Go
The Game Of Go
noun
When do you surround your enemy's Go pieces with your own? When you're playing Go!
碁 and 囲碁 are exactly the same thing, but 碁 sounds slightly more formal and 囲碁 is more common when talking about the game of Go in everyday conversations.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
囲碁教室に通い始めてから、少し上達しました。
I've improved a bit since I started going to a Go class.
週末に友達と囲碁を打ちました。
I played Go with a friend over the weekend.
彼は囲碁トーナメントの決勝に進みました。
He advanced to the finals of the Go tournament.
僕が囲碁を始めたきっかけは、漫画だった。
A manga was what got me into Go.