warming countermeasures through the development of new sewage technology and wastewater treatment ~Public-private efforts to create the future~ Stage C
2/2
(Fri.)
10:30~11:30 The latest environmental solutions that support a sustainable society Stage D
12:30~13:45 Water infrastructure challenges to prevent regional warming and address water disaster risks due to climate change Stage A

Exhibitor Presentations

2/1
(Thu.)
12:30~13:00 Introducing solutions essential to promoting DX in the water business, from engineering to construction and maintenance of equipment and assets. Stage C
13:20~13:50 Team Water Shiga × A sustainable future led by water treatment technology ~Water environment business taken on by the Shiga Water Environmental Business Promotion Forum and member companies~ Stage C
2/2
(Fri.)
15:00~15:30 Water smart meter architecture for fully utilizing data from meter reading to beyond Stage C

Click here for program details

InterAqua2023

Exhibition
Event scale Number of booths Number of visitors
(Of which only attended the on-line exhibition)
48 companies/
organizations
80 booths 40,170 people
(9,033 people)
Seminar/Conference
Number of programs Number of sessions Number of participants
7 programs 15 sessions 615 people

Exhibitor list/search Floor Layout

Name

InterAqua 2023 14th Water Solution Exhibition

Exhibition Period
Venue

Wednesday, February 1st – Friday, February 3rd, 2023 10:00-17:00

Exhibition held (Tokyo Big Sight East Hall & Conference Building)

Organizer JTB Communication Design, Inc.
Sponsorship

Japan Society for Safety Engineering

Association for Rainwater Storage and Infiltration Technology

Japan Global Center for Urban Sanitation

Japan Environmental Management Association for Industry

National Institute of Advanced Industrial Science and Technology

The Energy Conservation Center, Japan

Japan Water Research Center

Japan Building Maintenance Association

Japan Water Facilities Environmental Hygiene Association

TeamE-Kansai (Kansai/Asia Environment/Energy Saving Business Exchange Promotion Forum)

The Japan Ground Water Technology Association

Japan Electronics and Information Technology Industries Association

The Association of Liquid Filtration and Purification Industry

Japan Chemical Fibers Association

Japan Machinery Federation

Japan Sewage Works Association

The Japan Food Machinery Manufacturers’ Association

FEDERATION OF JAPAN WATER INDUSTRIES

The Iron and Steel Institute of Japan

Japan Facility Management Association

The Membrane Society of Japan

Association of Membrane Separation Technology, Japan

(in no particular order)

Concurrent Exhibitions

ENEX2023, DER・Microgrid Japan 2023, RENEWABLE ENERGY 2023, nano tech2023, SURTECH 2023, ASTEC 2023, Convertech JAPAN 2023, New Functional Materials Exhibition 2023, JFlex 2023, 3Decotech 2023, TCT Japan 2023, M EMS SENSING & NETWORK SYSTEM 2023

Exhibition scale

48 companies (including online exhibitors), 80 booths

The number of visitors Final number of participants *40,170 including online participation

*Number of in-person visitors

event date weather Number of registered visitors
(Total number includes all concurrent exhibitions)
February 1 (Wed.) sunny 8,653
February 2 (Thu.) cloudy 10,750
February 3 (Fri.) cloudy 11,734
3 days total 31,137

Organizer Seminars “Aqua Week”

2/1
(Wed.)
Latest examples of DX that save labor and reduce costs in equipment management
Water treatment technology evolving with deep ultraviolet light - Approaching a sustainable society using UV-LEDs -
2/2
(Thu.)
[Keynote Speech] Developing a society through sustainable water supply - Current and future of innovative water treatment technology -
Development of B-DASH project towards carbon neutrality
<Exhibitor Presentation> Stanley Electric Co., Ltd. *No advance registration required
2/3
(Fri.)

The latest water treatment solution that is both carbon neutral and cost saving

To increase corporate sustainability - Water treatment equipment evolving in the carbon neutral era and its effects -

Request Exhibitor Information
Contact Us
Secretariat of InterAqua JTB Communication Design, Inc.
Celestine Shiba Mitsui Building, 3-23-1 Shiba, Minato-ku, Tokyo 105-8335
Copyright© 2026 JTB Communication Design, Inc. All rights reserved.