This is the 5152nd most frequent Japanese word.
進軍
"Advance of troops" or "military march."
Describes the military action of advancing.
軍隊が進軍を開始しました。
The army began its advance.
Refers to directing an advance within a strategic game context.
プレイヤーがゲーム内で敵の基地への進軍を指揮しています。
The player is commanding the advance towards the enemy base within the game.
Refers conceptually to examples of significant marches or advances in history.