彼(かの)女(じょ) kanojoを o最(さい)後(ご) saigoに ni見(み)た() mitaの noは waいつ itsuですか desuka。 When was the last time you saw her? Literal Her last [at-に] saw [nominalizer-の] [topic-は] when [copula-ですか]? 最後に見た means 'saw last.' いつですか asks 'when.' The cleft construction ~のは...いつですか focuses on the timing. timeeveryday conversation
彼(かの)女(じょ) kanojoを o最(さい)後(ご) saigoに ni見(み)た() mitaの noは waいつ itsuですか desuka。 When was the last time you saw her? Literal Her last [at-に] saw [nominalizer-の] [topic-は] when [copula-ですか]? 最後に見た means 'saw last.' いつですか asks 'when.' The cleft construction ~のは...いつですか focuses on the timing. timeeveryday conversation