Regarding the venue for the 2027 National Johkasou Technical Research Meeting

For a healthy living environment and

a better water environment...

Notices from the Education Center

2026-09-09

　The 41st National Johkasou Technology Study Group and the 49th Johkasou Administrative Personnel Study Group will be held in 2020.Sapporo City, HokkaidoIt will be held at.

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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),