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Published Book Sales

The text "Maintenance and Management of johkasou" will be shipped from Monday, April 13th onwards. Thank you for your understanding.

Published book guide catalog

You can purchase it here.
Published book guide
Mikihiro Mukai (Public Interest Incorporated Foundation Kodokan)​
Japan Education Center of Environmental Sanitation
130-0024
2-23-3 Kikukawa, Sumida-ku, Tokyo
TEL: 03-3635-4880 (Switchboard),


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