Congratulations on your completion. (Johkasou Operator course 57th Osaka venue)｜Japan Education Center of Environmental Sanitation

Congratulations on your completion. (Johkasou Operator course 57th Osaka venue)

Johkasou Operator Course 57th Osaka Venue List of Completors

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Public interest incorporated foundation

Japan Education Center of Environmental Sanitation

130-0024

２-23-３ Kikukawa, Sumida-ku, Tokyo

TEL: 03-3635-4880 (Switchboard),