今(いま)は何時(なんじ)ですか。

This is the most common and direct way to ask for the current time. 'Ima' means 'now', and 'nanji desu ka' is the standard question for 'what time is it?'. It's useful in many daily situations to confirm schedules or appointments.

現在の時刻を尋ねる際に使う基本的な質問です。日常会話で頻繁に使われます。