This emoji is officially “Person Bowing Deeply.” There are four blue triangles above the head in the emoji of Apple Color Emoji. What are they?
Look out his fearful face 😨 and plewds 💦 ! It is obvious that the blue triangles are corrupted from the plewds.
Segoe UI emoji has more different bowing emoji:
It is not 土下座 dogeza, one of Japanese gestures, but one of Chinese ancient greeting gestures 揖礼 (揖礼 - Baidu Baike).