All of "meeting to clean the river of Katsushika" which was commended as a river merit person from the Japan River Association by the Japan River Association today paid a courtesy visit to the mayor.
In order to clean the familiar river flowing in Katsushika ward, the association carries out events that raise interest in the river and water quality surveys, etc., and contributes significantly to the preservation of the river environment. Congratulations on this award.
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