| Nom (anglais): | CJK Unified Ideograph-4F91[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: | 0xE4 0xBE 0x91 |
| Encodage UTF-16: | 0x4F91 |
| Encodage UTF-32: | 0x00004F91 |
| kDaeJaweon | 0216.050 |
| kFennIndex | 639.07 |
| kGSR | 0995q |
| kHanYu | 10146.040 |
| kIRGDaeJaweon | 0216.050 |
| kIRGDaiKanwaZiten | 00594 |
| kIRGHanyuDaZidian | 10146.040 |
| kIRGKangXi | 0102.050 |
| kKangXi | 0102.050 |
| kKarlgren | 251 |
| kMatthews | 7534 |
| kMeyerWempe | 3863a |
| kMorohashi | 00594 |
| kNelson | 0411 |
| kSBGY | 434.33 |
| kCantonese | jau6 |
| kDefinition | help, assist, repay kindness |
| kHangul | 유:0N |
| kHanyuPinyin | 10146.040:yòu |
| kJapaneseKun | SUSUMERU TASUKERU |
| kJapaneseOn | YUU U |
| kKorean | YU |
| kMandarin | yòu |
| kXHC1983 | 1405.060:yòu |