Marching in formation; a procession or parade, such as a military march or demonstration.
デモ隊が市内を行進して要求を訴えた。
The demonstrators marched through the city to voice their demands.
式典では学生たちが行進して入場した。
At the ceremony, the students marched in to enter.
行進曲が流れる中で兵士たちが整然と進んだ。
Soldiers marched in order to the march music.