| Name | SQUARE CM SQUARED CM |
| Unicode Version | 1.1 |
| Block（ブロック） | CJK Compatibility（CJK互換用文字） |
| Plane（面） | Basic Multilingual Plane（基本多言語面） |
| Script | |
| Category | |
| Bidirectional Class | |
| Combining Class | |
| Character is Mirrored | |
| HTML Entity | ㎝ ㎝ |
| UTF-8 Encoding | ㎝ e38e9d |
| UTF-16 Encoding | ㎝ 339d |
| UTF-32 Encoding | ㎝ 0000339d |