There are two stories regarding this name, one is that it was granted by Buke Denso (at that time, Sadaisa NOMIYA and Masanori ASUKAI), and the other is that it was granted by Katamori MATSUDAIRA, feudal lord of the Aizu Clan.
なお、隊名は武家伝奏（当時は野宮定功と飛鳥井雅典）から賜ったという説と、会津藩主・松平容保から賜ったという二つの説がある。