two highest-ranked wrestlers in juryo division
Sumo term. Refers to the two wrestlers at the top of the juryo division, just below the makuuchi division.
The wrestler at the top of the juryo division was promoted to the makuuchi division.
十両 is the second-highest division in professional sumo; 十両筆頭 specifically refers to the top-ranked wrestlers within that division.
幕内 is the top division in professional sumo, directly above the juryo division.
Compound of 十両 (juryo, the second-highest sumo division) and 筆頭 (head, top).