| Name: | CJK Unified Ideograph-2521F[1] | 
| Unicode Version: | 3.1 (March 2001)[2] | 
| Block: | CJK Unified Ideographs Extension B, U+20000 - U+2A6DF[3] | 
| Plane: | Supplementary Ideographic Plane, U+20000 - U+2FFFF[3] | 
| Script: | Han (Hanzi, Kanji, Hanja) (Hani) [4] | 
| Category: | Other Letter (Lo) [1] | 
| Bidirectional Class: | Left To Right (L) [1] | 
| Combining Class: | Not Reordered (0) [1] | 
| Character is Mirrored: | No [1] | 
| HTML Entity: | 
  | 
| UTF-8 Encoding: | 0xF0 0xA5 0x88 0x9F | 
| UTF-16 Encoding: | 0xD854 0xDE1F | 
| UTF-32 Encoding: | 0x0002521F | 
| kHanYu | 42503.140 | 
| kIRGHanyuDaZidian | 42503.140 | 
| kIRGKangXi | 0813.161 | 
| kMeyerWempe | 2559g | 
| kSBGY | 326.48 | 
| kCantonese | sau2 | 
| kDefinition | blind; no pupil in the eye | 
| kMandarin | sǒu | 
| kSemanticVariant | U+778D kHanYu,kMeyerWempe |