diff --git a/bgm/Bgm54.json b/bgm/Bgm54.json
index 9f7a029..7f128fd 100644
--- a/bgm/Bgm54.json
+++ b/bgm/Bgm54.json
@@ -24,7 +24,7 @@
     "metadata": {
       "albumArtist": "NECORD",
       "artist": "ASTERIA",
-      "title": "Fungus Forest B",
+      "title": "Fungus Forest -Ver. B-",
       "year": "2020"
     },
     "source": {
diff --git a/bgm/Bgm55.json b/bgm/Bgm55.json
index a882745..a13d38d 100644
--- a/bgm/Bgm55.json
+++ b/bgm/Bgm55.json
@@ -5,7 +5,7 @@
     "mark": "Sellas",
     "metadata": {
       "albumArtist": "NECORD",
-      "artist": "ASTERIA",
+      "artist": "Initium SoundLab",
       "title": "Goodbye, My Friends",
       "year": "2020"
     },
@@ -41,7 +41,7 @@
     "mark": "Library",
     "metadata": {
       "albumArtist": "NECORD",
-      "artist": "ASTERIA",
+      "artist": "ESTIMATE",
       "title": "My Prince, My Kingdom",
       "year": "2020"
     },
@@ -59,7 +59,7 @@
     "mark": "Sellas",
     "metadata": {
       "albumArtist": "NECORD",
-      "artist": "ASTERIA",
+      "artist": "Initium SoundLab",
       "title": "Sinking Things",
       "year": "2020"
     },
@@ -77,7 +77,7 @@
     "mark": "Library",
     "metadata": {
       "albumArtist": "NECORD",
-      "artist": "ASTERIA",
+      "artist": "ESTIMATE",
       "title": "The Knight of Sharenian",
       "year": "2020"
     },
@@ -95,7 +95,7 @@
     "mark": "Sellas",
     "metadata": {
       "albumArtist": "NECORD",
-      "artist": "ASTERIA",
+      "artist": "Initium SoundLab",
       "title": "Whale Belly",
       "year": "2020"
     },
@@ -113,7 +113,7 @@
     "mark": "Sellas",
     "metadata": {
       "albumArtist": "NECORD",
-      "artist": "ASTERIA",
+      "artist": "Initium SoundLab",
       "title": "Where Stars Rest",
       "year": "2020"
     },
@@ -131,8 +131,8 @@
     "mark": "Sellas",
     "metadata": {
       "albumArtist": "NECORD",
-      "artist": "ASTERIA",
-      "title": "Where Stars Rest (Original)",
+      "artist": "Initium SoundLab",
+      "title": "Where Stars Rest -Ver. B-",
       "year": "2020"
     },
     "source": {
@@ -149,7 +149,7 @@
     "mark": "Library",
     "metadata": {
       "albumArtist": "NECORD",
-      "artist": "ASTERIA",
+      "artist": "ESTIMATE",
       "title": "White Night",
       "year": "2020"
     },
diff --git a/bgm/BgmEvent.json b/bgm/BgmEvent.json
index be9e613..0c4307b 100644
--- a/bgm/BgmEvent.json
+++ b/bgm/BgmEvent.json
@@ -5,8 +5,8 @@
     "mark": "17th_Event",
     "metadata": {
       "albumArtist": "NECORD",
-      "artist": "ASTERIA",
-      "title": "17th Anniversary Event",
+      "artist": "ESTIMATE",
+      "title": "Hotel Maple",
       "year": "2020"
     },
     "source": {
@@ -42,7 +42,7 @@
     "metadata": {
       "albumArtist": "NECORD",
       "artist": "ASTERIA",
-      "title": "Awake Event",
+      "title": "Freshness",
       "year": "2020"
     },
     "source": {
diff --git a/bgm/BgmEvent2.json b/bgm/BgmEvent2.json
index 48cadcb..01cde2f 100644
--- a/bgm/BgmEvent2.json
+++ b/bgm/BgmEvent2.json
@@ -396,13 +396,13 @@
     "youtube": "LOQ7HeMndvo"
   },
   {
-    "description": "Union Arena",
+    "description": "Union Arena battlefield",
     "filename": "unionArena2",
     "mark": "autoPvP",
     "metadata": {
       "albumArtist": "NECORD",
       "artist": "ASTERIA",
-      "title": "Union Arena 2",
+      "title": "Union Arena - Battlefield",
       "year": "2020"
     },
     "source": {