There was an error in Receive messages (webhook) of the Messaging API documentation regarding the behavior of webhooks when messages are sent using liff.sendMessages() . We've already corrected the ...

We've released Flex Message Update 4. The features have been added in Flex Message Update 4 and the target version are as follows: - New bubble sizes added - Font size and icon size can now be automat...

Flex Message Simulator now supports Flex Message Update 3. We've released Flex Message Update 3. In Flex Message Update 3, the following features have been added: - A video can now be displayed in th...

Flex message's play animated images feature, which has been temporarily unavailable since October 22, 2020, is now available again. We sincerely apologize for any inconvenience this may have caused. ...

We published our first tutorial about using the Flex Message Simulator. - Using Flex Message Simulator to create a digital business card Following this tutorial, you will obtain hands-on experience an...

We released Flex Message Simulator Update 1 (β). This version contains sample Flex Messages with more sophisticated layouts based on the new features of Flex Message Update 1. We can't guarantee that ...

We've added new Flex Message properties. As a result, you can use the rich expressive power of HTML and CSS in Flex Messages. For details, see Sending Flex Messages.

Flex Message is now available on your desktop. The feature is supported on LINE 5.9.0 for macOS and Windows. In addition, we have added the following new Flex Message properties so that you can create...