Go Board
noun
A go tray is a tray for playing the game "go." This tray is a go board.
ごばん
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
濡れ衣だよ。じいちゃんの碁盤を壊したのは俺じゃないよ。
That’s a false accusation. I didn’t break grandpa’s Go board.