| Name | LINEAR B IDEOGRAM B257 |
| Unicode Version | 4.0 |
| Block（ブロック） | Linear B Ideograms（線文字B表意文字） |
| Plane（面） | Supplementary Multilingual Plane（基本多言語面） |
| Script | |
| Category | |
| Bidirectional Class | |
| Combining Class | |
| Character is Mirrored | |
| HTML Entity | 𐃛 𐃛 |
| UTF-8 Encoding | 𐃛 f090839b |
| UTF-16 Encoding | 𐃛 d800dcdb |
| UTF-32 Encoding | 𐃛 000100db |