Rocket engine maker Mitsubishi reports that the first operational Japanese H2A booster launch will be made in September.
Two test flights were made in August 2001 and February this year.
The company, which is part of the Society of Japanese Aerospace Companies (Hall 1, E10) at the show.
The H2A will launch the first Japanese data relay and tracking satellite into 36,000km geostationary orbit and an Unmanned Space Experiment Recovery System (USERS) spacecraft, which will operate in 500km low-Earth orbit.
USERS comprises a re-entry module which will return to Earth after 34 weeks with microgravity experiments.
Source: Flight Daily News