Chanko Yatai

There are 1 day tour to watch sumou. 30,000yen at least per 4 person with 1 squared sheet. Actually it is hard to book any sheet personally, it is the best way to book via tour company. Hato-bus is one of popular tour companies in Tokyo.

Sumo ticket cost

The sumo wrestler practices at the belonging sumo wrestling room. I do not practice at Kokugikan so I can not see it. Depending on the sumo wrestling room, practice may be published, but the date and time of release is different depending on the room. Sumo wrestlers are training in each sumo wrestling room they belong to, not at Kokugikan, so you can not see it. Depending on the sumo wrestling room, training may be released, but the date and time is different depending on the room.

The ranking table is 55 yen

Yes

At shops in Kokugikan. But they are printed, not genuine.

Ofc. Why do you even ask