Undefined Character (U+0B81)

Block:	Tamil, U+0B80 - U+0BFF^[1]
Plane:	Basic Multilingual Plane, U+0000 - U+FFFF^[1]
HTML Entity:	`஁` `஁`
UTF-8 Encoding:	`0xE0 0xAE 0x81`
UTF-16 Encoding:	`0x0B81`
UTF-32 Encoding:	`0x00000B81`

References