Kiss: woman, man, medium skin tone, medium-dark skin tone emoji π©π½ββ€οΈβπβπ¨πΎ is part of the People & Body and Family emojis. On some systems it can be accessed by using :kiss_woman_man_tone3-4:, :kiss_mw_tone3-4:, :kiss_wm_tone3-4:, :kiss_woman_man_tone3_tone4: or :kiss_woman_man_medium_skin_tone_medium_dark_skin_tone: shortcodes.
It was approved as part of Unicode in 2020 so it should be displayed properly on newer devices.