The <rp> Tag in HTML 5
The <rp> tag is used to display optional parentheses around ruby text. It is one of the formatting tags in HTML 5.
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This is an actual working example of the <rp> tag example code below, showing how the code looks in your browser. In a WebKit browser, such as Safari or Chrome, it looks like this:
In a browser that does not support the ruby element, the <rt> ruby text will be displayed with the ruby parentheses like this: