From the outside it’s a plain black parasol, with two fluffy black tassels like the ones on Maetel’s cape.
Beloved mother figure Maetel from Leiji Matsumoto’s Galaxy Express 999 is one of the most fondly remembered characters in anime, with tributes of all sorts spanning media.
Lumiebre is well known in Japan for their umbrella and parasol designs targeted to the goth lolita set.