coach without a special assignment in the Sumo Association
A sumo elder (toshiyori) who does not hold a specific executive or department role within the Japan Sumo Association. The term is used within the sumo world.
He is currently coaching younger wrestlers as a hira-toshiyori.
Compound of 平 (hira, 'ordinary, plain') and 年寄り (toshiyori, 'sumo elder'). The reading どしより is a rendaku form of としより.