Gonna quote myself again with all the UI info that was shown.
Here's what user profiles look like.
Follow and friend request buttons.
Mii name: Will
ID: willwill
Country: Japan
Number of times people empathized with him: 0
Birthday: not publically displayed
Game experience: advanced user
Number of comments: 9 (can be viewed)
Friends: - / 100 (can be viewed presumably)
Following: - / 1000 (can be viewed presumably)
Followers: - (can be viewed presumably)
- People you are friends with and are following's activity will be displayed under the "Everyone's activity" button on the left side panel.
- Friend requests sent privately via messages.