diff --git a/.github/contributors.json b/.github/contributors.json
index 68f1b4c2..5c8b1f75 100644
--- a/.github/contributors.json
+++ b/.github/contributors.json
@@ -1327,5 +1327,10 @@
     "name": "Omer-5",
     "github_login": "Omer-5",
     "twitter_username": ""
+  },
+  {
+    "name": "TAKAHASHI Shuuji",
+    "github_login": "shuuji3",
+    "twitter_username": ""
   }
 ]
\ No newline at end of file
diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index d8a9d819..dba721de 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -1671,6 +1671,13 @@ Listed in alphabetical order.
     </td>
     <td></td>
   </tr>
+  <tr>
+    <td>TAKAHASHI Shuuji</td>
+    <td>
+      <a href="https://github.com/shuuji3">shuuji3</a>
+    </td>
+    <td></td>
+  </tr>
   <tr>
     <td>Tames McTigue</td>
     <td>