Translation guide
The quality of being trusted or believed. In Japanese, this is expressed through nouns like 信頼性 and 信用, as well as phrases about losing or gaining trust.
The quality of being reliable and worthy of trust, often used for information, sources, or people.
The most direct equivalent for 'credibility' in the sense of reliability and trustworthiness. Commonly used for data, sources, systems, etc.
この情報の信頼性は高い。
The credibility of this information is high.
その研究の信頼性が疑問視されている。
The credibility of that research is being questioned.
Often translated as 'trust' or 'credit', but can mean 'credibility' when referring to a person's or organization's reputation for honesty.
彼は嘘をついたので、信用を失った。
He lost credibility because he lied.
あの会社はまだ信用できる。
That company still has credibility.
A more formal term emphasizing the believability or authenticity of information, often used in legal or academic contexts.
その証言の信憑性が問われている。
The credibility of that testimony is being questioned.
When someone or something loses trust or believability.
The most common way to say 'lose credibility' for a person or entity.
あの政治家はスキャンダルで信用を失った。
That politician lost credibility due to the scandal.
More formal, often used for systems, data, or institutions.
データの改ざんにより、報告書の信頼性が損なわれた。
The credibility of the report was damaged by data fabrication.
Building trust or a reputation for reliability.
To gain credibility or trust.
彼は誠実な仕事ぶりで信用を得た。
He gained credibility through his honest work.
To build trust/credibility, often used in relationships or business.
顧客との信頼を築くことが大切だ。
It's important to build credibility with customers.
Expressing doubt about someone's or something's trustworthiness.
To doubt the credibility of something.
その記事の信頼性を疑う声が上がっている。
Voices are rising questioning the credibility of that article.
Simply stating that someone/something is not credible or cannot be trusted.
彼の話はどうも信用できない。
His story just isn't credible.
信頼性 is the broadest term for 'credibility' as a quality of being reliable. 信用 is more about personal trust or credit, often used for people and companies. 信憑性 is specifically about the believability of claims or evidence, and is more formal.
このデータの信頼性は保証できません。
We cannot guarantee the credibility of this data.
彼は嘘をついたので、もう信用できない。
He lied, so I can no longer trust him (he has no credibility).
目撃証言の信憑性が裁判で争われた。
The credibility of the eyewitness testimony was disputed in court.
While 信頼性 can be used for a person's reliability as a professional, it sounds odd for personal relationships. Use 信用 or 信頼 (trust) instead.
彼は信頼できる友達だ。
He is a trustworthy friend.