Achievements（Includes demonstration research results）Rivers and Drainage Channels

December 1994

Chiba City Class 2 urban river water purification and odor reduction　→　scale：425,000m³/Day（A river that crosses the center of Chiba city）　

September 1997

Purification of river water quality in a second-class urban river in Funabashi City, Chiba Prefecture　→　scale：120,000m³/Day（The river that runs through the center of Funabashi city）

October 2002

タイ・トステム（株）Drainage channels, ponds, and wastewater treatment plants　→　scale：6,000m³/Day（Drainage channels and regulating ponds within the factory premises）

June 2003

Drainage channel water purification in Hiratsuka City, Kanagawa Prefecture　→　scale：12,000m³/Day（A river crossing a residential area in Hiratsuka City）

July 2003

Drainage channel including a regulating pond in Ichihara City, Chiba Prefecture　Water quality and odor improvement　→　scale：20,000m³/Day（Horizontal regulating pond and drainage channel in residential area of ​​Ichihara City）

May 2010

Water quality improvement and odor reduction work for Ebi River, Funabashi City, Chiba Prefecture　→　Public works ordered by Katsunan Regional Development Center, Chiba Prefecture

Public works ordered by Katsunan Regional Development Center, Chiba Prefecture　→　scale：120,000m³/Day（The river that runs through the center of Funabashi city）