NOTE: -Kke follows V-ta and Adj-ta forms. In feminine speech, the verb forms tend to be desu, deshita and V-mashita.
1. Indicates a muted question in cases where there is information shared with an interlocutor that the speaker is trying to recall.
NOTE: InterlocutorーA person who takes part in a dialogue or conversation.
Ashita no kekkon-shiki wa, nanji ni hajimaru-n deshita-kke.
What time is the wedding going to start tomorrow?
「The wedding tomorrow-what time is it going to start?」
Anata no ie wa doko datta-kke.
Now, where was your house?
「Where did you say your house was?」
２．Indicates that the speaker is remembering something from the distant past.
Kono hen ni gakkō ga atta‐kke.
Didn't there used to be a school around here?
「I seem to remember that there was a school around here.」
Ano hito to yoku sake o nonda-kke.
Back in the old days, I used to go drinking a lot with him.
「I remember going drinking with him quite a bit.」
Hope this helps!
°˖ ✧◝(○ ヮ ○)◜✧˖ °こゆうきあいはら°˖ ✧◝(○ ヮ ○)◜✧˖ °