Metropolitan Area Outer Discharge Channel
experiences
Japan's world-class underground temple for disaster prevention!

【Very Popular! Underground Shrine Course: A great tour for families and groups!】
This one hour tour covers the highlights of the facility, focusing on the main tank known as the Underground Shrine. Specialist Underground Shrine Concierges will guide you on the tour.

【Thrills Galore! Vertical Shaft Course: Walk around the top of the 70m-deep vertical shaft】
This route lets you enjoy two major highlights of the facility: the pressure-adjusting water tank which is reminiscent of an underground shrine, and the massive No.1 Bank vertical shaft.
Wearing a safety harness and helmet, you can take a thrilling walk along the catwalk at the top of the 70m-deep No.1 Bank.

【Explore the Depths! Enjoy the Pump Course: The only pumping facility of its kind in Japan】
This route takes you to the pump room which houses four huge pumps that discharge the water stored in the shrine-like pressure-adjusting water tank into the Edogawa River, and a special gas turbine which is a modified version of a jetliner turbine. *The gas turbine cannot be viewed when the pumps are working.
<<New Course!>>Full of Highlights! Impeller Exploration Course
The number one request from our customers!
You can see the huge impeller at the innermost part of the pressure regulating tank,
which has finally been released, with special equipment.
This course is full of attractions, from the first shaft to the pressure regulating tank and the impeller of the drainage pump, where you can really feel the flow of water. Wear hip waders (boots) and a helmet as equipment.
◆Capacity: 20 people
◆Duration: 110 minutes
◆Fare (per person): ¥4,000
Make a reservation →https://reserva.be/guidetour
Basic Information
Business hours / Fee
Thrills Galore! Vertical Shaft Course: 3,000 yen
Explore the Depths! Enjoy the Pump Course: 2,500 yen
Very Popular! Underground Shrine Course: 1,000 yen