noun
right-handed outside grip on the opponent's belt
Sumo term: gripping the opponent's belt from the outside with the right hand, often used to set up throws.
横綱は右上手を取って寄り切った。
The yokozuna got a right-handed outside grip and forced his opponent out.
Inside grip on the belt, as opposed to the outside grip of 上手.
Compound of 右 (right) and 上手 (overhand/outside grip in sumo context).