when

Itsu asks when. Unlike specific time words it does not take the particle ni. It sits where the time expression would go in the answer.

Examples

• 誕生日たんじょうびはいつですか。

  Tanjoubi wa itsu desu ka.

  When is your birthday?

• いつ日本にっぽんに来きましたか。

  Itsu Nihon ni kimashita ka.

  When did you come to Japan?

Vocabulary in these examples

• 誕生日 birthday
• いつ when
• 来る to come

Related patterns · Question words

• 何（なん / なに） what
• だれ / どなた who
• どこ where
• いくら how much (price)
• どう / いかが how; how about
• どうして / なぜ why