〜かねる is a polite way to say "cannot" or "find it difficult to" — often used to decline requests tactfully.
Inability - Cannot bring oneself to do
Polite refusal - Regrettably unable to
I''m unable to comply with that request.
Very common in business Japanese for polite refusals.
Verb ます-stem + かねる
- 応じかねる (unable to comply)
- 決めかねる (unable to decide)
Polite/formal — softer than できない
Common in business: 〜かねます (polite negative)
We are unable to accommodate your request.
It's a situation where I find it hard to say anything.
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