A Japanese on-orbit servicing and space-sustainability company focused on orbital debris removal, satellite life extension and space situational awareness. Its ELSA-d demonstrator (2021) tested magnetic capture, and ADRAS-J (2024) rendezvoused with and inspected a spent H-IIA upper stage. It is developing ELSA-M for commercial debris removal and LEXI servicers for GEO. Listed on the TSE Growth Market in 2024.