User Interface

Prediction candidate window UI, showing suggestions of “to”.

Prediction candidate window offers typeahead candidates.  

General operations

At this state

Press this key

To do this

Before focus enters the candidate window

Tab 

Enter prediction candidate window.

Shift + Tab

Enter prediction candidate window.

Down arrow

Enter prediction candidate window.

Up arrow

Enter prediction candidate window.

With focus inside the candidate window

Tab

Move the selection down.

Shift + Tab

Move the selection up.

Down arrow

Move the selection down.

Up arrow

Move the selection up.

number

Select the corresponding candidate.

Enter

Select the focused candidate.

Other features

  • Suggested candidates can be customized under IME settings > [General] > Predictive Input.

    • Use input history

    • Use system dictionary

    • Use suggestion services (By turning this on, what you write will be encrypted and sent to Microsoft to get text suggestion from Bing.)

  • You can click cross icon or press Ctrl + Delete to remove the selected candidate. Note: Some candidates (e.g. dates) cannot be removed.

  • You can click magnifier icon or press Ctrl + B to search the selected candidate on the internet.

Conversion candidate window UI, showing conversion candidates of “kyou”.

Conversion candidate window offers candidates whose reading matches with what you type.

General operations

At this state

Press this key

To do this

Before focus enters the candidate window

Space

1st press: Convert what you type.

2nd press: Open conversion candidate window.

Shift + Space

1st press: Convert what you type.

2nd press: Open conversion candidate window.

With focus inside the candidate window

Space

Move the selection down.

Shift + Space

Move the selection up (Microsoft IME template) / down (ATOK template).

Down arrow

Move the selection down. (Microsoft IME template) / Select the focused candidate. (ATOK template)

Up arrow

Move the selection up.

Tab

Expand to table view.

number

Select the corresponding candidate.

Enter

Select the focused candidate.

Other features

  • IME can improve input accuracy based on what you type. This can be turned off / on at [Improve input accuracy based on what I type on this PC] setting in IME settings > [Learning and Dictionary].

  • You can manually add a new word to the IME dictionary from below.

    • [Open the user dictionary tool] in IME settings > [Learning and Dictionary].

    • [Add Word] in the context menu (right click menu) of the IME mode icon in notification area.

  • You can turn on / off system dictionaries at System dictionaries in IME settings > [Learning and Dictionary].

IME tool bar UI, showing IME mode button, IME pad entry, Dictionary tool entry, Kana input button, and Setting button.

IME supports a UI called IME toolbar which offers an alternative way to quickly invoke specific IME functions. IME toolbar is the UI renewed from the language bar.

Launch IME toolbar: Right click IME mode icon in notification area > [Show/hide IME toolbar]

Keyboard shortcuts

IME offers keys or combinations of keys to use IME functions.

Press this key

To do this

Hankaku/Zenkaku

Turn on / off Japanese input.

Eisu (Caps lock)

Toggle between Hiragana and Alphanumeric mode.

Hiragana

Enter Hiragana mode.

Alt + Hiragana

Switch between Kana input and Romaji input.

Prerequisite: Turn on [Switch Kana/Romaji input with Alt + Katakana Hiragana Romaji key] setting in IME settings > [General].

Shift + Hiragana

Enter Katakana mode.

Convert

Reconversion

Ctrl + Convert

Open IME context menu (Right click menu).

NonConvert

Toggle among Hiragana, Full-width Katakana, and Half-width Katakana.

Shift + NonConvert

Toggle between Half-width Alphanumeric and Full-width Alphanumeric mode.

ImeOn ([あ] key) *1

Enter Hiragana mode.

Alt + ImeOn ([あ] key) *1

Switch between Kana input and Romaji input.

Prerequisite: Turn on [Switch Kana/Romaji input with Alt + Katakana Hiragana Romaji key] setting in IME settings > [General].

Ctrl + ImeOn ([あ] key) *1

Reconversion

Shift + ImeOn ([あ] key) *1

Enter Full-width Katakana mode.

ImeOff ([A] key) *1

Enter Half-width Alphanumeric mode.

Ctrl + ImeOff ([A] key) *1

Toggle among Hiragana, Full-width Katakana, and Half-width Katakana.

Shift + ImeOff ([A] key) *1

Toggle among un-capitalized, all-capitalized, and first-character-capitalized full-width alphanumeric characters.

*1: ImeOn ([あ]) key and ImeOff ([A]) key are available on particular Japanese hardware keyboards. ImeOn key and ImeOff key work on the following operating systems.

  • Windows 10 Version 1903 (OS build 18362.1049 or later)

  • 1909 (OS build 18363.1049 or later)

  • 2004 (OS build 19041.388 or later)

  • Versions of Windows 10 later than 2004

For developers, please refer to Keyboard Japan - ImeOn / ImeOff Implementation | Microsoft Docs for more details.

Press this key

To do this

Hankaku/Zenkaku

Turn on / off Japanese input.

Eisu (Caps lock)

Toggle between Hiragana and Alphanumeric mode.

Hiragana

Toggle between Hiragana and Alphanumeric mode.

Alt + Hiragana

Toggle between Kana input and Romaji input.

Prerequisite: Turn on [Switch Kana/Romaji input with Alt + Katakana Hiragana Romaji key] setting in IME settings > [General].

Shift + Hiragana

Enter Katakana mode.

Convert

Turn on / off Japanese input.

Shift + Convert

Reconversion

NonConvert

Toggle between Hiragana and Half-width Alphanumeric mode.

Ctrl + NonConvert

Toggle among Hiragana, Full-width Katakana, and Half-width Katakana.

Shift + NonConvert

Toggle between Hiragana, Full-width Alphanumeric, and Half-width Alphanumeric mode.

ImeOn ([あ] key) *1

Enter Hiragana mode.

Alt + ImeOn ([あ] key) *1

Switch between Kana input and Romaji input.

Prerequisite: Turn on [Switch Kana/Romaji input with Alt + Katakana Hiragana Romaji key] setting in IME settings > [General].

Ctrl + ImeOn ([あ] key) *1

Reconversion

Shift + ImeOn ([あ] key) *1

Enter Full-width Katakana mode.

ImeOff ([A] key) *1

Enter Half-width Alphanumeric mode.

Ctrl + ImeOff ([A] key) *1

Toggle among Hiragana, Full-width Katakana, and Half-width Katakana.

Shift + ImeOff ([A] key) *1

Toggle among un-capitalized, all-capitalized, and first-character-capitalized full-width alphanumeric characters.

*1: ImeOn ([あ]) key and ImeOff ([A]) key are available on particular Japanese hardware keyboards. ImeOn key and ImeOff key work on the following operating systems.

  • Windows 10 Version 1903 (OS build 18362.1049 or later)

  • 1909 (OS build 18363.1049 or later)

  • 2004 (OS build 19041.388 or later)

  • Versions of Windows 10 later than 2004

For developers, please refer to Keyboard Japan - ImeOn / ImeOff Implementation | Microsoft Docs for more details.

Press this key

To do this

Ctrl + Delete

Remove the selected candidate from prediction candidate window.

Ctrl + B

Search the selected candidate in prediction candidate window.

Tab

Expand / collapse the table view in conversion candidate window.

Windows logo key  + period (.)

Open Emoji picker.

Ctrl + Shift + F10

Turn on / off IME private mode.

F6

Convert input string to Hiragana.

F7

Convert input string to Full-width Katakana.

F8

Convert input string to Half-width Katakana.

F9

Convert input string to Full-width Alphanumeric.

F10

Convert input string to Half-width Alphanumeric.

Press this key

To do this

Alt + Backquote (`)

Turn on / off Japanese input.

Ctrl + Caps lock

Equivalent to Hiragana key on Japanese keyboard (106/109 key).

Alt + Caps lock

Equivalent to Shift + Hiragana key on Japanese keyboard (106/109 key).

Shift + Caps lock

Equivalent to Eisu key on Japanese keyboard (106/109 key).

Press this key

To do this

Ctrl + Delete

Remove the selected candidate from prediction candidate window.

Ctrl + B

Search the selected candidate in prediction candidate window.

Tab

Expand / collapse the table view in conversion candidate window.

Windows logo key  + period (.)

Open Emoji picker.

Ctrl + Shift + F10

Turn on / off IME private mode.

F6

Convert input string to Hiragana.

F7

Convert input string to Full-width Katakana.

F8

Convert input string to Half-width Katakana.

F9

Convert input string to Full-width Alphanumeric.

F10

Convert input string to Half-width Alphanumeric.

IME settings

IME settings are located at

[Start] > [Settings] > [Time & Language] > [Language] > Japanese [Options] > Microsoft IME [Options]

To reach IME settings, you can also search “Japanese” in [Start] > [Settings], or press [Settings] in the context menu (right click menu) of the IME mode icon in notification area.

Key customization

IME offers capability to change a specific key function in IME settings > [Key and touch customization].

  • Key template: Key template is a set of key configurations. As of Windows 10 October 2020 Update, IME offers the following templates. See keyboard shortcuts for more details.

    • Microsoft IME

    • ATOK

  • Key assignment: If you want to customize a specific key function within the selected template, you can customize several keys at Key assignment.

How can I give feedback?

If you encounter any problems or have suggestions regarding Microsoft IME, please give us feedback through the Feedback Hub. You can open the Feedback Hub from [Send feedback] in the context menu (right click menu) of the IME mode icon in notification area or click here. Your feedback goes directly to our engineers working to improve IME. For more on steps for providing feedback, please refer to Send feedback with the feedback hub app.

Compatibility

Microsoft Japanese IME was renewed as of Windows 10 October 2020 Update (Version 2004). IME supports a compatibility setting in IME settings > [General]. If you encounter issues with the new IME, you can enable the previous version of IME by turning on [Use previous version of Microsoft IME]. We continue to improve the new IME. So please also consider filing feedback to help us deliver great input experience to you.

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