As character names:

U+3355 SQUARE REMU character (㍕)

As raw characters:

㍕

As a string of HTML entities:

㍕

Decoder output:

Byte number 1 is decimal 227, hex 0xE3, octal \343, binary 11100011
This is the first byte of a 3 byte sequence.

Byte number 2 is decimal 141, hex 0x8D, octal \215, binary 10001101
This is continuation byte 1, expecting 1 more.

Byte number 3 is decimal 149, hex 0x95, octal \225, binary 10010101
This is continuation byte 2, expecting 0 more.

U+3355	SQUARE REMU
	* rem (unit of radiation)
	# <square> 30EC 30E0