| Name | CYRILLIC SMALL LETTER IO |
| Unicode Version | 1.1 |
| Block（ブロック） | Cyrillic（キリール文字（キリル文字）） |
| Plane（面） | Basic Multilingual Plane（基本多言語面） |
| Script | |
| Category | |
| Bidirectional Class | |
| Combining Class | |
| Character is Mirrored | |
| HTML Entity | ё ё |
| UTF-8 Encoding | ё d191 |
| UTF-16 Encoding | ё 0451 |
| UTF-32 Encoding | ё 00000451 |