Kasia Duma has seen 11 bands.

Band Concerts Seen
  Big Time Rush 1 concert
  CIX 1 concert
  (G)I-DLE 1 concert
  Jonas Brothers 1 concert
  Kep1er 1 concert
  MAMAMOO Plus 1 concert
  Monsta X (Shownu X Hyungwon) 1 concert
  SF9 1 concert
  THE BOYZ 1 concert
  The Rose 1 concert
  ZEROBASEONE 1 concert