You can check the details of the venue here (in Japanese); https://www.dst.titech.ac.jp/outline/facility/hall.html
A 5-minute walk from Ookayama Train Station(Tokyu Oimachi Line and Tokyu Meguro Line).
大岡山駅(東急大井町線、東急目黒線)から徒歩5分程度です。
Google Map https://goo.gl/maps/frofFyrjaDgb699g7