| Nom (anglais): | CJK Unified Ideograph-81D1[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 0x91 |
| Encodage UTF-16: | 0x81D1 |
| Encodage UTF-32: | 0x000081D1 |
| kDaeJaweon | 1448.150 |
| kGSR | 0134h |
| kHanYu | 32120.070 |
| kIRGDaeJaweon | 1448.150 |
| kIRGDaiKanwaZiten | 29986 |
| kIRGHanyuDaZidian | 32120.070 |
| kIRGKangXi | 0997.100 |
| kKangXi | 0997.100 |
| kMatthews | 4647 |
| kMorohashi | 29986 |
| kNelson | 3827 |
| kSBGY | 075.28 |
| kCantonese | ji4 jyu4 naau6 |
| kDefinition | soft |
| kHangul | 노:1N |
| kHanyuPinyin | 32120.070:nào,rú,ér,nèn,nuǎn |
| kJapaneseKun | SUNE |
| kJapaneseOn | DAU JU JI |
| kKorean | NO |
| kMandarin | nào |
| kXHC1983 | 0821.030:nào |