noun
demonstration parade; protest march
A public march or parade held to demonstrate a political or social stance; similar to デモ行進.
See also: デモ行進
労働組合が賃上げを求めて示威行進を行った。
The labor union held a demonstration parade to demand a wage increase.
More common and casual term for a demonstration march; 示威行進 is more formal and emphasizes the display of intent.
Compound of 示威 (じい, 'demonstration of power or intent') and 行進 (こうしん, 'march, parade').