ごばん碁盤goban
1.

A square board used for the game of Go, featuring a grid with nineteen horizontal and nineteen vertical lines, creating a total of 361 intersections for placing stones.

2.

A specific type of decorative pattern resembling the grid lines of a Go board, often used in textiles or design.

3.

The practice of dividing land or other surfaces into a regular grid layout, similar to the intersections of a Go board, for organization or design purposes.