This character is a Other Letter and is mainly used in the Hiragana script.
The glyph is not a composition. Its East Asian Width is wide. In bidirectional text it is written from left to right. When changing direction it is not mirrored. U+307F offers a line break opportunity at its position, except in some numeric contexts.
The Wikipedia has the following information about this codepoint:
み, in hiragana, or ミ in katakana, is one of the Japanese kana, each of which represents one mora. The hiragana is written in two strokes, while the katakana is made in three. Both represent [mi].
Representations
System
Representation (click value to copy)
Nº
12415
UTF-8
E3 81 BF
UTF-16
30 7F
UTF-32
00 00 30 7F
URL-Quoted
%E3%81%BF
HTML hex reference
み
Wrong windows-1252 Mojibake
ã¿
Encoding: BIG5 (hex bytes)
C6 E3
Encoding: BIG5HKSCS (hex bytes)
C7 66
Encoding: CP932 (hex bytes)
82 DD
Encoding: CP949 (hex bytes)
AA DF
Encoding: CP950 (hex bytes)
C6 E3
Encoding: EUC_JP (hex bytes)
A4 DF
Encoding: EUC_JIS_2004 (hex bytes)
A4 DF
Encoding: EUC_JISX0213 (hex bytes)
A4 DF
Encoding: EUC_KR (hex bytes)
AA DF
Encoding: GB2312 (hex bytes)
A4 DF
Encoding: GBK (hex bytes)
A4 DF
Encoding: GB18030 (hex bytes)
A4 DF
Encoding: HZ (hex bytes)
7E 7B 24 5F 7E 7D
Encoding: ISO2022_JP (hex bytes)
1B 24 42 24 5F 1B 28 42
Encoding: ISO2022_JP_1 (hex bytes)
1B 24 42 24 5F 1B 28 42
Encoding: ISO2022_JP_2 (hex bytes)
1B 24 42 24 5F 1B 28 42
Encoding: ISO2022_JP_2004 (hex bytes)
1B 24 42 24 5F 1B 28 42
Encoding: ISO2022_JP_3 (hex bytes)
1B 24 42 24 5F 1B 28 42
Encoding: ISO2022_JP_EXT (hex bytes)
1B 24 42 24 5F 1B 28 42
Encoding: ISO2022_KR (hex bytes)
1B 24 29 43 0E 2A 5F 0F
Encoding: JOHAB (hex bytes)
DD DF
Encoding: SHIFT_JIS (hex bytes)
82 DD
Encoding: SHIFT_JIS_2004 (hex bytes)
82 DD
Encoding: SHIFT_JISX0213 (hex bytes)
82 DD
Adobe Glyph List
mihiragana
digraph
mi
RFC 5137
\u'307F'
Bash and Zsh inside echo -e
\u307F
C and C++
\u307F
C#
\u307F
CSS
\00307F
Excel
=UNICHAR(12415)
Go
\u307F
JavaScript
\u307F
Modern JavaScript since ES6
\u{307f}
JSON
\u307F
Java
\u307F
Lua
\u{307F}
Matlab
char(12415)
Perl
"\x{307F}"
PHP
\u{307f}
PostgreSQL
U&'\307F'
PowerShell
`u{307F}
Python
\u307F
Ruby
\u{307f}
Rust
\u{307f}
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