Foreign tourists in Busan are turning to social media to find restrooms, swapping locations and access codes for toilets in shops and cafes. A search for “Busan restroom passwords” on Xiaohongshu — China’s leading lifestyle and social commerce platform — returned dozens of posts as of Wednesday. In some posts, users share restroom locations and entry codes, while others checked whether the information was still accurate. The posts highlight a basic inconvenience for visitors at a time when the s