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For a healthy living environment and
a better water environment...

Completion Announcement of Courses/Classes

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2024-04-16
Johkasou Operator Course 92th Fukuoka Venue
2024-04-09
Johkasou Operator Course 248nd Tokyo Venue
2024-03-12
Johkasou Desludging Technician Seminar 40th Tokyo Venue
2024-03-12
Johkasou Operator Training 9th Chiba Venue
2024-03-11
Johkasou Technical Supervisor Workshop 36th Fukuoka Venue
2024-02-20
Johkasou Inspector Workshop 89th Tokyo Venue
2024-01-29
Johkasou Technical Supervisor Seminar 10th Tokushima Venue
2024-01-22
Johkasou Technical Supervisor workshop 31th Miyagi venue
2024-01-22
Johkasou Operator Training 12th Hokkaido Venue
2024-01-16
Johkasou Operator Course 59th Osaka Venue
2023-12-25
Johkasou Technical Supervisor workshop 30th Osaka venue
2023-12-21
Johkasou Installation Worker Course 69th Fukuoka Venue
2023-12-21
Johkasou Installation Worker Course ４th Kagawa Venue
2023-12-19
Johkasou Operator Training ７th Kagoshima Venue
2023-12-19
Johkasou Operator Course 40th Aichi Venue
2023-12-18
Johkasou Technical Supervisor Seminar ７th Ibaraki Venue
2023-12-11
Johkasou Technical Supervisor Seminar 148th Tokyo Venue
2023-11-07
Johkasou Operator Course 247nd Tokyo Venue
2023-10-31
Johkasou Operator course 19th Ibaraki venue
2023-10-26
Johkasou Inspector Workshop 88th Tokyo Venue
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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),

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