also: げいせん
noun
game arcade; video arcade
Casual abbreviation of ゲームセンター. Common in everyday conversation.
See also: ゲームセンター
放課後、友達とゲーセンに行った。
After school, I went to the game arcade with my friends.
あのゲーセンには新しい格闘ゲーム
I heard that game arcade got a new fighting game.