Grammar - Beginner - Part 3
kana かな
Informal particle meaning: I wonder if...
It can be replaced with kashira かしら (used mostly by women).

1. At the end of sentence

電車に間に合うかな。
Densha ni maniau kana.
I wonder if I will be in time for the train.

彼女も来るかな。
Kanojo mo kuru kana.
I wonder if she will come, too.

これでいいかな。
Kore de ii kana.
I wonder if this is all right.

2. After (adjectival) noun (+ na no なの)

これは誰のかばん(なの)かな。
Kore wa dare no kaban (na no) kana.
I wonder whose bag this is.
(na no なの after the adjectival noun is often dropped)

3. After conjunctive form of verb + temo ii てもいい
窓を開けてもいいかな。
Mado o aketemo ii kana.
I wonder if it's okay to open the window.