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The Yokohama Channel Memorial

Place of water supply and civic contact

Procedure 1

 From the times when water of one cup of ladle is precious, document, picture displays the foundation (1887) of the first modern water supply and the history before continuing up to the present day in Japan, and the Yokohama Channel Memorial introduces.
 At technical museum, we display rearranging preservation of technical document of water supply and technical change clearly.
 Of Yokohama-shi, located at the hill of center, can almost enjoy scenery such as Yokohama bay bridge, the Landmark Tower. It is one featuring scenic dome which Miyagase dam and the Tokyo Skytree can look around on day when it was fine.
 In addition, there is "open space of rest" surrounded to cherry tree in spring and is got close to water supply as place of citizen's contact.



Closed days

From April through August

  • First Monday (the next day on day equal to holiday)


From September through March

  • Every Monday (the next day on day equal to holiday)
  • The next day (except day equal to Saturday and Sunday) on holiday
  • The year-end and New Year holidays (from December 28 to January 4)


Opening time

From 9:00 a.m. to 5:00 p.m. (as for the last admission time 4:30 p.m.)


Admission charges

Free of charge



We can observe the hall freely.
In addition, it needs reservations about application for visit explanation and visit of group in advance.
Apply for Water Works Bureau customer Service Center. 
TEL: 045-847 (hachiyonnana) -6262

In addition, we accept visit application for three water purification plant (Nishiya, willow tit, Kawai) in the city and Aoyama deposition pond of Aoyama, Midori-ku, Sagamihara-shi in Water Works Bureau customer Service Center.
TEL: 045-847 (hachiyonnana) -6262


State of visit guidance
State of visit guidance


The location

522, Kawashimacho, Hodogaya-ku, Yokohama-shi
TEL: 045(371) 1621



  • Sotetsu Line Kami-Hoshikawa Station drop off walk approximately 15 minutes
  • Getting off at Sotetsu Line Wadamachi Station, the Sotetsu bus approximately five minutes "in front of water purification plant" getting off front

※As parking lot does not prepare, please refrain from visit by car.



Yokohama Channel Memorial, water supply technology museum plan

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Water Works Bureau fountain mark City of Yokohama, Water Works Bureau Nishiya water purification plant - February 24, 2011 making - August 22, 2017 update
Opinion, inquiry - su-nishiyajosui@city.yokohama.jp
Telephone: 045-371-5335 - FAX: 045-371-8969
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