Abstract
We have organized "Tsukuba Challenge 2011" between July and November in Tsukuba city. This year was the final year of five years planning of the Tsukuba Challenge organized since 2007. "Tsukuba Challenge" is The Real World Robot Challenge which aims to realize actual intelligent robots which can work in the real daily life environment. As the subject of Tsukuba Challenge 2011, the robots are required to run autonomously and safely for 1.4 km of a promenade street, a park and a public plaza in as well as the inside of the building in Tsukuba city center.