Updated the links to the instructions

Author: kitao

wasm/examples/index.html

@@ -97,9 +97,12 @@ <h1>Pyxel Web Examples</h1>
     </p>
     <p>
       For specific instructions, please refer to
-      <a href="https://github.com/kitao/pyxel/wiki/How-To-Use-Pyxel-Web"
+      <a href="https://github.com/kitao/pyxel/blob/main/docs/pyxel-web-en.md"
         >this page</a
-      >.
+      >
+      (<a href="https://github.com/kitao/pyxel/blob/main/docs/pyxel-web-ja.md"
+        >日本語</a
+      >).
     </p>
   </body>
 </html>