On Windows, you may need to restart the "FontCache" service in Task Manager. Conclusion
If you are trying to use Hiragino Sans W9 on a website, you can call it via CSS. Keep in mind it will only render for users who have it installed unless you use a web font service like Adobe Fonts font-family: "Hiragino Sans" "Hiragino Kaku Gothic ProN" , sans-serif; font-weight: /* W9 equivalent */ Use code with caution. Copied to clipboard hiragino sans w9 install