| Name | HANGUL SYLLABLE HYI |
| Unicode Version | 2.0 |
| Block（ブロック） | Hangul Syllables（ハングル音節文字） |
| Plane（面） | Basic Multilingual Plane（基本多言語面） |
| Script | |
| Category | |
| Bidirectional Class | |
| Combining Class | |
| Character is Mirrored | |
| HTML Entity | 희 희 |
| UTF-8 Encoding | 희 ed9dac |
| UTF-16 Encoding | 희 d76c |
| UTF-32 Encoding | 희 0000d76c |