diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..bee8a64
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+__pycache__
diff --git a/main.py b/main.py
index ae83cf0..4ba1919 100644
--- a/main.py
+++ b/main.py
@@ -12,8 +12,10 @@ from typing import cast
 
 import nicolib
 import queries_to_answers as q2a
+from db.config import DB as NicoDB
 from db.models import Comment, Video, VideoHistory
 from nicolib import VideoInfo
+from nizika_ai.config import DB as AIDB
 from nizika_ai.consts import Character, GPTModel, QueryType
 from nizika_ai.models import Query
 
@@ -37,6 +39,10 @@ async def main (
     メーン処理
     """
 
+    # DB 準備
+    NicoDB
+    AIDB
+
     await asyncio.gather (
             queries_to_answers (),
             report_kiriban (),
diff --git a/nizika_nico b/nizika_nico
index baa75d6..463e8bb 160000
--- a/nizika_nico
+++ b/nizika_nico
@@ -1 +1 @@
-Subproject commit baa75d68ba7150775eb024ebab45f3059411ac70
+Subproject commit 463e8bbec79f45167940d6be8b03a7ed3e84f3b3