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Location DB > Japan > Saitama Prefecture > Kamikanasaki Shouwa > G-Cans
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 Database Info
created by wabisabiman on 6/9/2005 2:30 AM
last modified by Emperor Wang on 5/9/2021 9:46 PM
Publically Viewable Publically Viewable
This location has been labeled by its creator as Public, and therefore can be viewed by anyone.

 Basic Information
Type: Drain and Tunnel
Status: Active
Accessibility: Difficult - you must speak Japanese
Recommendation: drop everything - must see
 Physical Information

Kamikanasaki Shouwa, Saitama Prefecture
Owner: Japan Government
  • See a map of this location
  •  Hazards
  • flooding
  • water
  •  Interesting Features
    4 x 50 m deep water holding tanks
    4 x Boeing 737 engines used to operate the water pumps
    5 x 3km tunnels connecting the tanks
     Security Measures
  • 24 hour guard
  • locked gates
  •  Historical Dates
    Built: 1997
    Closed: 0
     Required Equipment
  • head protection
  • long pants / sleeves
  • towelettes
  • Tripod
  •  Recommended Equipment

    To help alleviate the problems of chronic flooding in the surrounding area, G-Cans was born. G-Cans is an underground man-made river technology developed by a joint venture of Shimzu, Mitsui, and Zenitaka.
     Media Coverage

     Future Plans


    Add your own story
     Photo Galleries
    Click to view gallery
    G-Cans B&W
    Fri, Jun 10th, 2005
    posted by wabisabiman
    13 pictures
    Click to view gallery
    Fri, Jun 10th, 2005
    posted by Kuroneko
    28 pictures
    Click to view gallery
    Other Stuff
    Fri, Jun 10th, 2005
    posted by Kuroneko
    10 pictures
    Click to view gallery
    2007 March - Popular Science.
    Sat, Jul 21st, 2007
    posted by Kuroneko
    1 pictures

    Add your own photos

    Mark all galleries as Seen
     Web Links

    I found these while backing up stuff on my hd. If you haven't seen them already, get on it! 2 of them are pretty good. It would awesom-ER if it was in engrish, but I digress.

    Parts 1-4

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     Moderator Rating
    The moderator rating is a neutral rating of the content quality, photography, and coolness of this location.

    This location has not yet been rated by a moderator.
    This location's validation is current. It was last validated by Emperor Wang on 5/9/2021 9:47 PM.

     Latest Changes
  • on May 9 21 at 21:47, Emperor Wang validated this location
  • on May 9 21 at 21:46, Emperor Wang changed the following: History
  • on May 9 21 at 21:45, Emperor Wang validated this location
  • on Jul 25 08 at 6:18, Steed validated this location
  • on Jun 9 08 at 22:46, Air changed the following: Web Links
  • on Aug 7 07 at 4:22, Emperor Wang validated this location
  • on Jul 30 07 at 12:03, Kuroneko updated gallery picture PS_1.jpg
  • on Jul 22 07 at 14:14, Emperor Wang validated this location
  • on Jul 21 07 at 5:51, Kuroneko updated gallery picture PS_1.jpg
  • on Jul 21 07 at 5:50, Kuroneko added some pictures to a gallery
  •  Forum Threads about this Location
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     SubjectStarted ByRepliesViewsLast Post
    You must log in for this feature to work.Cities of the UnderworldSnarg084711/20/2008 11:52 PM by Snarg
    You must log in for this feature to work.Access?ian_evil6146811/25/2008 9:50 AM by PTC
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