Keycap: 10
The number 10 on a square with rounded corners, designed to look like a keycap.
Keycap: 10 was approved as part of Unicode 6.0 in 2010 under the name "Keycap Ten" and added to Emoji 1.0 in 2015.
The number 10 on a square with rounded corners, designed to look like a keycap.