本ほん場ば所しょ

noun

official sumo tournament; Grand Sumo Tournament

Refers specifically to one of the six annual professional sumo tournaments sanctioned by the Japan Sumo Association. Often used in contrast to exhibition tours (花相撲) or other unofficial events.

• 来らい月げつの本ほん場ば所しょは名な古ご屋やで行おこなわれます。

  Next month's official sumo tournament will be held in Nagoya.

• 本ほん場ば所しょでは、横よこ綱づなの土ど俵ひょう入いりが見みられる。

  At the Grand Sumo Tournament, you can see the yokozuna's ring-entering ceremony.