diff --git a/README.md b/README.md
index 764c9f5..004c6bc 100644
--- a/README.md
+++ b/README.md
@@ -33,6 +33,8 @@ $ python GenerateC2ACode.py
   "db_prefix" : "SAMPLE_MOBC",
   # TLM ID の定義域
   "tlm_id_range" : ["0x00", "0x100"],
+  # Cmd DB の Name に "Cmd_" の接頭辞が含まれるか？（今後は含まれないのが基本とする）
+  "is_cmd_prefixed_in_db" : 0,
   # 入力 Tlm Cmd DB のエンコーディング
   "input_file_encoding" : "utf-8",
   # 出力ファイルのエンコーディング
@@ -49,6 +51,7 @@ $ python GenerateC2ACode.py
       "is_enable" : 1,
       "db_prefix" : "SAMPLE_AOBC",
       "tlm_id_range" : ["0x90", "0xc0"],
+      "is_cmd_prefixed_in_db" : 0,
       "input_file_encoding" : "utf-8",
       # DBがあるディレクトリへのパス（絶対でも相対でもOK）
       "db_path" : "../../c2a_sample_aobc/src/src_user/Settings/TlmCmd/DataBase/",
@@ -66,6 +69,7 @@ $ python GenerateC2ACode.py
       "is_enable" : 1,
       "db_prefix" : "SAMPLE_TOBC",
       "tlm_id_range" : ["0xc0", "0xf0"],
+      "is_cmd_prefixed_in_db" : 0,
       "input_file_encoding" : "utf-8",
       # DBがあるディレクトリへのパス（絶対でも相対でもOK）
       "db_path" : ""../../c2a_sample_tobc/src/src_user/Settings/TlmCmd/DataBase/",
diff --git a/my_mod/cmd_def.py b/my_mod/cmd_def.py
index e3022ab..1782f51 100644
--- a/my_mod/cmd_def.py
+++ b/my_mod/cmd_def.py
@@ -27,8 +27,7 @@ def GenerateCmdDef(settings, sgc_db):
         if comment != "":  # Comment
             continue
 
-        cmd_name = name
-        cmd_code = cmd_name.replace("Cmd_", "Cmd_CODE_")
+        cmd_name, cmd_code = GetCmdNameAndCmdCode_(name, settings["is_cmd_prefixed_in_db"])
         # print(cmd_name)
         # print(cmd_code)
         body_c += "  cmd_table[" + cmd_code + "].cmd_func = " + cmd_name + ";\n"
@@ -53,8 +52,7 @@ def GenerateCmdDef(settings, sgc_db):
             sgc_db[i][13],
             sgc_db[i][15],
         ]
-        cmd_name = name
-        cmd_code = cmd_name.replace("Cmd_", "Cmd_CODE_")
+        cmd_name, cmd_code = GetCmdNameAndCmdCode_(name, settings["is_cmd_prefixed_in_db"])
 
         # パラメタ長の整合性チェック
         for j in range(len(type_list)):
@@ -105,8 +103,6 @@ def GenerateBctDef(settings, bct_db):
     DATA_SART_ROW = 2
 
     body_h = ""
-    # "  cmd_table[Cmd_CODE_NOP].cmd_func = Cmd_NOP;"
-    # "  Cmd_CODE_NOP = 0x0000,"
     for i in range(DATA_SART_ROW, len(bct_db)):
         comment = bct_db[i][0]
         name = bct_db[i][1]
@@ -161,8 +157,10 @@ def GenerateOtherObcCmdDef(settings, other_obc_dbs):
             if comment != "":  # Comment
                 continue
             # print(name)
-            cmd_name = name
-            cmd_code = cmd_name.replace("Cmd_", name_upper + "_Cmd_CODE_")
+            _, cmd_code = GetCmdNameAndCmdCode_(
+                name, settings["other_obc_data"][i]["is_cmd_prefixed_in_db"]
+            )
+            cmd_code = name_upper + "_" + cmd_code
             body_h += "  " + cmd_code + " = " + cmd_id + ",\n"
         # print(body_h)
         output_file_path = (
@@ -175,6 +173,15 @@ def GenerateOtherObcCmdDef(settings, other_obc_dbs):
         OutputOtherObcCmdDefH_(output_file_path, obc_name, body_h, settings)
 
 
+def GetCmdNameAndCmdCode_(name, is_cmd_prefixed_in_db):
+    if is_cmd_prefixed_in_db:
+        cmd_name = name
+    else:
+        cmd_name = "Cmd_" + name
+    cmd_code = cmd_name.replace("Cmd_", "Cmd_CODE_")
+    return cmd_name, cmd_code
+
+
 def OutputCmdDefC_(file_path, body, settings):
     output = ""
     output += """
diff --git a/settings.json b/settings.json
index 45e3c1c..bd8454d 100644
--- a/settings.json
+++ b/settings.json
@@ -2,6 +2,7 @@
   "c2a_root_dir" : "../../c2a/src/",
   "db_prefix" : "SAMPLE_MOBC",
   "tlm_id_range" : ["0x00", "0x100"],
+  "is_cmd_prefixed_in_db" : 0,
   "input_file_encoding" : "utf-8",
   "output_file_encoding" : "utf-8",
   "is_main_obc" : 1,
@@ -11,6 +12,7 @@
       "is_enable" : 1,
       "db_prefix" : "SAMPLE_AOBC",
       "tlm_id_range" : ["0x90", "0xc0"],
+      "is_cmd_prefixed_in_db" : 0,
       "input_file_encoding" : "utf-8",
       "db_path" : "C:/c2a_sample_aobc/src/src_user/Settings/TlmCmd/DataBase/",
       "max_tlm_num" : 256,
@@ -24,6 +26,7 @@
       "is_enable" : 1,
       "db_prefix" : "SAMPLE_TOBC",
       "tlm_id_range" : ["0xc0", "0xf0"],
+      "is_cmd_prefixed_in_db" : 0,
       "input_file_encoding" : "utf-8",
       "db_path" : "C:/c2a_sample_tobc/src/src_user/Settings/TlmCmd/DataBase/",
       "max_tlm_num" : 256,