Subsea Tech Japan 2026

Subsea Tech Japan Koto 2026
From December 16, 2026 until December 18, 2026
(Please double-check the dates and location on the organizer below before attending.)

Offshore Tech Japan 2024

Formerly known as Subsea Tech Japan, the 5th Ocean Industry Technology Exhibition rebrands to Offshore Tech Japan. The event focuses on advanced technologies and innovations in the marine, offshore, and subsea industries.

Co-located Exhibitions

  • ENEX 2024: The 48th Energy and Environment Exhibition, focusing on decarbonization and energy innovation.
  • DER/Microgrid Japan 2024: Specializing in distributed energy resources, small-scale power grids, and local energy consumption.
  • RENEWABLE ENERGY 2024: The 18th World Exhibition and Forum on renewable energy technologies.

Support & Sponsorship

The event is supported by prominent government bodies, including the Cabinet Office and Ministry of Land, Infrastructure, Transport and Tourism, as well as leading marine research and engineering organizations.


Register for entry or booths

Please register at the organizer website of Subsea Tech Japan

Venue Map and Hotels Around

Koto - Tokyo Big Sight, Tokyo, Japan