SASS: Use CDN's Noto Sans JP but use LOCAL one preferentially if exists.

_noto-sans-jp.scss

// NOTO SANS JP
////////////////////////////////////
/*! "Noto Sans JP" is licensed under the SIL Open Font License 1.1 by https://www.google.com/get/noto/ */

@font-face {
  font-family: 'Noto Sans JP';
  font-style: normal;
  font-weight: 100;
  src: local("Noto Sans CJK JP"),
       url(//fonts.gstatic.com/ea/notosansjp/v5/NotoSansJP-Thin.woff2) format('woff2'),
       url(//fonts.gstatic.com/ea/notosansjp/v5/NotoSansJP-Thin.woff) format('woff'),
       url(//fonts.gstatic.com/ea/notosansjp/v5/NotoSansJP-Thin.otf) format('opentype');
}
@font-face {
  font-family: 'Noto Sans JP';
  font-style: normal;
  font-weight: 300;
  src: local("Noto Sans CJK JP"),
       url(//fonts.gstatic.com/ea/notosansjp/v5/NotoSansJP-Light.woff2) format('woff2'),
       url(//fonts.gstatic.com/ea/notosansjp/v5/NotoSansJP-Light.woff) format('woff'),
       url(//fonts.gstatic.com/ea/notosansjp/v5/NotoSansJP-Light.otf) format('opentype');
}
@font-face {
   font-family: 'Noto Sans JP';
   font-style: normal;
   font-weight: 400;
   src: local("Noto Sans CJK JP"),
        url(//fonts.gstatic.com/ea/notosansjp/v5/NotoSansJP-Regular.woff2) format('woff2'),
        url(//fonts.gstatic.com/ea/notosansjp/v5/NotoSansJP-Regular.woff) format('woff'),
        url(//fonts.gstatic.com/ea/notosansjp/v5/NotoSansJP-Regular.otf) format('opentype');
 }
@font-face {
   font-family: 'Noto Sans JP';
   font-style: normal;
   font-weight: 500;
   src: local("Noto Sans CJK JP"),
        url(//fonts.gstatic.com/ea/notosansjp/v5/NotoSansJP-Medium.woff2) format('woff2'),
        url(//fonts.gstatic.com/ea/notosansjp/v5/NotoSansJP-Medium.woff) format('woff'),
        url(//fonts.gstatic.com/ea/notosansjp/v5/NotoSansJP-Medium.otf) format('opentype');
 }
@font-face {
   font-family: 'Noto Sans JP';
   font-style: normal;
   font-weight: 700;
   src: local("Noto Sans CJK JP"),
        url(//fonts.gstatic.com/ea/notosansjp/v5/NotoSansJP-Bold.woff2) format('woff2'),
        url(//fonts.gstatic.com/ea/notosansjp/v5/NotoSansJP-Bold.woff) format('woff'),
        url(//fonts.gstatic.com/ea/notosansjp/v5/NotoSansJP-Bold.otf) format('opentype');
 }
@font-face {
   font-family: 'Noto Sans JP';
   font-style: normal;
   font-weight: 900;
   src: local("Noto Sans CJK JP"),
        url(//fonts.gstatic.com/ea/notosansjp/v5/NotoSansJP-Black.woff2) format('woff2'),
        url(//fonts.gstatic.com/ea/notosansjp/v5/NotoSansJP-Black.woff) format('woff'),
        url(//fonts.gstatic.com/ea/notosansjp/v5/NotoSansJP-Black.otf) format('opentype');
 }