How to say "specifics" in Japanese

• 詳細しょうさいJLPT N1approx.Common
  nounCovers 'specifics' in the everyday sense: the particulars of a plan, event, or situation. This is the word you want when simply asking for the specifics of an arrangement, announcement, or proposal.
• 明細めいさいCommon
  nounAlso renders 'specifics', but typically when they form an itemized, line-by-line breakdown, especially of money such as charges or payments; for the specifics of a plan, 詳細 is the more natural choice.
  明細めいさいを教おしえていただけますか。↗

  I'd like you to itemize the charges.

Choose 詳細 for the general sense of 'the specifics' of a plan, event, or situation, and 明細 when the specifics amount to an itemized, line-by-line breakdown, especially of charges or payments.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• 詳細しょうさいdetails
• 明細めいさいdetails