Tokyo Kisen. 

Tokyo Kisen Co.,Ltd., established in 1947 with its headquarters in Yokohama-shi, Japan, is a multifaceted maritime enterprise with operations in Japan and globally. The company primarily focuses on the tugboat industry, offering a comprehensive suite of services. These include assisting large vessels with berthing and departure in ports, providing escort services for ships transporting dangerous goods, and facilitating pilot transfers. Furthermore, Tokyo Kisen is deeply involved in maritime safety and disaster preparedness, delivering critical services such as ship rescue, surveillance, oil spill recovery, firefighting, and life-saving operations, alongside crew transport and general vessel support. Beyond these, it supports marine logistics through mooring and patrol boat services. The company also extends its activities into passenger transport, managing scenic cruise lines like Marine Shuttle, Marine Rouge, and Sea Bus, as well as operating car ferry routes.