If the error message "This URL format is not supported" appears when you try to enter and post a link (URL), please check the following items:

• Does the URL contain any invalid characters? *
• Is the URL incomplete or cut off?
• Is it a correct URL starting with "http://" or "https://"?

*When copying a URL using the "Share" feature from other sites or apps, text other than the URL (such as the page title or description) may be included at the beginning. Please check the URL input field, and if any text other than the URL is included, please delete that text before posting again.

Example: 
1-1-1 Chiyoda City, Tokyo, ... http://xxxx.xxxx.com/xx/xx/xxx/ 
↓ 
http://xxxx.xxxx.com/xx/xx/xxx/