| Name | LEFT DOUBLE ANGLE BRACKET OPENING DOUBLE ANGLE BRACKET |
| Unicode Version | 1.1 |
| Block（ブロック） | CJK Symbols and Punctuation（CJKの記号及び句読点） |
| 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 | 《 e3808a |
| UTF-16 Encoding | 《 300a |
| UTF-32 Encoding | 《 0000300a |