Help with photo needed!!!

[Castor Krieg]

Hi every1, I need a quick help with the photo below:

http://www.pantsu.neostrada.pl/a.jpg

Can anyone tell me what is this sport hall called and what sport events are held there!

Thanks a lot!

 

[pipokun]

It is Ryogoku Kokugikan in Tokyo.
From sumo to professional wrestling, not sports but concerts are also held there.

 

[Castor Krieg]

Thanks a lot! I've tried to google it and search for any sport halls any such, but with no luck. Thanks!