4 files changed, 24 insertions, 21 deletions
diff --git a/files/ja/_redirects.txt b/files/ja/_redirects.txt
index a2be2575d4..a8e0285946 100644
--- a/files/ja/_redirects.txt
+++ b/files/ja/_redirects.txt
@@ -3680,6 +3680,7 @@
 /ja/docs/Web-e/Guide/CSS/Understanding_z_index/The_stacking_context	/ja/docs/Web/CSS/CSS_Positioning/Understanding_z_index/The_stacking_context
 /ja/docs/Web/API/AbstractWorker	/ja/docs/orphaned/Web/API/AbstractWorker
 /ja/docs/Web/API/AbstractWorker/onerror	/ja/docs/orphaned/Web/API/AbstractWorker/onerror
+/ja/docs/Web/API/Ambient_Light_Events	/ja/docs/orphaned/Web/API/Ambient_Light_Events
 /ja/docs/Web/API/Apps	/ja/docs/Web/API/DOMApplicationsRegistry
 /ja/docs/Web/API/Apps.checkInstalled	/ja/docs/Web/API/DOMApplicationsRegistry/checkInstalled
 /ja/docs/Web/API/Apps.getInstalled	/ja/docs/Web/API/DOMApplicationsRegistry/getInstalled
@@ -3732,6 +3733,7 @@
 /ja/docs/Web/API/DOMCursor.done	/ja/docs/Web/API/DOMCursor/done
 /ja/docs/Web/API/DOMRequest.error	/ja/docs/Web/API/DOMRequest/error
 /ja/docs/Web/API/DeviceAcceleration	/ja/docs/Web/API/DeviceMotionEventAcceleration
+/ja/docs/Web/API/DeviceLightEvent	/ja/docs/orphaned/Web/API/DeviceLightEvent
 /ja/docs/Web/API/DeviceLightEvent.value	/ja/docs/orphaned/Web/API/DeviceLightEvent/value
 /ja/docs/Web/API/DeviceLightEvent/value	/ja/docs/orphaned/Web/API/DeviceLightEvent/value
 /ja/docs/Web/API/DeviceProximityEvent/max	/ja/docs/orphaned/Web/API/DeviceProximityEvent/max
@@ -5158,7 +5160,7 @@
 /ja/docs/WebAPI/Managing_screen_orientation	/ja/docs/Web/API/CSS_Object_Model/Managing_screen_orientation
 /ja/docs/WebAPI/Network_Information	/ja/docs/Web/API/Network_Information_API
 /ja/docs/WebAPI/Proximity	/ja/docs/Web/API/Proximity_Events
-/ja/docs/WebAPI/Using_Light_Events	/ja/docs/Web/API/Ambient_Light_Events
+/ja/docs/WebAPI/Using_Light_Events	/ja/docs/orphaned/Web/API/Ambient_Light_Events
 /ja/docs/WebAPI/Using_Web_Notifications	/ja/docs/Web/API/Notifications_API/Using_the_Notifications_API
 /ja/docs/WebAPI/Using_geolocation	/ja/docs/Web/API/Geolocation_API
 /ja/docs/WebGL	/ja/docs/Web/API/WebGL_API
diff --git a/files/ja/_wikihistory.json b/files/ja/_wikihistory.json
index ef8f86f43b..7524a08d19 100644
--- a/files/ja/_wikihistory.json
+++ b/files/ja/_wikihistory.json
@@ -9990,13 +9990,6 @@
       "silverskyvicto"
     ]
   },
-  "Web/API/Ambient_Light_Events": {
-    "modified": "2020-10-15T21:25:12.532Z",
-    "contributors": [
-      "mfuji09",
-      "yyss"
-    ]
-  },
   "Web/API/AnalyserNode": {
     "modified": "2019-03-23T22:40:29.945Z",
     "contributors": [
@@ -12194,16 +12187,6 @@
       "chikoski"
     ]
   },
-  "Web/API/DeviceLightEvent": {
-    "modified": "2020-10-15T21:33:03.860Z",
-    "contributors": [
-      "mfuji09",
-      "yyss",
-      "dskmori",
-      "YuichiNukiyama",
-      "fscholz"
-    ]
-  },
   "Web/API/DeviceMotionEvent": {
     "modified": "2020-10-15T22:05:46.432Z",
     "contributors": [
@@ -52058,6 +52041,13 @@
       "chikoski"
     ]
   },
+  "orphaned/Web/API/Ambient_Light_Events": {
+    "modified": "2020-10-15T21:25:12.532Z",
+    "contributors": [
+      "mfuji09",
+      "yyss"
+    ]
+  },
   "orphaned/Web/API/AudioContext/mozAudioChannelType": {
     "modified": "2019-03-23T22:51:59.818Z",
     "contributors": [
@@ -52090,6 +52080,16 @@
       "Fajrovulpo"
     ]
   },
+  "orphaned/Web/API/DeviceLightEvent": {
+    "modified": "2020-10-15T21:33:03.860Z",
+    "contributors": [
+      "mfuji09",
+      "yyss",
+      "dskmori",
+      "YuichiNukiyama",
+      "fscholz"
+    ]
+  },
   "orphaned/Web/API/DeviceLightEvent/value": {
     "modified": "2020-10-15T21:22:48.751Z",
     "contributors": [
diff --git a/files/ja/web/api/ambient_light_events/index.html b/files/ja/orphaned/web/api/ambient_light_events/index.html
index c39d45a614..01514d7e76 100644
--- a/files/ja/web/api/ambient_light_events/index.html
+++ b/files/ja/orphaned/web/api/ambient_light_events/index.html
@@ -1,10 +1,10 @@
 ---
 title: Ambient Light Events
-slug: Web/API/Ambient_Light_Events
+slug: orphaned/Web/API/Ambient_Light_Events
 tags:
   - Ambient Light
 translation_of: Web/API/Ambient_Light_Events
-original_slug: WebAPI/Using_Light_Events
+original_slug: Web/API/Ambient_Light_Events
 ---
 <div>{{DefaultAPISidebar("Ambient Light Events")}}{{SeeCompatTable}}</div>
 
diff --git a/files/ja/web/api/devicelightevent/index.html b/files/ja/orphaned/web/api/devicelightevent/index.html
index 58829fc7c3..c77dc67882 100644
--- a/files/ja/web/api/devicelightevent/index.html
+++ b/files/ja/orphaned/web/api/devicelightevent/index.html
@@ -1,12 +1,13 @@
 ---
 title: DeviceLightEvent
-slug: Web/API/DeviceLightEvent
+slug: orphaned/Web/API/DeviceLightEvent
 tags:
   - API
   - Ambient Light Events
   - Experimental
   - Interface
 translation_of: Web/API/DeviceLightEvent
+original_slug: Web/API/DeviceLightEvent
 ---
 <div>{{apiref("Ambient Light Events")}}{{SeeCompatTable}}</div>