| Name | GREEK CAPITAL LETTER OMICRON WITH PSILI AND OXIA |
| Unicode Version | 1.1 |
| Block（ブロック） | Greek Extended（ギリシア文字拡張） |
| Plane（面） | Basic Multilingual Plane（基本多言語面） |
| Script | |
| Category | |
| Bidirectional Class | |
| Combining Class | |
| Character is Mirrored | |
| HTML Entity | Ὄ Ὄ |
| UTF-8 Encoding | Ὄ e1bd8c |
| UTF-16 Encoding | Ὄ 1f4c |
| UTF-32 Encoding | Ὄ 00001f4c |