Undefined Character (U+105F9)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𐗹` `𐗹`
UTF-8 Encoding:	`0xF0 0x90 0x97 0xB9`
UTF-16 Encoding:	`0xD801 0xDDF9`
UTF-32 Encoding:	`0x000105F9`

References