囲碁[igo] Go (board game of capturing territory)
碁石[goishi] Go pieces
碁盤[goban] Go board
碁盤の目[gobannome] intersection on a Go board
持碁[jigo] Go game resulting in tie or draw

碁会所[gokaijo] commercial go-playing parlour (parlor)
碁盤縞[gobanjima] check
詰め碁[tsumego] composed go problem
碁打ち[gouchi] go player