diff --git a/README.japanese.md b/README.japanese.md
index 1434852a..08b13db5 100644
--- a/README.japanese.md
+++ b/README.japanese.md
@@ -1605,6 +1605,7 @@ JavaScript とそのエコシステム（React、Node.js、TypeScript、GraphQL
     <td align="center"><a href="https://github.com/lykhatskyi"><img src="https://avatars.githubusercontent.com/u/18104686?v=4" width="100px;" alt="Anton Lykhatskyi"style="max-width:100px;min-width:100px;" /><br /><sub style="white-space: nowrap;overflow: hidden;text-overflow: ellipsis;"><b>Anton Lykhatskyi</b></sub></a><br /><a href="#content-lykhatskyi" title="Content">🖋</a></td>
     <td align="center"><a href="https://github.com/EverythingAvailable"><img src="https://avatars.githubusercontent.com/u/81002379?v=4" width="100px;" alt="sangwonlee"style="max-width:100px;min-width:100px;" /><br /><sub style="white-space: nowrap;overflow: hidden;text-overflow: ellipsis;"><b>sangwonlee</b></sub></a><br /><a href="#content-EverythingAvailable" title="Content">🖋</a></td>
     <td align="center"><a href="https://github.com/euberdeveloper"><img src="https://avatars.githubusercontent.com/u/33126163?v=4" width="100px;" alt="Eugenio Berretta"style="max-width:100px;min-width:100px;" /><br /><sub style="white-space: nowrap;overflow: hidden;text-overflow: ellipsis;"><b>Eugenio Berretta</b></sub></a><br /><a href="#content-euberdeveloper" title="Content">🖋</a></td>
+    <td align="center"><a href="https://github.com/soranakk"><img src="https://avatars.githubusercontent.com/u/3930307?v=4" width="100px;" alt="soranakk"style="max-width:100px;min-width:100px;" /><br /><sub style="white-space: nowrap;overflow: hidden;text-overflow: ellipsis;"><b>soranakk</b></sub></a><br /><a href="#content-soranakk" title="Content">🖋</a></td>
   </tr>
 </table>