<!DOCTYPE html>
<html>
<head>
  <script src="./main-umd.cjs"></script>
</head>
<body>
  <script type="text/javascript">
    (async () => {
      try {
        const res = await normalize.normalize('渋谷区道玄坂1-10-8');
        if (res.pref !== '東京都') {
          throw new Error(`Expected 東京都 but got ${res.pref}`);
        }
        const resDiv = document.createElement('div');
        resDiv.id = 'result';
        resDiv.textContent = 'OK';
        document.body.appendChild(resDiv);
     