一ひと升ます

noun

one square on a grid; one cell

Refers to a single unit square or cell in a grid, such as on graph paper, a game board, or a spreadsheet.

• この方ほう眼がん紙しの一ひと升ますは一いちセンチです。

  One square on this graph paper is one centimeter.

• 将しょう棋ぎ盤ばんの一ひと升ますに駒こまを置おく。

  Place a piece on one square of the shogi board.