diff --git a/data/category-social-media-!cn b/data/category-social-media-!cn
index 625348b1..e5a682c6 100644
--- a/data/category-social-media-!cn
+++ b/data/category-social-media-!cn
@@ -6,6 +6,7 @@ include:instagram
 include:linkedin
 include:mailru
 include:misskey
+include:mixi
 include:ok
 include:threads
 include:twitter
diff --git a/data/mixi b/data/mixi
new file mode 100644
index 00000000..126d4ea2
--- /dev/null
+++ b/data/mixi
@@ -0,0 +1,3 @@
+mixi.co.jp
+mixi.jp
+mixi.net