noun, noun which may take the genitive case particle 'no'
on the board
Used in the context of board games like shogi, go, chess, etc., to refer to the state or position on the game board. Often used with の to modify nouns.
盤上の駒の配置をよく見てください。
Please look carefully at the arrangement of the pieces on the board.
彼は盤上の戦いに集中している。
He is concentrating on the battle on the board.