喪も章しょう

noun

mourning band; mourning ribbon

A black ribbon or armband worn to express mourning, often at funerals or memorial events.

• 葬そう儀ぎでは、参さん列れつ者しゃが喪も章しょうを腕うでに付つけていた。

  At the funeral, attendees wore mourning bands on their arms.