The Breast-Feeding: Medium Skin Tone emoji is a modifier sequence combining ? Breast-Feeding and ? Medium Skin Tone. These display as a single emoji on supported platforms.
Breast-Feeding: Medium Skin Tone was added to Emoji 5.0 in 2017.
U+1F931
U+1F3FD
?? Breast-feeding
?? Emoji modifier fitzpatrick type-4