Takamatsu Satoshi replaced by Prokopyev Sergei as backup for Soyuz TMA-18M.
Additional information:
Worked for Dentsu Inc. Founder, Chief Executive Officer and Chief Creative Director of creative agency "Ground" since 2005, also
from "Space Travel" and "Space Films". Received a Bachelor of Science in Solid state physics from the University of Tsukuba, 2003.
He has already having 3 space projects on board the International Space Station. In 2001, his company "Space Films" shot the Pocari
Sweat commercial in HD in space, and in 2005 the last episode for the Nissin Cup Noodles NO BORDERS series. In 2008, his agency
conducted the Olympus space project as well, in which astronaut Koichi Wakata took photographs of Earth from the Japanese module
Kibo and they used those for a photography exhibition.