Company Information

Technical Papers,
Commended Papers and Commended Services

Past Achievements

2025

Title of Paper Presented To
Analysis and Prediction of Buried Pipeline Damage Due to Lateral Ground Flow Induced by Liquefaction in the 2024 Noto Peninsula Earthquake The Thirteenth CTWWA/JWWA/WRF Water System Seismic Conference
Mitigation of Hypoxic Conditions through Proton Exchange Membrane (PEM) Water Electrolysis Ⅰ: Effects of Microbubble Oxygenation on Nutrient and Metal Ion Release from Lake Sediment Water, Air, & Soil Pollution
Survey research on farmer attributes and intention to use sewage sludge-derived fertilizer Journal of Japan Sewage Works Association (Vol. 062, No. -, Issue 0754)
Application of the rainfall runoff inundation (RRI) model to pluvial flood inundation estimation Journal of Japan Sewage Works Association (Vol. 062, No. -, Issue 0755)
Pluvial flood inundation estimation using a 3D city model: A case study The 62nd Sewerage Research Presentation
Target-setting for water companies under Ofwat’s PR24 in the UK using PI indicators The 62nd Sewerage Research Presentation
Flood detection using SAR satellites: A case study The 62nd Sewerage Research Presentation
Organic matter dynamics in the sewage concentration process using anaerobic forward osmosis The 62nd Sewerage Research Presentation
Initiatives toward implementation of an AI-assisted anomaly detection application for sewer pipeline screening surveys The 62nd Sewerage Research Presentation
Consideration of bundling effects in sewerage utility operations The 62nd Sewerage Research Presentation
Timeline planning for hospitals during flooding events The 62nd Sewerage Research Presentation
IEE-Japan Industry Applications Society Conference
Inflow and infiltration countermeasures through continuous monitoring of final sedimentation tank capacity: Development of a sludge interface settling velocity measurement device The 62nd Sewerage Research Presentation
Impacts of future climate change and population decline on river water dilution ratios for treated sewage effluent The 62nd Sewerage Research Presentation
Survey report on trends and effects of regional collaboration in France The 62nd Sewerage Research Presentation
A study on polymer use as a countermeasure for wet-weather inflow and infiltration at bypass-type sewage treatment plants The 62nd Sewerage Research Presentation
Initiatives to improve the efficiency of disaster damage assessment following the 2024 Noto Peninsula Earthquake: A case study The 62nd Sewerage Research Presentation
Reviewing facility development plans through staff workshops and related initiatives: A case study FY2024 Technical Report Collection of the Association Of Water And Sewage Works Consultants Japan (No. 39)
Evaluation of chemical mixing performance in sedimentation tank effluent areas and study of trough improvement methods FY2024 Technical Report Collection of the Association Of Water And Sewage Works Consultants Japan (No. 39)
Long-distance pressure conveyance design in the context of the reorganization of rural community wastewater treatment facilities FY2024 Technical Report Collection of the Association Of Water And Sewage Works Consultants Japan (No. 39)
Current status of, and deterioration trends in, water pipeline bridge inspection work throughout Japan IEE-Japan Annual Conference on Electronics, Information, and Systems
Improvement of the “Simple Support Tool” for asset management: Support for type 4D and functional enhancements FY2025 Japan Water Works Association National Conference Waterworks Research Presentation
DX in construction supervision using online storage: A case study on improving the efficiency of priority construction supervision FY2025 Japan Water Works Association National Conference Waterworks Research Presentation
Support for the formulation of inspection and rehabilitation plans for pipelines and related facilities FY2025 Japan Water Works Association National Conference Waterworks Research Presentation
Financial planning in the revision of water utility management strategies: A case study FY2025 Japan Water Works Association National Conference Waterworks Research Presentation
Evaluation of chemical mixing performance in sedimentation tank effluent areas and study of trough improvement methods (II) FY2025 Japan Water Works Association National Conference Waterworks Research Presentation
Visualization of CO2 emissions in the water supply process: A case study FY2025 Japan Water Works Association National Conference Waterworks Research Presentation
Necessity of updating riverbed gradient data to improve the accuracy of flood-time flow prediction in AIST-SHANEL The 59th Annual Meeting of the Japan Society on Water Environment
Long-term evaluation of N2O emission characteristics and estimation of generation mechanisms in a full-scale anaerobic-aerobic activated sludge process The 59th Annual Meeting of the Japan Society on Water Environment
Simulation of plastic reduction effects in coated fertilizer capsules with marine biodegradability The 59th Annual Meeting of the Japan Society on Water Environment
Parameter identification for flow analysis in AIST-SHANEL using particle swarm optimization (PSO) The 59th Annual Meeting of the Japan Society on Water Environment

Past Achievements

2019

Awarding Organization nd Award Details Title of Paper Presenter
Japan Sewage Works Association
Planning and Steering Committee, Japan Annual Technical Conference on Sewerage
Poster Presentation Session First Prize
Case Study of Regional Revitalization Methods Utilizing the Appeal of Water
- Young People’s Discussion of the Future in Terms of Water
Tsushima Yuki
Japan Sewage Works Association
Dissertation of Honorable Mention, Journal of Japan Sewage Works Association
Experimental Research on the Occurrence of Underground Cavities and the Risk Level of Ground Surface Subsidence Caused by Sewer Pipes Konishi Yasuhiko
Fukunaga Kenichi
Omine Shuichi and others
The Association of Environmental & Sanitary Engineering Research, Kyoto University
Outstanding Project Award
Construction of Flood Risk Maps for Water Supply Systems Using National Land Numerical Information Sugiura Junichi and others

Past Achievements

2024

Awarding Organization Names of Commended Services
Ministry of Land, Infrastructure, Transport and Tourism University lectures on water circulation and water infrastructure by working professionals, incorporating the latest in societal and on-site practices
Japan Sewage Works Agency FY2023: Basic design (water resistance diagnosis) for the reconstruction of the public sewer system in the city of Toyama
Eastern Osaka Basin Sewerage Office, Osaka Prefectural Government Neyagawa basin sewerage: Daito (2) Supplemental Trunk Line — Detailed design of pipe facilities (R4-1)
Japan Sewage Works Agency FY2023: Detailed design services for the town of Motobu’s Purification Center
Japan Sewage Works Agency FY2023: Formulation of a water resistance plan for the public sewer system in the city of Yonago
Japan Sewage Works Agency (East Japan Headquarters) FY2023: Detailed design services for the city of Kashiwazaki’s Natural Environment Purification Center
Japan Sewage Works Agency (East Japan Headquarters) FY2023: Basic design for reconstruction of the Toukadai Wastewater Relay Pump Station in the city of Komaki (seismic implementation plan [nonlinear analysis])
Japan Sewage Works Agency (East Japan Headquarters) FY2023: Planning and design services for public sewer system in the towns of Asahi and Kawagoe (comprehensive stormwater management plan)
Keihin River Office, Kanto Regional Development Bureau, Ministry of Land, Infrastructure, Transport and Tourism FY2023: Flood disaster prevention information planning for the Keihin River system
Omoi River Development and Construction Office, Japan Water Agency Water use benefit analysis
Hitachi River and National Highway Office, Kanto Regional Development Bureau, Ministry of Land, Infrastructure, Transport and Tourism FY2023: Naka River environmental improvement project planning
Japan Sewage Works Agency (West Japan Headquarters) FY2023: Formulation of a comprehensive stormwater management plan for the public sewer system in the city of Akaiwa
Chikugo River Bureau, Japan Water Agency Water quality forecasting and evaluation for coordinated dam operations