| Name: | CJK Unified Ideograph-6666[1] | 
| Unicode Version: | 1.1 (June 1993)[2] | 
| Block: | CJK Unified Ideographs, U+4E00 - U+9FFF[3] | 
| Plane: | Basic Multilingual Plane, U+0000 - U+FFFF[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: | 0xE6 0x99 0xA6 | 
| UTF-16 Encoding: | 0x6666 | 
| UTF-32 Encoding: | 0x00006666 | 
| kCowles | 855 | 
| kDaeJaweon | 0862.140 | 
| kFennIndex | 210.06 | 
| kGSR | 0947t | 
| kHanYu | 21513.030 | 
| kIRGDaeJaweon | 0862.140 | 
| kIRGDaiKanwaZiten | 13960 | 
| kIRGHanyuDaZidian | 21513.030 | 
| kIRGKangXi | 0496.100 | 
| kKangXi | 0496.100 | 
| kMatthews | 2337 | 
| kMeyerWempe | 579b | 
| kMorohashi | 13960 | 
| kNelson | 2135 | 
| kSBGY | 388.10 | 
| kCantonese | fui3 | 
| kDefinition | dark, unclear, obscure; night | 
| kHangul | 회:0N | 
| kHanyuPinyin | 21513.030:huì | 
| kJapaneseKun | MISOKA KURAI | 
| kJapaneseOn | KAI | 
| kKorean | HOY | 
| kMandarin | huì | 
| kTang | xuə̀i | 
| kVietnamese | hổi | 
| kXHC1983 | 0506.070:huì |