かねるkaneru“unable to do something; can't do something”

かねる means unable to do something; can’t do something. It is a JLPT N2 Japanese grammar pattern used to express that the speaker finds it difficult, inappropriate, or impossible to do something — often a polite refusal.

This grammar point often appears in essays, formal writing, conversations, and JLPT N2 reading passages. If you want to express that the speaker finds it difficult, inappropriate, or impossible to do something — often a polite refusal, かねる is a useful pattern to learn because it adds natural precision to your Japanese.

What does かねる mean?

Use かねる when you want to express that the speaker finds it difficult, inappropriate, or impossible to do something — often a polite refusal.

Natural translations include:

• unable to do something; can’t do something

How to form かねる

Verb (ます-stem) + かねる

Examples of the pattern:

• 分かりかねる
• 賛成しかねる

When is かねる used?

Use かねる in situations like:

• politely or formally refusing or expressing inability

Tone and register:

• formal/polite; softens refusals
• Common in test questions, essays, daily conversation, and JLPT N2 reading

かねる example sentences

• その質問にはお答えしかねます。 — I’m afraid I cannot answer that question.
• その提案には賛成しかねます。 — I’m unable to agree with that proposal.
• ちょっと分かりかねますので、担当者にお聞きください。 — I’m afraid I’m not sure, so please ask the person in charge.
• 彼の行動は理解しかねる。 — I can’t understand his behavior.
• 申し訳ありませんが、その件は引き受けかねます。 — I’m sorry, but I’m unable to take on that matter.

After reading each sentence, ask what job かねる is doing: the speaker finds it difficult, inappropriate, or impossible to do something — often a polite refusal.

Nuance of かねる

The key nuance is the speaker finds it difficult, inappropriate, or impossible to do something — often a polite refusal.

For example:

• In context, it carries a specific, nuanced meaning that a simpler pattern would not convey.
• Compared with できない, it carries a different weight and implication.

かねる vs できない

かねる:

• the speaker finds it difficult, inappropriate, or impossible to do something — often a polite refusal

できない:

• cannot (direct/plain)

Quick contrast examples:

• お答えしかねます。
• 答えられません。

Common mistakes with かねる

Watch out for these mistakes:

• Translating it too literally without understanding the nuance
• Using it in contexts where the situation doesn’t match the grammar’s core meaning
• Confusing it with similar-looking but different grammar patterns

A helpful practice method is to write one sentence with かねる, then rewrite it with できない. If the meaning or tone changes, explain that difference in your own words.

Is かねる on the JLPT?

Yes. かねる is commonly taught as JLPT N2 grammar.

That means learners should be able to:

• recognize it in reading
• understand its nuance in context
• use it in simple original sentences

Practice questions for かねる

• Use かねる in a sentence about a personal experience or observation.
• Write a sentence where the nuance of かねる is necessary.
• Compare かねる with できない in your own example.

Learning path for かねる

To learn かねる efficiently, start with its formation, then compare it with similar patterns, and finally practice in context.

1. First, make sure you can form かねる without looking at the pattern chart.
2. Next, compare it with できない.
3. Finally, write sentences where かねる is necessary; then check whether replacing it with one of the related patterns below changes the meaning.

Related grammar to review next

• ものではない — because it also involves what one should or shouldn’t do
• まい — because it also expresses negative intention or inability
• 得ない（えない） — because it also involves logical impossibility

Learn かねる with Hane

If you want to review かねる together with the related patterns above, Hane helps you practice Japanese in short, focused sessions.

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