| Nom (anglais): | CJK Unified Ideograph-81CD[1] |
| Version Unicode: | 1.1 (juin 1993)[2] |
| Bloc: | Idéogrammes unifiés CJC, U+4E00 - U+9FFF[3] |
| Plan: | Plan multilingue de base, U+0000 - U+FFFF[3] |
| Écriture: | idéogrammes han (sinogrammes) (Hani) [4] |
| Catégorie: | Lettre, autre (Lo) [1] |
| Classe bidirectionelle: | Gauche-à-droite (L) [1] |
| Classe de liaison: | Non réordonné (0) [1] |
| Caractère miroir: | Non [1] |
| Entité HTML: |
|
| Encodage UTF-8: | 0xE8 0x87 0x8D |
| Encodage UTF-16: | 0x81CD |
| Encodage UTF-32: | 0x000081CD |
| kCowles | 4866 |
| kFennIndex | 39.02 |
| kGSR | 0593f |
| kHanYu | 32121.050 |
| kIRGDaiKanwaZiten | 29967 |
| kIRGHanyuDaZidian | 32121.050 |
| kIRGKangXi | 0996.250 |
| kKangXi | 0996.250 |
| kMatthews | 561 |
| kMeyerWempe | 3556 |
| kMorohashi | 29967 |
| kNelson | 3829 |
| kSBGY | 086.38 |
| kCantonese | ci4 |
| kDefinition | abdominal area of crab; navel |
| kHangul | 제:0N |
| kHanyuPinyin | 32121.050:qí |
| kJapaneseKun | HOZO HESO |
| kJapaneseOn | SEI SAI |
| kKorean | CEY |
| kMandarin | qí |
| kTang | dzhei |
| kXHC1983 | 0895.031:qí |
| kSimplifiedVariant | U+8110 |