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Supported Features

Account Deletion Account Deactivation Account Creation
  • Administrator account and developer privileges are required for LINE WORKS integration.
  • The procedure has been updated following the API upgrade to version 2.0. Customers who previously connected via API 1.0 should reconnect using this procedure.
  • For details on API usage, please also refer to the LINE WORKS official documentation. The steps for using LINE WORKS API 2.0 are as follows:
  • In the LINE WORKS Admin Console, go to Security > Administrator Permissions to grant Developers permission to the app developer (reference).
  • If you are unable to use the API even after granting permissions, please contact LINE WORKS.

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Prerequisites

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How to Log in to LINE WORKS Developers

Go to the LINE WORKS Developers login page, enter your ID and password, and log in. LINE WORKS Developers login screen

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How to Obtain the Workspace Key

  1. After logging in to LINE WORKS Developers, click Developer Console in the upper right corner. Developer Console button
  2. The Domain ID is displayed at the bottom of the left-side menu tab. The Domain ID is your workspace key — save it. Domain ID display

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Adding an OAuth App

  1. Click API2.0 > Add client app in the Developer Console. Add client app button
  2. Enter a name for the Client app (up to 20 half-width characters) and click Confirm. Client app name input
  3. Enter the following values for the app client settings: App client settings screen
    • Client app description: Any text for description purposes.
    • Redirect URL: Enter https://itmc.i.moneyforward.com/oauth/callback and click Add. (Be sure to click Add, or the URL will not be saved.)
    • OAuth Scopes: Click the Manage button and select user.
  4. After entering all values, click Save.
    Depending on your plan (e.g., Free plan), the user scope may not be available. In that case, please refer to the Read Only integration procedure described below.

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Obtaining the Client ID and Client Secret

Copy and save the Client ID and Client Secret for the application you created. Client ID and Client Secret

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Integration Setup

  1. Search for LINE WORKS in the integration screen.
  2. Enter the following values and click Connect. If you are logged out of LINE WORKS Developers, a login screen will appear after clicking Connect. Enter your administrator account ID and password to log in and start the integration.
    • Workspace Name: Any name (e.g., company name)
    • Workspace Key: The Domain ID obtained in the previous steps
    • Client ID: The Client ID obtained in the previous steps
    • Client Secret: The Client Secret obtained in the previous steps
    integration settings screen
  3. Once the LINE WORKS integration is successful, the registered user information will appear in the account list. If the process does not complete successfully. Click Edit from the Status tab on the integration screen and try connecting again. If the issue persists, please contact us via chat.

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Read Only Integration Procedure

If you are on the Free plan and the user scope is not available, you can use Read Only integration. You can also use it if you do not want to grant write or delete permissions to the OAuth app.

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OAuth Scope Settings

Set the OAuth Scopes to the following instead of user:
  • user.email.read
  • user.profile.read
  • user.read
Read Only permissions cannot be used with scopes other than those listed above (e.g., user).
OAuth Scopes settings All other settings are the same as the OAuth App addition procedure described above.

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Integration Setup for Read Only

  1. Select Read Only for the permission setting and click Connect. Read Only settings
    With Read Only integration, account creation and deletion are not available.
Last modified on July 22, 2026