土俵際edge of the ring; verge; brink; critical moment; last moment
Noun
土俵入りentrance procession of wrestlers into the ring
Noun
土俵溜まりwaiting place for a wrestler beside the ring
Noun
土俵開きopening ceremony for the new ring in a stable
Noun
土俵祭りceremony to purify the ring before the start of a tournament
Noun