conjunction
whoever; no matter who
Conjunction meaning 'whoever' or 'no matter who'. Used to introduce a clause where the identity of the person does not affect the outcome. Often followed by expressions like 〜ても or 〜だろう.
See also: であれ
誰であれ、遅刻したら注意します。
Whoever it is, I'll warn them if they're late.
誰であれ、この部屋に入ってはいけません。
No matter who you are, you must not enter this room.