U+4057 "䁗" CJK Unified Ideograph-# Unicode Character

Unicode Version 17.0

The Unicode character 4057 "䁗" Private Use Area is a reserved code point within the Unicode standard that does not represent a specific, universally defined character or glyph. Instead, it is part of the CJK Unified Ideographs Extension A block designated for private or custom use, meaning that software, font designers, or individuals can assign their own meaning or symbol to this code point for specialized applications, such as in corporate fonts, custom symbols and emojis, internal text encoding, or legacy systems. Because its appearance and function are entirely dependent on the private conventions adopted by a particular user or developer, the character has no guaranteed representation across different platforms or devices, and its use outside of that private context can lead to missing or incorrectly displayed text.

General Properties

Code Point U+4057
Version Added 3.0
Name CJK Unified Ideograph-#
Block CJK Unified Ideographs Extension A
General Category Other Letter
Canonical Combining Class Not Reordered
Bidirectional Class Left To Right

Encodings

HTML Decimal Encoding 䁗
HTML Hex Encoding 䁗
UTF-8 Encoding 0xE4 0x81 0x97
UTF-16 Encoding 0x4057
UTF-32 Encoding 0x00004057
C/C++/Java Escape \u4057

Unicode Properties

NFC Quick Check Yes
NFD Quick Check Yes
NFKC Quick Check Yes
NFKD Quick Check Yes
Numeric Type None
Numeric Value NaN
Line Break Ideographic
East Asian Width Wide
Script Han
Script Extensions Han
Indic Syllabic Category Other
ID Start Yes
XID Start Yes
ID Continue Yes
XID Continue Yes
Alphabetic Yes
Vertical Orientation Upright
Grapheme Base Yes
Grapheme Cluster Break Other
Word Break Other
Sentence Break OLetter
Ideographic Yes
Unified Ideograph Yes

Unihan Properties

kCangjie BUUMT
kCantonese hoi2
kDefinition light; bright; brilliant, clear, to shine upon; to light or illumine
kHanYu 42506.120
kHanyuPinyin 42506.120:kǎi
kIRGHanyuDaZidian 42506.120
kIRGKangXi 0813.190
kIRG_GSource G5-5931
kIRG_HSource H-9257
kIRG_JSource JMJ-002873
kIRG_KPSource KP1-5EA7
kIRG_KSource K3-2C6B
kIRG_TSource T3-4D45
kJapanese カイ
kKangXi 0813.190
kMandarin kǎi
kMojiJoho MJ002873
kMorohashi 23559
kRSUnicode 109.10
kTotalStrokes 15
kUnihanCore2020 H