diff --git a/README.md b/README.md
index adb9e1b9..7cb25b21 100644
--- a/README.md
+++ b/README.md
@@ -26,6 +26,10 @@
   
 ## 更新日志  
   
+### 2018年8月27日  
+  
+新增 `Osu!` 游戏规则  
+  
 ### 2018年8月26日  
   
 新增 `VRchat` 游戏规则 By @ImLaoD
diff --git a/rules/Osu!.rules b/rules/Osu!.rules
new file mode 100644
index 00000000..87ab0095
--- /dev/null
+++ b/rules/Osu!.rules
@@ -0,0 +1,42 @@
+#Osu!,Osu!,0,0,1,0,1,0,By-FQrabbit
+23.0.0.0/12
+23.2.16.0/24
+23.15.4.0/24
+23.32.0.0/11
+23.32.241.0/24
+23.46.210.0/23
+23.49.60.0/24
+23.62.109.0/24
+23.192.0.0/11
+23.210.215.0/24
+42.99.128.0/17
+66.198.0.0/19
+72.246.0.0/15
+72.246.103.0/24
+80.239.128.0/19
+87.245.192.0/18
+104.16.0.0/12
+104.20.48.0/20
+104.64.0.0/10
+104.86.110.0/23
+104.116.243.0/24
+121.254.128.0/17
+125.56.128.0/17
+125.56.201.0/24
+151.80.0.0/16
+165.254.0.0/16
+173.222.0.0/15
+173.223.52.0/24
+178.255.80.0/21
+184.24.0.0/13
+184.28.218.0/24
+184.50.0.0/15
+184.50.87.0/24
+184.51.0.0/23
+192.99.0.0/16
+216.156.0.0/16
+223.64.0.0/10
+223.112.0.0/12
+223.118.0.0/15
+223.119.0.0/16
+2400:cb00:2048::/48
diff --git a/rules/README.md b/rules/README.md
index e48f2ea4..4a6b1676 100644
--- a/rules/README.md
+++ b/rules/README.md
@@ -32,6 +32,10 @@
   
 ## 更新日志  
   
+### 2018年8月27日  
+  
+新增 `Osu!` 游戏规则  
+  
 ### 2018年8月26日  
   
 新增 `VRchat` 游戏规则 By @ImLaoD