This is the 9679th most frequent Japanese word.
艦上
"艦上" (Kanjō) means "onboard a ship" or "on a warship."
Here, "艦上" refers to the location on the ship where the officer is situated.
海軍士官は艦上で指示を出しました。
The naval officer gave instructions aboard the ship.
In this case, "艦上" is used to describe the source or vantage point of the view, indicating the ship's deck or surface.
艦上の夜景はとても美しいです。
The night view from aboard the ship is very beautiful.
Here, "艦上" conveys the setting where the discussion took place, emphasizing the environment of the ship.