rented coaching stock
Sumo term for a wrestler who is temporarily promoted to a higher rank by borrowing the stock (kabu) of another wrestler, usually to fill a vacancy in the banzuke.
彼は借株で関取になった。
He became a sekitori through rented coaching stock.
借株
stock borrowing
Finance term for borrowing shares, typically for short selling or other trading strategies.
借株のコストが上昇している。
The cost of stock borrowing is rising.
A wrestler with rented stock loses the position when the original stockholder retires.
空売りをするには、まず借株をする必要がある。
To short sell, you first need to borrow shares.