The thegentlemen ransomware group listed Dink Co Ltd on its data leak site on 2026-07-16. Country: JP Domains named: dink.co.jp, co.jp, zoominfo.com Claim as published on the leak site: ***.co.jp zoominfo.com/c/dink-co-ltd/1340493249 Osaka-based Japanese company specializing in the development, design, and sale of wastewater treatment systems specifically for cardboard manufacturing plants. Originally founded as a cardboard printing ink manufacturer, the company leveraged its industry knowledge to transform into a dedicated water treatment equipment specialist in 2021. Today, their eco-friendly systems are installed and operational in over 430 factories across Japan, helping to clean industrial wastewater to safe environmental levels