also: ビヤガーデン
noun
beer garden
A venue, often outdoors or on a rooftop and especially associated with summer, where beer and food are served.
夏になると、駅前のビルの屋上にビアガーデンが開く。
In summer, a beer garden opens on the roof of the building in front of the station.
仕事のあと、同僚とビアガーデンでビール
After work, I had beer with my coworkers at a beer garden.