サービスバルコニー

noun

small balcony; service balcony

A small balcony, often attached to an apartment or hotel room, typically just large enough for an air conditioner unit or a few plants. The English term 'service balcony' is not widely used in this sense.

from English service balcony

• この部屋へやにはサービスバルコニーが付ついています。

  This room comes with a small balcony.

• サービスバルコニーに洗せん濯たく物ものを干ほす。

  I hang laundry on the service balcony.