diff --git a/lib/roles/device.js b/lib/roles/device.js
index 393e467b..2b8a3365 100644
--- a/lib/roles/device.js
+++ b/lib/roles/device.js
@@ -35,6 +35,7 @@ module.exports = function(options) {
         .dependency(require('./device/plugins/account'))
         .dependency(require('./device/plugins/ringer'))
         .dependency(require('./device/plugins/wifi'))
+        .dependency(require('./device/plugins/sd'))
         .define(function(options, solo) {
           if (process.send) {
             // Only if we have a parent process
diff --git a/lib/roles/device/plugins/sd.js b/lib/roles/device/plugins/sd.js
new file mode 100644
index 00000000..7dabeb13
--- /dev/null
+++ b/lib/roles/device/plugins/sd.js
@@ -0,0 +1,33 @@
+var syrup = require('syrup')
+
+var logger = require('../../../util/logger')
+var wire = require('../../../wire')
+var wireutil = require('../../../wire/util')
+
+module.exports = syrup.serial()
+  .dependency(require('./service'))
+  .dependency(require('../support/router'))
+  .dependency(require('../support/push'))
+  .define(function(options, service, router, push) {
+    var log = logger.createLogger('device:plugins:sd')
+
+    router.on(wire.SdStatusMessage, function(channel, message) {
+      var reply = wireutil.reply(options.serial)
+      log.info('Getting SD card status')
+      service.getSdStatus(message)
+        .timeout(30000)
+        .then(function(mounted) {
+          push.send([
+            channel
+          , reply.okay(mounted ? 'sd_mounted' : 'sd_unmounted')
+          ])
+        })
+        .error(function(err) {
+          log.error('Getting SD card Status', err.stack)
+          push.send([
+            channel
+          , reply.fail(err.message)
+          ])
+        })
+    })
+  })
diff --git a/lib/roles/device/plugins/service.js b/lib/roles/device/plugins/service.js
index 3a3f3fa0..aeb0e2fa 100644
--- a/lib/roles/device/plugins/service.js
+++ b/lib/roles/device/plugins/service.js
@@ -565,6 +565,21 @@ module.exports = syrup.serial()
       })
     }
 
+    plugin.getSdStatus = function () {
+      return runServiceCommand(
+        apk.wire.MessageType.GET_SD_STATUS
+      , new apk.wire.GetSdStatusRequest()
+      )
+      .timeout(10000)
+      .then(function(data) {
+        var response = apk.wire.GetSdStatusResponse.decode(data)
+        if (response.success) {
+          return response.mounted
+        }
+        throw new Error('Unable to get SD card status')
+      })
+    }
+
     plugin.pressKey = function(key) {
       keyEvent({event: apk.wire.KeyEvent.PRESS, keyCode: keyutil.namedKey(key)})
       return Promise.resolve(true)
diff --git a/lib/roles/device/resources/service.js b/lib/roles/device/resources/service.js
index a9219eb8..7a23f7b5 100644
--- a/lib/roles/device/resources/service.js
+++ b/lib/roles/device/resources/service.js
@@ -15,7 +15,7 @@ module.exports = syrup.serial()
     var log = logger.createLogger('device:resources:service')
 
     var resource = {
-      requiredVersion: '0.7.15'
+      requiredVersion: '0.7.16'
     , pkg: 'jp.co.cyberagent.stf'
     , main: 'jp.co.cyberagent.stf.Agent'
     , apk: pathutil.vendor('STFService/STFService.apk')
diff --git a/lib/roles/websocket.js b/lib/roles/websocket.js
index 70a90744..a578001a 100644
--- a/lib/roles/websocket.js
+++ b/lib/roles/websocket.js
@@ -358,6 +358,16 @@ module.exports = function(options) {
             )
           ])
         })
+        .on('sd.status', function(channel, responseChannel) {
+          joinChannel(responseChannel)
+          push.send([
+            channel
+          , wireutil.transaction(
+              responseChannel
+            , new wire.SdStatusMessage()
+            )
+          ])
+        })
         .on('ringer.set', function(channel, responseChannel, data) {
           joinChannel(responseChannel)
           push.send([
diff --git a/lib/wire/wire.proto b/lib/wire/wire.proto
index 0e4f416f..f6ad229c 100644
--- a/lib/wire/wire.proto
+++ b/lib/wire/wire.proto
@@ -60,6 +60,7 @@ enum MessageType {
   WifiGetStatusMessage       = 58;
   AccountAddMenuMessage      = 59;
   AccountAddMessage          = 60;
+  SdStatusMessage            = 61;
 }
 
 message Envelope {
@@ -399,6 +400,9 @@ message AccountAddMessage {
   required string password = 2;
 }
 
+message SdStatusMessage {
+}
+
 message RingerSetMessage {
   required int32 mode = 1;
 }
diff --git a/res/app/components/stf/control/control-service.js b/res/app/components/stf/control/control-service.js
index d5910646..5a862265 100644
--- a/res/app/components/stf/control/control-service.js
+++ b/res/app/components/stf/control/control-service.js
@@ -233,6 +233,10 @@ module.exports = function ControlServiceFactory(
       })
     }
 
+    this.getSdStatus = function() {
+      return sendTwoWay('sd.status')
+    }
+
     this.setRingerMode = function(mode) {
       return sendTwoWay('ringer.set', {
         mode: mode
diff --git a/vendor/STFService/STFService.apk b/vendor/STFService/STFService.apk
index a0b4fc9c..20bcbc71 100644
Binary files a/vendor/STFService/STFService.apk and b/vendor/STFService/STFService.apk differ
diff --git a/vendor/STFService/wire.proto b/vendor/STFService/wire.proto
index d1f21622..69d892ec 100644
--- a/vendor/STFService/wire.proto
+++ b/vendor/STFService/wire.proto
@@ -12,6 +12,7 @@ enum MessageType {
     GET_CLIPBOARD = 6;
     GET_DISPLAY = 19;
     GET_PROPERTIES = 7;
+    GET_SD_STATUS = 25;
     GET_VERSION = 8;
     GET_WIFI_STATUS = 23;
     SET_CLIPBOARD = 9;
@@ -221,6 +222,14 @@ message GetWifiStatusResponse {
     required bool status = 2;
 }
 
+message GetSdStatusRequest {
+}
+
+message GetSdStatusResponse {
+    required bool success = 1;
+    required bool mounted = 2;
+}
+
 // Agent
 
 enum KeyEvent {