diff --git a/examples/batcher/README.md b/examples/batcher/README.md
index cc58e96..3ad1a60 100644
--- a/examples/batcher/README.md
+++ b/examples/batcher/README.md
@@ -1,8 +1,10 @@
-```
-npm install
-npm run dev
-```
+# Hono DO Batcher
+
+This example is a batcher using Durable Object's Alarm API.
+The code is based on [Cloudflare's Alarm example](https://developers.cloudflare.com/durable-objects/api/alarms-in-durable-objects).
 
 ```
-npm run deploy
+pnpm install
+pnpm dev
 ```
+
diff --git a/examples/chat/README.md b/examples/chat/README.md
index cc58e96..7a7742d 100644
--- a/examples/chat/README.md
+++ b/examples/chat/README.md
@@ -1,8 +1,10 @@
-```
-npm install
-npm run dev
-```
+# Hono DO Chat
+
+This example is a simple chat app. Save sessions to in-memory map.
+If you want to make strict to hibernate, you can see [examples/hibernatable-chat](../hibernatable-chat).
+
 
 ```
-npm run deploy
+pnpm install
+pnpm dev
 ```
diff --git a/examples/counter-with-storage-helper/README.md b/examples/counter-with-storage-helper/README.md
index cc58e96..d7339c9 100644
--- a/examples/counter-with-storage-helper/README.md
+++ b/examples/counter-with-storage-helper/README.md
@@ -1,8 +1,9 @@
-```
-npm install
-npm run dev
-```
+# Hono DO Counter (with Storage Helper)
+
+This example is a counter app with storage helper.
+[Counter example](../counter)'s rewrite with storage helper.
 
 ```
-npm run deploy
+pnpm install
+pnpm dev
 ```
diff --git a/examples/counter/README.md b/examples/counter/README.md
index cc58e96..2a8cd4a 100644
--- a/examples/counter/README.md
+++ b/examples/counter/README.md
@@ -1,8 +1,10 @@
-```
-npm install
-npm run dev
-```
+# Hono DO Counter
+
+This example is a simple counter app.
+The code is based on [Cloudflare's  Counter example](https://developers.cloudflare.com/durable-objects/examples/build-a-counter/).
+
 
 ```
-npm run deploy
+pnpm install
+pnpm dev
 ```
diff --git a/examples/hibernatable-chat/README.md b/examples/hibernatable-chat/README.md
index cc58e96..ed4c099 100644
--- a/examples/hibernatable-chat/README.md
+++ b/examples/hibernatable-chat/README.md
@@ -1,8 +1,9 @@
-```
-npm install
-npm run dev
-```
+# Hono DO Chat (hibernatable)
+
+This example is a hibernatable chat app.
+The code using [Hibernate Websocket API](https://developers.cloudflare.com/durable-objects/learning/websockets/#websocket-hibernation) for hibernation of Durable Objects.
 
 ```
-npm run deploy
+pnpm install
+pnpm dev
 ```