In the rich text editor:
@shishikuras
In a comment:
[shishikuras](https://chowlings.com/user/shishikuras)
For Names and Avatars:
In the rich text editor:
%shishikuras
In a comment:
[](https://chowlings.com/user/shishikuras) [shishikuras](https://chowlings.com/user/shishikuras)
