History

Sewage Works Centre established

First construction agreement with Kawagoe city, Saitama

Sewerage Training Program starts

Technology Evaluation Committee established

R&D Center established

First entrusted WWTP starts running in Motobu town, Okinawa

Japan Sewage Works Agency starts

10,000 participants successfully completed the JS Training Program.

"Oxidation Ditch Process" and “Sewage Sludge Composting Technology“ established

Japan’s first POD (Prefabricated Oxidation Ditch) process starts running in Nakanojo town, Gunma

World's first small-footprint Nitrogen removal bioreactor "PEGASUS" starts running in ACE center of north-east Osaka

Recovery support for Kobe Earthquake

JS New Tech Implementation Program starts

Project Management System starts full-scale operation

R&TD Experiment Center starts in Mohka City, Tochigi

“Step-feed multistage nitrification/denitrification process” established

JS restarts as special public organization

“MBR” and “Sewage Sludge Carbonization System” established

Seven regional offices start up

Recovery support for Chuetsu Earthquake

Energy-saving, environmentally friendly wind-power generation system awarded

Japan’s first MBR starts running in Fukusaki Town, Hyogo

Recovery support for Chuetsu Offshore Earthquake

Total completers of the JS Training Program reached 50,000

"Corrosion Prevention Technology by Sulfuric-Acid-Resistant Mortar“, "Sewage Biomass Energy System” established

“Ozonation Technology” and “Nitrogen Removal Technology Using ANAMMOX” established

Recovery support for Tohoku Earthquake:Disaster Control Headquarters, Local Support Headquarters, Earthquake Recovery Support Office established

Technology Strategy Department and International Affairs Office established

MOE contructs radioacive investigations to JS

JS' first Disaster Support Agreement with Matsuyama city, Ehime prefecture

First "Technology Verification for International Use" conducted: "Technology Verification" given

Japan Sewage Works Agency Law partially amended: New support for municipal sewerage now available

Recovery support for Kumamoto Earthquake

Japan Sewage Works Agency Law partially amended: International technical support starts

Recovery support for 2018 Hokkaido Eastern Iburi Earthquake

The JS Training Program achieved 80,000 completions

Recovery support for Typhoon Hagibis

Recovery support for 2020 Kyushu floods

LOI with the Wastewater Management Authority(WMA) of Thailand

Japan Sewage Works Agency Law partially amended for flood management

MOU with Korea Environment Corporation (K-eco)

MOU with the University of Calgary

Recovery support for the 2024 Noto Peninsula Earthquake

JS Training Program completions surpassed 90,000

・MOU with Tashkent University of Architecture and Civil Engineering
・Organizational Restructuring