diff --git a/kancolle/core_decode.py b/kancolle/core_decode.py
deleted file mode 100644
index fc4788b..0000000
--- a/kancolle/core_decode.py
+++ /dev/null
@@ -1,21 +0,0 @@
-# The code is originally developed by Dazzy Ding
-# See http://blog.dazzyd.org/blog/kancolle-obfuscation/
-
-#!/usr/bin/env python3
-
-import sys
-
-
-ORDER = [0, 7, 2, 5, 4, 3, 6, 1]
-SRC = sys.argv[1]
-DEST = sys.argv[2]
-
-
-with open(SRC, "rb") as f:
-    org = f.read()
-
-with open(DEST, "wb") as dec:
-    size = (len(org) - 128) >> 3
-    dec.write(org[0:128])
-    for i in ORDER:
-        dec.write(org[ i*size+128 : (i+1)*size+128 ])
\ No newline at end of file
diff --git a/kancolle/kcs/sound/list.txt b/kancolle/kcs/sound/list.txt
deleted file mode 100644
index abeab18..0000000
--- a/kancolle/kcs/sound/list.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-// TODO List all Kancolle files in here
-
diff --git a/kancolle/resources/swf/list.txt b/kancolle/resources/swf/list.txt
deleted file mode 100644
index abeab18..0000000
--- a/kancolle/resources/swf/list.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-// TODO List all Kancolle files in here
-
diff --git a/kancolle/scenes/list.txt b/kancolle/scenes/list.txt
deleted file mode 100644
index abeab18..0000000
--- a/kancolle/scenes/list.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-// TODO List all Kancolle files in here
-
diff --git a/kancolle/sound/list.txt b/kancolle/sound/list.txt
deleted file mode 100644
index abeab18..0000000
--- a/kancolle/sound/list.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-// TODO List all Kancolle files in here
-