考えて見ませんか、日本の水、世界の水、地球の水について


2022/03/07 2nd G2G Seminar on Japanese Johkasou for Decentralized Wastewater Management in Sri Lanka ~ To improve the water environment in Sri Lanka ~
2022/01/19 2nd Technical Seminar on Decentralized Wastewater Management in Lao PDR
2021/11/19 The 9th International Workshop on Decentralized Domestic Wastewater Treatment in Asia
2021/03/26 MOEJ has released new Leaflets on Johkasou system
2021/03/04 Online Technical Seminar on Decentralized Wastewater Management in Phnom Penh, Kingdom of Cambodia

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