Best Environment & Water Trade Shows in Japan

26 tracked shows, ranked by exhibitor count

Event Scout currently tracks 26 Environment & Water trade shows in Japan with editions in 2026 & 2027. Together they host an estimated 2,978 exhibitors, led by Zero Emission Thermal Power Generation EXPO (an estimated 1,422 exhibitors). Leading host venues include Tokyo Big Sight (West Halls 1-4, Atrium, Conference Tower), 幕張メッセ / Makuhari Messe, Japan and TKP Garden City PREMIUM Tenjin. Events run across 5 regions including Chiba Prefecture, Fukuoka Prefecture and Kyoto Prefecture.

What counts as a Environment & Water trade show: Environment & Water trade shows cover water supply, treatment and management, sewage and wastewater technology, air and pollution control, plus ecology, climate, sustainability and the stewardship of natural resources.

Top Environment & Water trade shows in Japan

Upcoming Environment & Water trade shows in Japan

Facta confirmed count from the event's captured exhibitor roster.Estimatea modeled approximation, not a confirmed figure.

Frequently asked questions

How many Environment & Water trade shows are there in Japan?
Event Scout currently tracks 26 Environment & Water trade shows in Japan, with editions in 2026 & 2027.
When is Environment & Water trade-show season in Japan?
By start date, most tracked Environment & Water trade shows in Japan run in September and January.
What is the largest Environment & Water trade show in Japan?
Measured by estimated exhibitor count, the largest tracked event is Zero Emission Thermal Power Generation EXPO, with an estimated 1,422 exhibitors.

Compiled from public sources and periodically reviewed and updated. This information is provided for general guidance only and may be incomplete or out of date — please verify all details directly with the organizer or venue before relying on them.

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The data on this page comes from Pragmatic Event Scout — a live catalog of 14,000+ trade shows where every figure is labeled as a fact or an estimate.Logos provided by Logo.dev

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