1.
date and time
The specific day and hour when something takes place or is scheduled.
Please let me know by email when the date and time for the interview is decided.
日時 is the date and the clock time treated as one piece of information. It is the heading you see on invitations, notices, and booking forms, normally next to 場所.
Common collocations
Similar words
Related Words
Related:
日付 (date)
Related:
時刻 (time (on the clock))
Related:
年月日 (date (year, month, and day))