Windows のバージョンに合わせて追加の言語パックをダウンロード、インストール、構成する方法について説明します。

Microsoft Japanese IME is available in currently supported versions of Windows. If any issues are encountered with the current version of IME, IME supports a compatibility setting that allows using the previous version of IME instead.

Learn how to change Windows display language and keyboard/input layout settings. These settings affect the language displayed in Windows, in apps, and at websites.

Microsoft SwiftKey supports Japanese flick on behaviour setting from version 7.4.8 onwards. The option to enable flick on behaviour is available to all users with 'Japanese' language.

Office uses the default input language in the Windows operating system to determine the default language for Office programs. For example, if the default input language for the Windows operating system is Japanese, the default language for all Office programs is also Japanese.

At the top of the page, select Settings and then select General > Language and time. In the Language (Country/Region) field, select your language. Select Save. Open Outlook and select the File tab then select Options > Language.

These updates fix some issues for language packs as described in this article. You can follow the steps to install these updates to add one or more language packs to your system. Note You do not have to install these updates if the corresponding language packs are already installed on the system.

Microsoft 365 用言語アクセサリ パックをダウンロード、インストール、構成して、表示、ヘルプ、および校正ツールを Microsoft 365 に追加する方法について説明します。

Use the Add a language feature to install another language for Windows 11 to view menus, dialog boxes, and supported apps and websites in that language. To do this: Select Start > Settings > Time & language > Language & region. Open Language settings Go to Preferred languages, select Add a language. In Choose a language to install, enter and select the name of the language that you want to ...

Within Windows 10 and Windows 11 settings, you can install different language packs to translate and read content aloud in different languages. To install a new language, Open the Language or region settings. Open settings. Select Add a language. Search for a language in the search bar or choose one from the list.