デモ参さん加か者しゃ

noun

demonstrator; marcher; picketer

Refers to a person taking part in a public protest, march, or picket line.

• デモ参さん加か者しゃたちは平へい和わ的てきな行こう進しんを続つづけた。

  The demonstrators continued their peaceful march.

• 多おおくのデモ参さん加か者しゃがプラカードを掲