Hot answers tagged culture
Generally putting XX is fine unless formal. People use that a lot orally. X is usually pronounced as 叉, but can vary based on region. Formally and also very commonly for missing name is using 某. 王某 (someone with surname 王 and one-character given name) 王某某 (someone with surname 王 and two-character given name) 某某/某某某 (very general, someone with unknown ...
□ (white square) is used to indicate that some characters are missing or unrecognizable. Each white square correspond to one such character. See 虚缺号的用法.
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