Finger heart
The finger heart, (Korean: 손가락 하트, romanized: songarak hateu) also called the Korean finger heart, is a gesture that was popularized in South Korea in the 1990s, in which the index finger and thumb come together like a snap to form a tiny heart. The gesture was popularized by K-pop idols, who would often use the gesture to express their love and gratitude to their fans.
It is represented in Unicode with the codepoint U+1FAF0 🫰 HAND WITH INDEX FINGER AND THUMB CROSSED as "Hand with Index Finger and Thumb Crossed".