You can buy a license directly from vendors like Morisawa or Geisya , which handle the distribution of Screen’s typefaces.

Hiragino Sans is a macOS system font family. It is . If you are on Windows 10 or 11, you cannot "install" the macOS version directly without converting the file format (which we will cover). You will likely need to purchase a license or use an alternative.

: If you intend to use W9 on a website, ensure you have the proper Webfont License and use @font-face in your CSS.

Open Font Book , search for "Hiragino Sans," and look for "W9" in the typeface list.