diff --git a/docs/_static/style.css b/docs/_static/style.css
index 16067d114..e9c6e2826 100644
--- a/docs/_static/style.css
+++ b/docs/_static/style.css
@@ -11,7 +11,7 @@ In particular thanks to:
 @import url('basic.css');
 
 body {
-  font-family: 'Georgia', serif;
+  font-family: 'Georgia', 'Yu Gothic', 'Noto Sans CJK JP Regular', serif;
   font-size: 16px;
   margin: 0;
   padding: 0;