What does 屋上 mean?
屋上 is a Japanese noun meaning “rooftop” in English. It is written as 屋上 in kanji, おくじょう in hiragana, and okujou in romaji. This word is part of JLPT N4 vocabulary.
Example sentence
デパートの屋上にアドバルーンが上がっている。
There is an advertising balloon flying above the department store.