U+6539 "改" CJK Unified Ideograph-# Unicode Character
Unicode Version 17.0
改
U+6539 "改" CJK Unified Ideograph-# is a Chinese character that means "to change," "to alter," or "to reform," and is composed of the radical 攵 (meaning "to strike" or "to act") combined with the component 己 (meaning "self"). This logogram is widely used in East Asian languages, including Chinese, Japanese, and Korean, where it forms part of common words such as 改变 (gǎibiàn, to change) or 改革 (gǎigé, reform). Its structure visually suggests the concept of striking or acting upon oneself to enact transformation, reflecting its core semantic association with modification and improvement.
General Properties
| Code Point | U+6539 |
| Version Added | 1.1 |
| Name | CJK Unified Ideograph-# |
| Block | CJK Unified Ideographs |
| General Category | Other Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
Encodings
| HTML Decimal Encoding | 改 |
| HTML Hex Encoding | 改 |
| UTF-8 Encoding | 0xE6 0x94 0xB9 |
| UTF-16 Encoding | 0x6539 |
| UTF-32 Encoding | 0x00006539 |
| C/C++/Java Escape | \u6539 |
Unicode Properties
Unihan Properties
| kBigFive | A7EF |
| kCCCII | 21423E |
| kCNS1986 | 1-4A51 |
| kCNS1992 | 1-4A51 |
| kCangjie | SUOK |
| kCantonese | goi2 |
| kCihaiT | 599.502 |
| kCowles | 1739 |
| kDaeJaweon | 0816.040 |
| kDefinition | change, alter; improve, remodel |
| kEACC | 21423E |
| kFanqie | 古亥 |
| kFenn | 311B |
| kFennIndex | 235.06 |
| kFourCornerCode | 1874.0 |
| kGB0 | 2436 |
| kGB1 | 2436 |
| kGradeLevel | 2 |
| kGSR | 0936a |
| kHangul | 개:0E |
| kHanYu | 21450.010 |
| kHanyuPinlu | gǎi(1090) |
| kHanyuPinyin | 21450.010:gǎi |
| kHKGlyph | 1702 |
| kIICore | AGTJHKMP |
| kIRGDaeJaweon | 0816.040 |
| kIRGHanyuDaZidian | 21450.010 |
| kIRGKangXi | 0468.110 |
| kIRG_GSource | G0-3844 |
| kIRG_HSource | HB1-A7EF |
| kIRG_JSource | J0-327E |
| kIRG_KPSource | KP0-D3A6 |
| kIRG_KSource | K0-4B47 |
| kIRG_TSource | T1-4A51 |
| kIRG_VSource | V2-8C76 |
| kJapanese | カイ キ あらためる あらたまる |
| kJoyoKanji | 2010 |
| kKoreanEducationHanja | 2007 |
| kTGH | 2013:908 |
| kJapaneseKun | ARATAMERU ARATAME ARATAMARU |
| kJapaneseOn | KAI |
| kJis0 | 1894 |
| kKangXi | 0468.110 |
| kKarlgren | 319 |
| kKorean | KAY |
| kLau | 947 |
| kMainlandTelegraph | 2395 |
| kMandarin | gǎi |
| kMatthews | 3196 |
| kMeyerWempe | 1210 |
| kMojiJoho | MJ012954 |
| kMorohashi | 13114 |
| kNelson | 1464 |
| kPhonetic | 597 |
| kRSAdobe_Japan1_6 | C+1406+49.3.4 C+1406+66.4.3 |
| kRSUnicode | 66.3 |
| kSBGY | 274.19 |
| kSMSZD2003Index | 275.03 191.13 |
| kSMSZD2003Readings | gǎi粵goi2 |
| kTaiwanTelegraph | 2395 |
| kTang | *gə̌i |
| kTGHZ2013 | 105.040:gǎi |
| kTotalStrokes | 7 |
| kUnihanCore2020 | GHJKMPT |
| kXerox | 243:145 |
| kXHC1983 | 0350.070:gǎi |