U+33E3 "㏣" Ideographic Telegraph Symbol for Day Four Unicode Character

Unicode Version 17.0

㏣

U+33E3 "㏣" Ideographic Telegraph Symbol for Day Four is a specific encoded glyph used in the CJK (Chinese, Japanese, and Korean) telegraph symbol block, representing the fourth day of a month for use in historical or modern telegraphic and data transmission contexts. It belongs to a set of standardized date symbols that were designed to facilitate clear, unambiguous communication in coded messages, particularly within East Asian telegraph systems where numerical and ideographic characters were combined. This symbol, like its companions for other days, serves as a compact substitute for writing out the full phrase "day four" in Chinese or Japanese, ensuring efficiency in transmission while maintaining clarity across different languages and scripts that share these ideographic traditions.

General Properties

Code Point	U+33E3
Version Added	1.1
Name	Ideographic Telegraph Symbol for Day Four
Block	CJK Compatibility
General Category	Other Symbol
Canonical Combining Class	Not Reordered
Bidirectional Class	Left To Right
Decomposition Type	Compat
Decomposition Mapping	"4" U+0034 Digit Four "日" U+65E5 CJK Unified Ideograph-#

Encodings

HTML Decimal Encoding	㏣
HTML Hex Encoding	㏣
UTF-8 Encoding	0xE3 0x8F 0xA3
UTF-16 Encoding	0x33E3
UTF-32 Encoding	0x000033E3
C/C++/Java Escape	\u33e3

Unicode Properties

NFC Quick Check	Yes
NFD Quick Check	Yes
Numeric Type	None
Numeric Value	NaN
Line Break	Ideographic
East Asian Width	Wide
Changes When NFKC Casefolded	Yes
NFKC Casefold	"4" U+0034 Digit Four "日" U+65E5 CJK Unified Ideograph-#
NFKC Simple Casefold	"4" U+0034 Digit Four "日" U+65E5 CJK Unified Ideograph-#
Script	Common
Script Extensions	Han
Indic Syllabic Category	Other
Vertical Orientation	Upright
Grapheme Base	Yes
Grapheme Cluster Break	Other
Word Break	Other
Sentence Break	Other