The <ruby> represents a ruby annotation. Ruby annotations are for showing pronunciation of East Asian characters.
| Content categories | Flow content, phrasing content, palpable content. |
|---|---|
| Permitted content | Phrasing content. |
| Tag omission | None, both the starting and ending tag are mandatory. |
| Permitted parents | Any element that accepts phrasing content. |
| Permitted ARIA roles | Any |
| DOM interface | HTMLElement |
This element only includes the global attributes.
<ruby> 漢 <rp>(</rp><rt>Kan</rt><rp>)</rp> 字 <rp>(</rp><rt>ji</rt><rp>)</rp> </ruby>
<ruby> 明日 <rp>(</rp><rt>Ashita</rt><rp>)</rp> </ruby>
| Specification | Status | Comment |
|---|---|---|
| HTML Living Standard The definition of '<ruby>' in that specification. | Living Standard | |
| HTML5 The definition of '<ruby>' in that specification. | Recommendation |
| Feature | Chrome | Edge | Firefox | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|---|
| Basic support | 5 | Yes | 38 | 5 | 15 | 5 |
| Feature | Android webview | Chrome for Android | Edge mobile | Firefox for Android | IE mobile | Opera Android | iOS Safari |
|---|---|---|---|---|---|---|---|
| Basic support | Yes | Yes | Yes | 38 | No | 15 | Yes |
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https://developer.mozilla.org/en-US/docs/Web/HTML/Element/ruby