How to tell them apart
かな and かしら both express wondering, but かしら is essentially a female-speech version of かな. かな is used by anyone, though it's more common in male speech, while かしら is used by women. The core distinction is speaker gender: かな (誰かな) works for anyone, かしら (誰かしら) sounds feminine.
- かな Use かな when you want to express wondering regardless of gender.
- かしら Use かしら when a female speaker expresses wondering about something.
| Grammar point | Meaning | JLPT level |
|---|---|---|
| かな kana | expresses wondering about something; also a soft hope | N3 |
| かしら kashira | expresses wondering; used in women's language | N4 |
かな kana
expresses wondering about something; also a soft hope
かな adds a wondering tone to a question the speaker asks themselves, often followed by と思う or って思う when reporting that thought. It follows plain-form sentences, with の inserted before な (のかな) after nouns and na-adjectives. It is casual, used in spoken or informal writing.
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みんなもそうなのかな、と思うことくらいしかできない。
I can only wonder if this is the same for everyone else.
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明日、時間があるかなって思ってたんだけど・・・。
I was wondering if you were free tomorrow.
かしら kashira
expresses wondering; used in women's language
かしら ends a sentence to express wondering, and it is used in female speech. It attaches to the plain form of verbs and i-adjectives, and to nouns or na-adjectives with な before it, often following a question word or じゃない.
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テニスウェアってなんでミニスカートなのかしら？
I wonder why tennis is played in mini-skirts.
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動き始めるまで待った方がいいんじゃないかしら。
We may as well cool our jets and wait until it starts moving again.
かな and かしら are JLPT N4–N3 grammar points that Japanese learners often mix up. This page compares them side by side on meanings, usage and example sentences, so you can tell them apart.