| Name: | Ideographic Annotation Bottom Mark[1] |
| Unicode Version: | 1.1 (June 1993)[2] |
| Block: | Kanbun, U+3190 - U+319F[3] |
| Plane: | Basic Multilingual Plane, U+0000 - U+FFFF[3] |
| Script: | Code for undetermined script (Zyyy) [4] |
| Category: | Other Symbol (So) [1] |
| Bidirectional Class: | Left To Right (L) [1] |
| Combining Class: | Not Reordered (0) [1] |
| Character is Mirrored: | No [1] |
| HTML Entity: |
|
| UTF-8 Encoding: | 0xE3 0x86 0x98 |
| UTF-16 Encoding: | 0x3198 |
| UTF-32 Encoding: | 0x00003198 |
| Decomposition: | 下 (U+4E0B)[1] |