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Metropolitan Outer Area Underground Discharge Channel|CHOCOTABI SAITAMA


Sightseeing spot

Eastern AreaKasukabe City

Metropolitan Outer Area Underground Discharge Channel

In hopes of having the role of the “Metropolitan Area Outer Underground Discharge Channel”, a regional flood control facility, understood at a deeper level, we have made our study tours more appealing and have started a new study tour. In addition to the popular tour of the surge tank, known as  "underground shrine" , secret passages, pump rooms, and sections for the gas turbine will be opened to the public through 4 different courses. Please experience the grandeur of the “Metropolitan Outer Area Underground Discharge Channel”.

Please check the URL below for details regarding tours and facilities.

Scenery / Landscape Tour / Experience facilities

Basic Information

Tourist spot name
Metropolitan Outer Area Underground Discharge Channel
Saitama Prefecture Kasukabe City Kamikanasaki 720
048-747-0281 (Reception for Tours) 048-747-0281 (Reception for Tours)
Home page
* Participants under junior high school must be accompanied by an adult (up to 5 children per adult)

Business hours / Fee

Business hours
10: 30 ~ 16: 00 (The final end time of the tour is 17:00)
Regular holiday
None (Open on Saturday, Sunday, and Holidays) ※On days of maintenance inspection, visits may not be held
Huge impeller exploration course 4,000 yen
Shaft(Huge Pit) Experience Course 3,000 yen
Pump Proficient Course 2,500 yen
Underground Shrine(Surge Tank) Course 1,000 yen


Public transport
Minami Sakurai Station North Exit→Kasukabe Community Bus “Haru Bus” (Get off at Ryū-Q Kan)
Walk for about 40 minutes from Minami Sakurai Station North Exit (approximately 3 km)
Ken-o Expressway: Roughly 30 minutes from both Satte Interchange and Goka Interchange (about 15 kilometers)
Tohoku Expressway: Head straight for 30 minutes from Iwatsuki Interchange to national route 16 in the direction towards Noda (about 17 kilometers)
Joban Expressway: Head straight for 40 minutes from Kashiwa Interchange to national route 16 in the direction towards Noda (about 20 kilometers)
※ Charter bus (group bus) will be charged 2,000 yen per parking space


Foreign language support

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