diff --git a/.all-contributorsrc b/.all-contributorsrc
index 72f9cb06..16c67ad6 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -8,6 +8,15 @@
   "commitConvention": "angular",
   "contributorsPerLine": 7,
   "contributors": [
+    {
+      "login": "tamo",
+      "name": "Tamotsu Takahashi",
+      "avatar_url": "https://avatars.githubusercontent.com/u/383537?v=4",
+      "profile": "http://tamo.tdiary.net/",
+      "contributions": [
+        "code"
+      ]
+    },
     {
       "login": "ryanolsonx",
       "name": "Ryan Olson",
diff --git a/README.md b/README.md
index 66863641..d8724dd7 100644
--- a/README.md
+++ b/README.md
@@ -129,6 +129,7 @@ Contact us: [@taoxin](https://twitter.com/intent/follow?region=follow_link&scree
 <table>
   <tbody>
     <tr>
+      <td align="center" valign="top" width="14.28%"><a href="http://tamo.tdiary.net/"><img src="https://avatars.githubusercontent.com/u/383537?v=4?s=100" width="100px;" alt="Tamotsu Takahashi"/><br /><sub><b>Tamotsu Takahashi</b></sub></a><br /><a href="#code-tamo" title="Code">💻</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/ryanolsonx"><img src="https://avatars.githubusercontent.com/u/238929?v=4?s=100" width="100px;" alt="Ryan Olson"/><br /><sub><b>Ryan Olson</b></sub></a><br /><a href="#content-ryanolsonx" title="Content">🖋</a></td>
       <td align="center" valign="top" width="14.28%"><a href="http://vanjs.org"><img src="https://avatars.githubusercontent.com/u/132854319?v=4?s=100" width="100px;" alt="Tao Xin"/><br /><sub><b>Tao Xin</b></sub></a><br /><a href="#design-Tao-VanJS" title="Design">🎨</a> <a href="#code-Tao-VanJS" title="Code">💻</a> <a href="#doc-Tao-VanJS" title="Documentation">📖</a></td>
     </tr>