A dependent. Please add references if different.
-->
<style>
@font-face {
  font-family: mplus;
  src: url(/fonts/mplus-1p-regular.woff);
}
.container > div {
  font-family: mplus;
  word-break: auto-phrase;
  width: 10em;
  font-size: 10px;
  border: 1px solid;
}
nobr {
  white-space: nowrap;
}
</style>
<div class="container" lang="ja">
  <!-- `<nobr>` can turn 4 phrases to 3 phrases. -->
  <div>楽しいドライブ、楽しいドライブ。</div>
  <div>楽しい<nobr>ドライブ、楽しい</nobr>ド�