Ryōgoku Kokugikan, also known as Ryougoku Sumo Hall, is an indoor sporting arena located in the Yokoami neighborhood of Sumida, one of the 23 wards of Tokyo in Japan, next to the Edo-Tokyo Museum. It is the third building built in Tokyo associated with the name kokugikan. The current building was opened in 1985 and has a capacity of 11,098 people.
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