How to say "opinion" in Japanese

Choosing the right word
  • 意見いけんJLPT N4approx.Common
    nounThe everyday word for what a person thinks and states: asking for, giving, or exchanging opinions in conversation, at meetings, or in writing. Covers 'opinion', 'view', and 'comment'.
    ここではどんどん意見いけんをおっしゃってかまいません。↗
    You can speak out freely here.
  • 見解けんかいJLPT N3approx.Common
    nounA considered view or interpretation of a situation, the kind of thing officials, experts, and organizations state publicly; use it for an assessed position on an issue, not casual opinions.
    あなたの見解けんかいは私とは正反対せいはんたいです。↗
    Your views are quite opposite to mine.
  • 知見ちけんCommon
    nounThis is really knowledge, information, or insight gained through experience; despite the 'opinion' sense, it is seldom the word you want for 'opinion' — 意見 or 見解 fits better.
  • 所存しょぞんCommon
    nounA formal word for one's intentions or declared thoughts, heard in speeches and official statements; for the ordinary sense of 'opinion' it is seldom the right choice.
    乗のりかかった船ふねということでやっていく所存しょぞんです。↗
    I've come this far, so I'll keep going.
  • nounThe loanword, with the same meaning as English 'opinion'; it appears chiefly in set phrases and media contexts, so 意見 is what you want in ordinary speech.

Use 意見 for opinions in everyday speech, 見解 for a considered, often official interpretation, 知見 for knowledge and insight rather than opinion, 所存 for formally declared intentions, and 「オピニオン」 as the loanword in set phrases.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

Japanese equivalents
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JLPT vocabulary levels are community estimates, not official (no official lists have been published since the 2010 revision).

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