No, the arena is not granite! The flooring is a special clay packed very hard. It also has some straw in it to help bind it and to shape things like the ring.
No. Sumo is traditionally only for men.
Sumo is a Japanese sport. There are Chinese sumo wrestlers.
This depends on the sumo wrestler and wrestler in question. However, it can generally be agreed that sumo wrestlers are stronger. (However, many recreational/amateur sumo wrestlers are not strong)
There are Chinese Sumo wrestlers. Those that make the most money are wrestling in Japan.
YES Sumo wrestlers in ancient japan. Japanese sumo's opened there mouths and swallowed the flies that were on there faces
No, there are no weight classes in sumo. So a wrestler can be matched up with someone who is much heavier. That is why weight gain is so important in sumo training.
You normally have to pay for a ticket to get into the arena and to watch the matches. There are some exhibitions that may not require it, but typically they do.
No.
No. Sumo wrestling and other wrestling have nearly nothing in common-most wrestling involves fighting on the mat-if you touch the floor in sumo you lose..
Sumo wrestlers tend to carry a lot of mass, to make them more difficult to move and throw.
it is impossible to calculate the number of sumo wrestlers because there is always new ones.