The Shin Marunouchi Building (新丸の内ビルディング, Shin Marunouchi Birudingu), or New Marunouchi Building, is the highest building of the Chiyoda ward in Tokyo. The building was completed on April 19, 2007, and open to the public on April 27, 2007. It is often called as "Shin Maru Biru" in short.