noun
yokozuna; grand champion
The highest rank in professional sumo. Refers to the wrestler holding that rank.
彼はついに横綱に昇進した。
He was finally promoted to yokozuna.
横綱の土俵入りはとても迫
The yokozuna's ring-entering ceremony is very powerful.
noun
best in its field; cream of the crop
Figurative extension: the top person or thing in any domain, likened to the sumo grand champion.
彼は業界の横綱と呼ばれている。
He is called the yokozuna of the industry.
このレストランはこの地域の横綱的存在だ。
This restaurant is the cream of the crop in this area.