Approximately 15 companies operate at this heliport including Airbus Helicopters, Aero Asahi, DHC Helicopter Division, Ibex Aviation, Akagi Helicopter,  Minebea, Noevir Aviation, Shin Nihon Helicopters, All Nippon Helicopter and Toho Air Service.
This passage describes the presence of 15 companies at a heliport, including well-known names like Airbus Helicopters and DHC Helicopter Division.