Attach (recommended) or Link to PDF file here:
https://www.nta.go.jp/taxes/tetsuzuki/shinsei/annai/joyaku/annai/pdf2/250.pdf

Configuration:
- Web browser and its version: Firefox 81.0a1
- Operating system and its version: Debian 5.6.7-1
- PDF.js version: latest in Firefox nightly
- Is a browser extension: No

Steps to reproduce the problem:
1. Open the pdf and paste the following text "本 店 又 は 主 た る 事 務 所 の 所 在 地" in "Full name" and in "Domicile and residence" textfields
2. Print or Save the pdf 

What is the expected behavior? (add screenshot)
![image](https://user-images.githubusercontent.com/5641725/91207547-30f05480-e709-11ea-9abd-2af5d970dc46.png)

What went wrong? (add screenshot)
![image](https://user-images.githubusercontent.com/5641725/91207663-69902e00-e709-11ea-8a1d-1ddd30cf0621.png)

Link to a viewer (if hosted on a site other than mozilla.github.io/pdf.js or as Firefox/Chrome extension):

tables["cvt "],
        maxFunctionDefs
      );
      if (!hintsValid) {
        delete tables.fpgm;
        delete tables.prep;
        delete tables["cvt "];
      }
      
      
      sanitizeMetrics(
        font,
        tables.hhea,
        tables.hmtx,
        numGlyphsOut,
        dupFirstEntry
      );
      if (!tables.head) {
        throw new FormatError('Required "head" table is not found');
      }
      sanitizeHead(tables.head, numGlyphs, isTrueType ? tables.loca.length : 0);
      var missingGlyphs = Object.create(null);
      if (isTrueType) {
        var isGlyphLocationsLong = int16(
          tables.head.data[50],
          tables.head.data[51]
        );
        var glyphsInfo = sanitizeGlyphLocations(
          tables.loca,
          tables.glyf,