 They were promoted to the JSL's Second Division in 1984 and immediately made an impact, being promoted to First Division as runner-up.Despite being relegated at the first attempt in 1985, they bounced back up again in 1987 and would never leave the top flight until their demise.The club's name, adopted upon professionalization for the J.League, sprang from the German word "", meaning "wing" or "wings" ("Flügels" is an anglicised plural, where the original German word has only one form which can both represent singular and plural).