Tenchijin’s "KnoWaterleak" Surpasses 100 Cumulative Municipal Contracts in Japan
From Daily Leak Surveys to Long-Term Pipe Renewal, Satellite Data and AI Now Support Water and Sewer Decisions Nationwide TOKYO, JAPAN – Media OutReach Newswire – 16 September 2026 – Tenchijin Inc., a space-tech innovator founded as a JAXA venture, announced that “Tenchijin COMPASS KnoWaterleak,” its water DX solution using satellite data to support sustainable water utility management, has surpassed 100 cumulative municipal contracts*. (*Including renewals) Since launching in April 2023, the service has been adopted and renewed by utilities across Japan, expanding from leak risk assessment into pipe renewal planning and, most recently, inspection planning for sewer pipelines. Addressing Risks Hidden Underground Japan records over 20,000 leakage incidents a year, mostly caused by aging pipes. Roughly 189,000 km of the network is now over 40 years old (Japan Water Works Association, FY2023), and renewal costs around JPY 200 million per kilometer. With tight budgets and a shrinkin...