noun
Almost exclusively used in proper nouns such as company names, brand names, or group names (e.g., ブラザーズ商会, ブラザーズ・グリム). Not used as a regular kinship term.
あの会社は「田中ブラザーズ」という名前だ。
That company is called 'Tanaka Brothers'.
「ブラザーズ・グリム」は有名な童話集だ。
'Brothers Grimm' is a famous collection of fairy tales.