<!DOCTYPE html>
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8">
<style type="text/css">
span {
 border: 1px solid black;
 white-space: pre;
 word-spacing: 0.7em;
}
</style>
</head>
<body>
<span>山本 一郎</span>
</body>
</html>