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![A sign showing that large suitcases are allowed on city buses is seen on a bus in Yeongdo District, Busan, on April 1. [YONHAP]](https://image.koreajoongangdaily.com/12538763.jpg?imageId=12538763&width=240&height=184&format=webp&format=jpg)
![A sign at a passenger check-in counter of Jeju Air at Incheon International Airport instructs passengers on regulations regarding the transportation of various items in luggage, Feb. 6. [YONHAP]](https://image.koreajoongangdaily.com/11931295.jpg?imageId=11931295&width=240&height=184&format=webp&format=jpg)