| Name: | CJK Unified Ideograph-4E00[1] |
| Numeric Value: | 1[1] |
| Unicode Version: | 1.1 (June 1993)[2] |
| Block: | CJK Unified Ideographs, U+4E00 - U+9FFF[3] |
| Plane: | Basic Multilingual Plane, U+0000 - U+FFFF[3] |
| Script: | Han (Hanzi, Kanji, Hanja) (Hani) [4] |
| Category: | Other Letter (Lo) [1] |
| Bidirectional Class: | Left To Right (L) [1] |
| Combining Class: | Not Reordered (0) [1] |
| Character is Mirrored: | No [1] |
| HTML Entity: |
|
| UTF-8 Encoding: | 0xE4 0xB8 0x80 |
| UTF-16 Encoding: | 0x4E00 |
| UTF-32 Encoding: | 0x00004E00 |
| kPrimaryNumeric | 1 |
| kCowles | 5133 |
| kDaeJaweon | 0129.010 |
| kFennIndex | 216.01 217.06 218.01 220.06 |
| kGSR | 0394a |
| kHanYu | 10001.010 |
| kIRGDaeJaweon | 0129.010 |
| kIRGDaiKanwaZiten | 00001 |
| kIRGHanyuDaZidian | 10001.010 |
| kIRGKangXi | 0075.010 |
| kKangXi | 0075.010 |
| kKarlgren | 175 |
| kLau | 3341 |
| kMatthews | 3016 |
| kMeyerWempe | 3837 |
| kMorohashi | 00001 |
| kNelson | 0001 |
| kSBGY | 468.40 |
| kCantonese | jat1 |
| kDefinition | one; a, an; alone |
| kHangul | 일:0E |
| kHanyuPinlu | yī(32747) |
| kHanyuPinyin | 10001.010:yī |
| kJapaneseKun | HITOTSU HITOTABI HAJIME |
| kJapaneseOn | ICHI ITSU |
| kKorean | IL |
| kMandarin | yī |
| kTang | *qit qit |
| kVietnamese | nhất |
| kXHC1983 | 1351.020:yī 1360.040:yí 1368.160:yì |
| kSemanticVariant | U+5F0C kLau,kMatthews,kMeyerWempe U+58F9<kLau,kMatthews,kMeyerWempe |
| kSpecializedSemanticVariant | U+58F9 |