Tsunashima SST

Tsunashima Sustainable Smart Town opened in Tsunashima, Yokohama in 2018 as the second phase following Fujisawa Sustainable Smart Town.



In the Tsunashima SST tour, we guide you through the next-generation urban development, sensing demonstration, and innovation center for co-creation with universities, communities, and residents.

You can also visit “Suiso Terrace” the hydrogen show room in the ENEOS hydrogen station by request.


Tsunashima SST Tour:

<Dates>  Wednesday, Thursday, Friday 

*We are closed every Monday, Tuesday and Weekends including national holidays.

<Time>  AM 10:00~11:30

     PM 14:00~15:30  (90mins. Each)

<Number of visitors>  Up to 10 people per session

<Tour fee>  FREE of charge

If you wish to visit Suiso Terrace as well:

<Dates>  Wednesdays, Thursdays and Fridays (except national holidays) 

<Time>  AM 10:00~12:00

     PM 14:00~16:00  (120mins. Each)

<Number of visitors>  Up to 5 people per session

(Please inquire if you plan to have more than 5 people)

<Tour fee>  FREE of charge


 If you would like to visit Tsunashima SST and Suiso Terrace together, please contact the tour desk in advance.



Click hereto see the full availability of the reservation.

*Please note that the reservation status is based on the previous day’s status. We may not be able to meet your expectation even if it is indicated as available.

 If you would like to visit, please contact us at the following address with the name of your company, the purpose of your visit, and the date you would prefer to visit. 

Tour Desk: tour@tsunashimasst.com


* The tour desk is open from 09:00 to 17:30 on Wednesday, Thursday and Friday.

Please note that it may take time to reply to inquiries received after business hours, Mondays, Tuesdays, Saturdays, Sundays and holidays, and when the Tour Desk is closed.

≪Please note the following.≫

This tour is for business customers only.

 If you are an individual, please inquire with the tour desk in advance.


In order to prevent the spread of the new coronavirus, the following measures have been taken for the Tsunashima SST tour.

  • Reduction of the number of participants (from 1 to 10 people per tour)
  • Partial change in the content of the tour
  • Wearing masks
  • Hand disinfection
  • Temperature check
  • Disinfection of the facility after each session
  • Periodic ventilation