It mainly hosts mixed martial arts, boxing and professional wrestling events.

From 1994 to 2004, the place was used as a live venue known at the time as Liquid Room.

In 2004, Liquid Room moved out of Humax Pavilion Shinjuku.

The place was renovated as an event hall for sports and re-opened on July 29, 2005 (2005-07-29).

[1] The hall was officially opened on July 29, 2005, with the first event being a women's martials arts competition called W-FACE.