How to say "release" in Japanese

Choosing the right word
  • 解放かいほうJLPT N2approx.Common
    noun, suru verb, transitive verbCovers release as liberation or emancipation — freeing people, animals, or even emotions and energy from confinement, oppression, or restraint. Think of freeing prisoners or unleashing pent-up feelings.
    人質ひとじちは解放かいほうされるだろう。↗
    The hostages will be released.
  • 放すはなすJLPT N3approx.Common
    godan verb, transitive verbA common verb for physically releasing something held or confined: letting go of a rope, or setting a captured bird free. It is the plain action of letting something go.
    その犬いぬはボールを放はなそうとしなかった。↗
    The dog wouldn't let go of the ball.
  • noun, suru verb, transitive verbThe loanword for the release of films, products, software and the like — putting something new on the market or before the public. It also covers publication in this sense.
    Mozilla Foundationは5月がつ1日ついたち、メール/ニュースクライアントソフトの最新版さいしんばん「Thunderbird 2.0.0.14」をリリースした。↗
    The Mozilla Foundation released the latest version of its email/news-client software, "Thunderbird 2.0.0.14" on May 1st.
  • 手放すてばなすCommon
    godan verb, transitive verbMeans letting go of something one is holding — releasing your grip or dropping what you carry. For freeing prisoners or launching products it is not the word you want.
  • 開示かいじCommon
    noun, suru verb, transitive verbFormal release or disclosure of information and documents — companies disclosing financial data, authorities releasing records, evidence being disclosed. It is the official, procedural sense of release.

Choose 解放 for freeing from confinement or oppression, 「放す」 and 「手放す」 for physically letting go of something held, 「リリース」 for launching films and products, and 開示 for formally disclosing information or documents.

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

Japanese equivalents
See also

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

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