diff --git a/.gitignore b/.gitignore
index 79c3796..93504ce 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,4 +2,3 @@ __pycache__/
 *.pyc
 *.egg-info/
 models/mysql.ddl.sql
-build/
diff --git a/pyproject.toml b/pyproject.toml
index 3db39ff..8bc1b69 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -10,6 +10,3 @@ requires-python = ">=3.10"
 
 [tool.setuptools.packages.find]
 include = ["sage_datamart*"]
-
-[tool.setuptools.package-data]
-"*" = ["*.json"]
diff --git a/sage_datamart/i18n/__init__.py b/sage_datamart/i18n/__init__.py
deleted file mode 100644
index e69de29..0000000
diff --git a/sage_datamart/i18n/en/__init__.py b/sage_datamart/i18n/en/__init__.py
deleted file mode 100644
index e69de29..0000000
diff --git a/sage_datamart/i18n/jp/__init__.py b/sage_datamart/i18n/jp/__init__.py
deleted file mode 100644
index e69de29..0000000
diff --git a/sage_datamart/i18n/ko/__init__.py b/sage_datamart/i18n/ko/__init__.py
deleted file mode 100644
index e69de29..0000000
diff --git a/sage_datamart/i18n/zh/__init__.py b/sage_datamart/i18n/zh/__init__.py
deleted file mode 100644
index e69de29..0000000