On October 23, Mori Trust announced plans for a 180m mixed-use building for the former Toranomon Pastoral building site in Toranomon 4 Chome.
The 36-storey building will contain a hotel, serviced apartments, office and retail space. Construction is scheduled to begin in 2015 with completion by 2018. The new building will be approximately 500 meters from the proposed new station along the Hibiya Line.