diff --git a/ping/.actdk/dependencies.json b/ping/.actdk/dependencies.json
new file mode 100644
index 0000000..5c85617
--- /dev/null
+++ b/ping/.actdk/dependencies.json
@@ -0,0 +1,10 @@
+{
+  "apt": [],
+  "pip": [],
+  "raspberrypi-bullseye": {
+    "apt": [
+      "iputils-ping"
+    ],
+    "pip": []
+  }
+}
\ No newline at end of file
diff --git a/ping/.actdk/files.json b/ping/.actdk/files.json
new file mode 100644
index 0000000..90bc423
--- /dev/null
+++ b/ping/.actdk/files.json
@@ -0,0 +1,5 @@
+{
+  "main": "main",
+  "healthchecker": "healthchecker",
+  "act_setting": "act_settings.json"
+}
\ No newline at end of file
diff --git a/ping/.actdk/setting.json b/ping/.actdk/setting.json
new file mode 100644
index 0000000..8e31d05
--- /dev/null
+++ b/ping/.actdk/setting.json
@@ -0,0 +1,9 @@
+{
+  "app_id": "ping",
+  "app_server_id": 53,
+  "short_description": null,
+  "short_descriptions": {},
+  "target_types": [
+    "raspberrypi-bullseye"
+  ]
+}
diff --git a/ping/.gitignore b/ping/.gitignore
new file mode 100644
index 0000000..d10401d
--- /dev/null
+++ b/ping/.gitignore
@@ -0,0 +1,2 @@
+.actdk/cache
+
diff --git a/ping/README.md b/ping/README.md
new file mode 100644
index 0000000..70ae8d9
--- /dev/null
+++ b/ping/README.md
@@ -0,0 +1,7 @@
+# ping
+
+## 概要
+
+shell script で ping の結果を actlog として送信するサンプルアプリです。
+
+最低限の実装なので takephoto などには対応していません。
diff --git a/ping/act_settings.json b/ping/act_settings.json
new file mode 100644
index 0000000..9e26dfe
--- /dev/null
+++ b/ping/act_settings.json
@@ -0,0 +1 @@
+{}
\ No newline at end of file
diff --git a/ping/app/healthchecker b/ping/app/healthchecker
new file mode 100755
index 0000000..3395065
--- /dev/null
+++ b/ping/app/healthchecker
@@ -0,0 +1,3 @@
+#!/bin/bash
+
+true
diff --git a/ping/app/main b/ping/app/main
new file mode 100755
index 0000000..b26d8ee
--- /dev/null
+++ b/ping/app/main
@@ -0,0 +1,11 @@
+#!/bin/bash
+
+function tojson {
+    while read -r line; do
+        echo "[{\"data\":\"${line}\"}]"
+    done
+}
+# os4 以降は不要
+#trap 'kill $(jobs -p) 2>/dev/null; exit 0' TERM
+(ping actcast.io 2>&1 | tojson) &
+wait
diff --git a/ping/data_schema.json b/ping/data_schema.json
new file mode 100644
index 0000000..3ff28c0
--- /dev/null
+++ b/ping/data_schema.json
@@ -0,0 +1,16 @@
+{
+  "$schema": "https://actcast.io/schema/v8/data_schema_schema.json",
+  "type": "array",
+  "items": {
+    "type": "object",
+    "properties": {
+      "data": {
+        "type": "string",
+        "description": "some data"
+      }
+    },
+    "required": [
+      "data"
+    ]
+  }
+}
\ No newline at end of file
diff --git a/ping/manifesto/bullseye.json b/ping/manifesto/bullseye.json
new file mode 100644
index 0000000..1e42cf4
--- /dev/null
+++ b/ping/manifesto/bullseye.json
@@ -0,0 +1,11 @@
+{
+  "version": 2,
+  "allow_all_networks": true,
+  "target_type": "raspberrypi-bullseye",
+  "boards": [
+    "RSPi3BPlus",
+    "RSPi4B"
+  ],
+  "devices": []
+}
+
diff --git a/ping/setting_schema.json b/ping/setting_schema.json
new file mode 100644
index 0000000..729daf4
--- /dev/null
+++ b/ping/setting_schema.json
@@ -0,0 +1,6 @@
+{
+  "$schema": "https://actcast.io/schema/v8/setting_schema_schema.json",
+  "type": "object",
+  "properties": {},
+  "required": []
+}
\ No newline at end of file