Johkasou Wastewater Treatment
Over 1,000,000 units supplied
across 50 years

Protecting the global environment for future generations through Japanese water treatment technology (Johkasou).
NIKKO is a Johkasou manufacturer with a proud history, having provided over 1,000,000 Johkasou units across 50 years within Japan.

Johkasou

FEATURES

appeal
NIKKO'S POLICY
technology
NIKKO'S TECHNOLOGY
outline
COMPANY OUTLINE

LINEUP

NIKKO's Johkasou are widely compatible,
from household use to apartment building and industrial uses.

Mizutsukuriou

Mizutsukuriou
Supporting 5 to 10 people

johkaou

Johkaou
Supporting 5 to 10 people

johkaoux

JohkaouX
Supporting 5 to 21 people

nse

NSE
Supporting 14 to 50 people

nsr

NSR
Supporting 51 to 150 people

nk-usr2

NK-USRⅡ
Supporting 51 to 2,000 people

mbk-np

MBK-NP
Supporting 51 to 5,000 people

npkb-2

NPKB-Ⅱ
Supporting 51 to 1,000 people

lineup

Our diverse lineup makes selection according to the installation requirement possible.Johkasou selection varies according to inflow conditions and building scale.

What is a Johkasou ?