Korean pronunciation lookup
상공을
Said in one Korean podcast line.
그러거나 말거나 일본 상공을 지나갔다는 점.
Regardless, the fact that it passed through Japanese airspace.

박진호의 시사전망대[17/8/31] 시사전망대 전체방송 다시듣기
The shows belong to their publishers, and each line plays from the publisher’s own file. Translations are machine-made. Korean books and courses on Amazon (affiliate link).