In Nampo-dong, try Daiso Busan Nampo (46 Gudeok-ro) or Busan Gukje Market (13

Junggu-ro), both 10am–10pm. The large one is ₩3,000 with 14K+ orders. We haven't checked stock at each Busan store, so try the other one if sold out. Good for sunny days, even in fall and winter.