The last H-II Transfer Vehicle "Kounotori" will be launched on an H-IIB 304 launch vehicle, carrying 6,200 kg (13,669 lbs) of supplies and science experiments to be conducted by astronauts aboard the International Space Station. Kounotori 9 will be the last original HTV spacecaft : its successor scheduled to launch in February 2022 will be the first of the new HTV-X version.
H-IIB (H2B) is an expendable launch system used to launch H-II Transfer Vehicles (HTV, or Kounotori) towards the International Space Station. H-IIB rockets are liquid-fuelled with solid-fuel strap-on boosters and are launched from the Tanegashima Space Center in Japan. Mitsubishi and JAXA have been primarily responsible for design, manufacture, and operation of H-IIB.
Kounotori 9 is the ninth HTV spacecraft. It is scheduled to launch in May 2020 on a resupply mission to the ISS.H-II Transfer Vehicle (HTV) Details
Mitsubishi Heavy Industries, Ltd. is a Japanese multinational engineering, electrical equipment and electronics company headquartered in Tokyo, Japan. MHI is one of the core companies of the Mitsubishi Group. MHI's products include aerospace components, air conditioners, aircraft, automotive components, forklift trucks, hydraulic equipment, machine tools, missiles, power generation equipment, printing machines, ships and space launch vehicles. Through its defense-related activities, it is the world's 23rd-largest defense contractor measured by 2011 defense revenues and the largest based in Japan.INFO WIKI