The conference brief
Upcoming editionWorld Smart Energy Week Tokyo (Spring) 2027
World Smart Energy Week Tokyo (Spring) is a large renewable and smart-energy trade show cluster run by RX Japan at Tokyo Big Sight, bundling co-located expos covering solar, storage, hydrogen, thermal energy and smart grid technology. It is a high-volume B2B buyer floor for Japan's power, industrial and automotive sectors, useful for hardware and technology sellers more than for policy or reporting-focused sustainability vendors.
- Renewables & energy
- Energy efficiency
- Solar & storage
- Conference dates
- March 24–26, 2027
- Location
- Tokyo, Japan
- Venue not confirmed in our research
- Ticket guide
- Free
- See pass types and eligibility
- Format
- In person
- Organized by RX Japan
01 / Make the call
Is this the right room?
Emitree's assessment of audience fit. Conference access does not establish buying intent or guarantee meetings.
Consider it if
You sell renewables, energy storage, smart grid, hydrogen, or building/industrial energy-efficiency hardware to Japanese or wider Asian utility and industrial buyers. Visitor and VIP registration are both free.
Consider another event if
You sell carbon-market services, ESG or CSRD reporting software, or circularity and packaging solutions. The show is organized around engineering and hardware procurement.
02 / Understand the audience
Who attends
The official site describes the expected visitor base as electric power and gas companies, oil and chemical manufacturers, heavy industry and automotive manufacturers, and government agencies. VIP registration is reserved for attendees at manager level or above, so the buyer skew is mid-to-senior, though no exact seniority percentage is published.
How large is the event?
The official site forecasts roughly 122,000 visitors, 2,380 exhibitors, 380 conference sessions and attendees from 63 countries. These figures are organizer projections for the entire 2026-2027 World Smart Energy Week show series across all its co-located venues and events, not a verified actual count isolated to the Spring Tokyo edition alone.
Companies and organizations
A sample of organizations featured by the organizer, including attendees, sponsors, exhibitors, partners and speakers. Each group shows its published role and edition.
Exhibitors
March 2026- 2G Energy AG
- A-membranes
- A.P. van den Berg
- ACT Solutions Japan
- Acteon
- Aker Solutions
- Alkegen
- Alleima Japan
Find the people who fit your offer.
We research the World Smart Energy Week Tokyo, Spring attendee list, qualify the accounts against what you sell and run the outreach for your team.
Book a call to discuss your conference list.
03 / Check your access
Tickets and eligibility
Visitor registration and VIP registration (for manager-level attendees and above) are both listed as free on the official registration pages. No paid conference-only ticket was found. Exhibitor stand pricing is not published and requires contacting the sales team via the exhibitor information download on the official site.
Rates and eligibility can change. Confirm the current price, tax treatment and included sessions with the organizer.
Check registration with the organizer ↗04 / Plan the details
Before you book
The 122,000-visitor, 2,380-exhibitor and 63-country figures are organizer forecasts for the full 2026-2027 World Smart Energy Week show series across all venues, not a verified count for the Spring Tokyo edition specifically.
- Venue
- Not confirmed in our research
- Organizer
- RX Japan
The practical questions
Before you decide
Is World Smart Energy Week Tokyo (Spring) 2027 still upcoming?
This edition is listed for March 24–26, 2027. Check the organizer's page for changes before booking.
Where can I find the World Smart Energy Week Tokyo, Spring exhibitor list?
We have not linked a public exhibitor directory for this edition. Ask the organizer about current directories and attendee access.
Does a company listing confirm who will attend?
A sponsor, exhibitor or speaker listing establishes that published role. It does not establish which employees will attend or whether they are buying. Previous-edition examples remain historical.
How can Emitree help with World Smart Energy Week Tokyo, Spring?
We research relevant accounts using public conference sources and any lists you provide. We qualify the accounts against your offer, run agreed outreach and record replies and meetings in your CRM.
The research behind this page
Sources and checks
Original research: . Later checks cover the subjects named beside each source.
Organizer figures retain their stated edition and basis. Emitree's audience-fit guidance is an assessment of the published information.
Your next conversation starts here
Know who is worth meeting.
Tell us what you sell and who you need to reach at World Smart Energy Week Tokyo, Spring. We research the accounts, qualify the fit and run the outreach.
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