noun
Refers specifically to the chess piece. In Japanese chess contexts, the English loanword ビショップ is standard.
チェスでは、ビショップは斜めに動く。
In chess, the bishop moves diagonally.
noun
Refers to the Christian clerical rank. In Japanese, 司教 (しきょう) is the more common native term, but ビショップ is used in some contexts, especially when referring to Western churches or in translated materials.
その教会のビショップは、日曜日のミサを執り行った。
The bishop of that church conducted Sunday Mass.