Undefined Character (U+1B157)

Block:	Small Kana Extension, U+1B130 - U+1B16F^[1]
Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𛅗` `𛅗`
UTF-8 Encoding:	`0xF0 0x9B 0x85 0x97`
UTF-16 Encoding:	`0xD82C 0xDD57`
UTF-32 Encoding:	`0x0001B157`

References