<!DOCTYPE html>
<meta charset="utf-8">
<title>Test reference</title>
<link rel="author" title="Florian Rivoal" href="http://florian.rivoal.net/">
<style>
div {
font-size: 2em;
border: solid black;
margin: 5px;
width: 30ch;
}
</style>
<p>Test passes if the two boxes below are identical.
<div lang=ja>東京‍へ‍行きましょう。</div>
<div lang=ja>東京‍へ‍行きましょう。</div>