| Nom (anglais): | CJK Unified Ideograph-409A[1] |
| Version Unicode: | 3.0 (septembre 1999)[2] |
| Bloc: | Supplément A aux idéogrammes unifiés CJC, U+3400 - U+4DBF[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 0x82 0x9A |
| Encodage UTF-16: | 0x409A |
| Encodage UTF-32: | 0x0000409A |
| kHanYu | 42420.150 |
| kIRGHanyuDaZidian | 42420.150 |
| kIRGKangXi | 0828.110 |
| kSBGY | 152.08 |
| kCantonese | ngau4 |
| kDefinition | a kind of stone, rugged rocks, difficult; hard; difficulty; hardship |
| kHanyuPinyin | 42420.150:yáo |
| kMandarin | yáo |