| Name | BOPOMOFO LETTER OO |
| Unicode Version | 3.0 |
| Block（ブロック） | Bopomofo Extended（注音字母拡張） |
| Plane（面） | Basic Multilingual Plane（基本多言語面） |
| Script | |
| Category | |
| Bidirectional Class | |
| Combining Class | |
| Character is Mirrored | |
| HTML Entity | ㆦ ㆦ |
| UTF-8 Encoding | ㆦ e386a6 |
| UTF-16 Encoding | ㆦ 31a6 |
| UTF-32 Encoding | ㆦ 000031a6 |