Johkasou
High quality and good service as a general water treatment manufacturer
We believe it is our mission and responsibility to provide a safe and reassuring life to our customers and to society through the water environment.
![](http://www.nikko-company.co.jp/wp/wp-content/uploads/2022/07/septic-tank_mv.jpg)
We believe it is our mission and responsibility to provide a safe and reassuring life to our customers and to society through the water environment.