At Busan Station, Olive Young Busan Station (2F waiting hall) opens at 8:30 am,

so you can stop by before an early KTX, and closes at 10 pm. The Busan Station store outside (197 Jungang-daero) opens at 11 am. Klairs Blue EGF mist 100ml comes with a Detective Conan keyring, 440+ reviews. Browse the waiting hall before your KTX leaves.