Three of the six yearly Grand Sumo tournaments are held in Tokyo's Ryogoku Kokugikan. The large structure ... While it is a sumo-specific venue, the seating and layout are adjustable, allowing ...

This aerial photo taken from a Mainichi Shimbun helicopter shows the Ryogoku Kokugikan sumo arena in Tokyo's Sumida Ward. (Mainichi) TOKYO -- The Japan Sumo Association has announced that ...