Question: 1 what is this emoji?
Answer: The Keycap Digit One emoji is a keycap sequence combining 1 Digit One and ⃣ Combining Enclosing Keycap. These display as a single emoji on supported platforms. Keycap Digit One was approved as part of Unicode 3.0 in 1999 and added to Emoji 3.0 in 2016.