Su (kana)
Character of the Japanese writing system
Su (hiragana: す, katakana: ス) is one of the Japanese kana, each of which represents one mora. Their shapes come from the kanji 寸 and 須, respectively. Both kana represent the sound [sɯ]. In the Ainu language, the katakana ス can be written as small ㇲ to represent a final s and is used to emphasize the pronunciation of [s] rather than the normal [ɕ] (represented in Ainu as ㇱ). In loanwords, this dakuten form of this kana, as opposed to ツ's dakuten form, can be used when transliterating "ds" such as kids キッズ kizzu and birds ば, っず.
| Forms | Rōmaji | Hiragana | Katakana |
|---|---|---|---|
| Normal s- (さ行 sa-gyō) |
su | す | ス |
| suu, swu sū |
すう, すぅ すー |
スウ, スゥ スー | |
| Addition dakuten z- (ざ行 za-gyō) |
zu | ず | ズ |
| zuu, zwu zū |
ずう, ずぅ ずー |
ズウ, ズゥ ズー |
| Other additional forms | |
|---|---|
* スィ and ズィ are also used to present si and zi pronunciations respectively. For example, 'C' is presented as スィー /siː/. See also Hepburn romanization.
01Other communicative representations
| Japanese radiotelephony alphabet | Wabun code |
| すずめのス Suzume no "Su" |
▄▄▄ ▄▄▄ ▄▄▄ ▄ ▄▄▄ |
| Japanese Navy Signal Flag | Japanese semaphore | Japanese manual syllabary (fingerspelling) | Braille dots-1456 Japanese Braille |
- Full Braille representation
| す / ス in Japanese Braille | |||||||
|---|---|---|---|---|---|---|---|
| す / ス su | ず / ズ zu | すう / スー sū | ずう / ズー zū | Other kana based on Braille す | |||
| しゅ / シュ shu | じゅ / ジュ ju | しゅう / シュー shū | じゅう / ジュー jū | ||||
| Preview | す | ス | ス | ㋜ | ||||
|---|---|---|---|---|---|---|---|---|
| Unicode name | HIRAGANA LETTER SU | KATAKANA LETTER SU | HALFWIDTH KATAKANA LETTER SU | CIRCLED KATAKANA SU | ||||
| Encodings | decimal | hex | dec | hex | dec | hex | dec | hex |
| Unicode | 12377 | U+3059 | 12473 | U+30B9 | 65405 | U+FF7D | 13020 | U+32DC |
| UTF-8 | 227 129 153 | E3 81 99 | 227 130 185 | E3 82 B9 | 239 189 189 | EF BD BD | 227 139 156 | E3 8B 9C |
| Numeric character reference | す | す | ス | ス | ス | ス | ㋜ | ㋜ |
| Shift JIS | 130 183 | 82 B7 | 131 88 | 83 58 | 189 | BD | ||
| EUC-JP | 164 185 | A4 B9 | 165 185 | A5 B9 | 142 189 | 8E BD | ||
| GB 18030 | 164 185 | A4 B9 | 165 185 | A5 B9 | 132 49 152 53 | 84 31 98 35 | ||
| EUC-KR / UHC | 170 185 | AA B9 | 171 185 | AB B9 | ||||
| Big5 (non-ETEN kana) | 198 189 | C6 BD | 199 81 | C7 51 | ||||
| Big5 (ETEN / HKSCS) | 199 64 | C7 40 | 199 181 | C7 B5 | ||||
| Preview | ㇲ | ず | ズ | |||
|---|---|---|---|---|---|---|
| Unicode name | KATAKANA LETTER SMALL SU | HIRAGANA LETTER ZU | KATAKANA LETTER ZU | |||
| Encodings | decimal | hex | dec | hex | dec | hex |
| Unicode | 12786 | U+31F2 | 12378 | U+305A | 12474 | U+30BA |
| UTF-8 | 227 135 178 | E3 87 B2 | 227 129 154 | E3 81 9A | 227 130 186 | E3 82 BA |
| Numeric character reference | ㇲ | ㇲ | ず | ず | ズ | ズ |
| Shift JIS (plain) | 130 184 | 82 B8 | 131 89 | 83 59 | ||
| Shift JIS-2004 | 131 238 | 83 EE | 130 184 | 82 B8 | 131 89 | 83 59 |
| EUC-JP (plain) | 164 186 | A4 BA | 165 186 | A5 BA | ||
| EUC-JIS-2004 | 166 240 | A6 F0 | 164 186 | A4 BA | 165 186 | A5 BA |
| GB 18030 | 129 57 188 54 | 81 39 BC 36 | 164 186 | A4 BA | 165 186 | A5 BA |
| EUC-KR / UHC | 170 186 | AA BA | 171 186 | AB BA | ||
| Big5 (non-ETEN kana) | 198 190 | C6 BE | 199 82 | C7 52 | ||
| Big5 (ETEN / HKSCS) | 199 65 | C7 41 | 199 182 | C7 B6 | ||




Sources and credits
This article is adapted from the Wikipedia article “Su (kana)”, written by its contributors and licensed under CC BY-SA 4.0. Fathomly has changed the layout, removed citation markers, navigation and maintenance notices, and adjusted punctuation. This adapted version is shared under the same license. For references, see the original article.
Images, from Wikimedia Commons:
- Hiragana す stroke order animation.gif by Sirgazil, CC0
- Katakana ス stroke order animation.gif by Sirgazil, CC0
- す-bw.png by No machine-readable author provided. Ignis assumed (based on copyright claims)., CC BY-SA 3.0
- ス-bw.png by Made by me, M4RC0, using Photoshop. We are making this kind of picture following the protocol of the section : Bitmap Image (PNG), CC BY-SA 2.0
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