diff --git a/admin/js/mp1/1.mp3 b/admin/js/mp1/1.mp3
deleted file mode 100644
index bd6f715..0000000
--- a/admin/js/mp1/1.mp3
+++ /dev/null
Binary files differ
diff --git a/admin/js/mp1/2.mp3 b/admin/js/mp1/2.mp3
deleted file mode 100644
index 8ed6a74..0000000
--- a/admin/js/mp1/2.mp3
+++ /dev/null
Binary files differ
diff --git a/admin/js/mp1/3.mp3 b/admin/js/mp1/3.mp3
deleted file mode 100644
index 60645ca..0000000
--- a/admin/js/mp1/3.mp3
+++ /dev/null
Binary files differ
diff --git a/admin/js/mp1/4.mp3 b/admin/js/mp1/4.mp3
deleted file mode 100644
index 8ea63da..0000000
--- a/admin/js/mp1/4.mp3
+++ /dev/null
Binary files differ
diff --git a/admin/js/mp1/mp3_path.csv b/admin/js/mp1/mp3_path.csv
deleted file mode 100644
index 80a8461..0000000
--- a/admin/js/mp1/mp3_path.csv
+++ /dev/null
@@ -1,4 +0,0 @@
-1,2:23_AM,1.mp3
-2,10℃,2.mp3
-3,Morning,3.mp3
-4,野良猫は宇宙を目指した,4.mp3
\ No newline at end of file
diff --git a/admin/js/mp2/1.mp3 b/admin/js/mp2/1.mp3
new file mode 100644
index 0000000..bd6f715
--- /dev/null
+++ b/admin/js/mp2/1.mp3
Binary files differ
diff --git a/admin/js/mp2/2.mp3 b/admin/js/mp2/2.mp3
new file mode 100644
index 0000000..8ed6a74
--- /dev/null
+++ b/admin/js/mp2/2.mp3
Binary files differ
diff --git a/admin/js/mp2/3.mp3 b/admin/js/mp2/3.mp3
new file mode 100644
index 0000000..60645ca
--- /dev/null
+++ b/admin/js/mp2/3.mp3
Binary files differ
diff --git a/admin/js/mp2/4.mp3 b/admin/js/mp2/4.mp3
new file mode 100644
index 0000000..8ea63da
--- /dev/null
+++ b/admin/js/mp2/4.mp3
Binary files differ
diff --git a/admin/js/mp2/mp3_path.csv b/admin/js/mp2/mp3_path.csv
new file mode 100644
index 0000000..80a8461
--- /dev/null
+++ b/admin/js/mp2/mp3_path.csv
@@ -0,0 +1,4 @@
+1,2:23_AM,1.mp3
+2,10℃,2.mp3
+3,Morning,3.mp3
+4,野良猫は宇宙を目指した,4.mp3
\ No newline at end of file