diff --git a/.prettierignore b/.prettierignore
index baa31f10..7ccd32b4 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -1 +1 @@
-optuna_dashboard/static/components/PlotlyDarkMode.ts
\ No newline at end of file
+optuna_dashboard/ts/components/PlotlyDarkMode.ts
\ No newline at end of file
diff --git a/Dockerfile b/Dockerfile
index bc5b4150..fa39e2f0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,7 +7,7 @@ RUN npm install
 
 ADD ./tsconfig.json /usr/src/tsconfig.json
 ADD ./webpack.config.js /usr/src/webpack.config.js
-ADD ./optuna_dashboard/static/ /usr/src/optuna_dashboard/static
+ADD ./optuna_dashboard/ts/ /usr/src/optuna_dashboard/ts
 RUN mkdir -p /usr/src/optuna_dashboard/public
 RUN npm run build:prd
 
diff --git a/frontend_tests/DataGrid.test.tsx b/frontend_tests/DataGrid.test.tsx
index c525745f..475e360a 100644
--- a/frontend_tests/DataGrid.test.tsx
+++ b/frontend_tests/DataGrid.test.tsx
@@ -5,7 +5,7 @@ import { cleanup, render, fireEvent } from "@testing-library/react"
 import {
   DataGrid,
   DataGridColumn,
-} from "../optuna_dashboard/static/components/DataGrid"
+} from "../optuna_dashboard/ts/components/DataGrid"
 
 afterEach(cleanup)
 
diff --git a/frontend_tests/TrialTable.test.tsx b/frontend_tests/TrialTable.test.tsx
index a3bf1e33..713a71d1 100644
--- a/frontend_tests/TrialTable.test.tsx
+++ b/frontend_tests/TrialTable.test.tsx
@@ -2,7 +2,7 @@ import React from "react"
 global.URL.createObjectURL = jest.fn()
 
 import { cleanup, render, within, fireEvent } from "@testing-library/react"
-import { TrialTable } from "../optuna_dashboard/static/components/StudyDetail"
+import { TrialTable } from "../optuna_dashboard/ts/components/StudyDetail"
 
 afterEach(cleanup)
 
diff --git a/optuna_dashboard/static/action.ts b/optuna_dashboard/ts/action.ts
similarity index 100%
rename from optuna_dashboard/static/action.ts
rename to optuna_dashboard/ts/action.ts
diff --git a/optuna_dashboard/static/apiClient.ts b/optuna_dashboard/ts/apiClient.ts
similarity index 100%
rename from optuna_dashboard/static/apiClient.ts
rename to optuna_dashboard/ts/apiClient.ts
diff --git a/optuna_dashboard/static/components/App.tsx b/optuna_dashboard/ts/components/App.tsx
similarity index 100%
rename from optuna_dashboard/static/components/App.tsx
rename to optuna_dashboard/ts/components/App.tsx
diff --git a/optuna_dashboard/static/components/DataGrid.tsx b/optuna_dashboard/ts/components/DataGrid.tsx
similarity index 100%
rename from optuna_dashboard/static/components/DataGrid.tsx
rename to optuna_dashboard/ts/components/DataGrid.tsx
diff --git a/optuna_dashboard/static/components/GraphEdf.tsx b/optuna_dashboard/ts/components/GraphEdf.tsx
similarity index 100%
rename from optuna_dashboard/static/components/GraphEdf.tsx
rename to optuna_dashboard/ts/components/GraphEdf.tsx
diff --git a/optuna_dashboard/static/components/GraphHistory.tsx b/optuna_dashboard/ts/components/GraphHistory.tsx
similarity index 100%
rename from optuna_dashboard/static/components/GraphHistory.tsx
rename to optuna_dashboard/ts/components/GraphHistory.tsx
diff --git a/optuna_dashboard/static/components/GraphHyperparameterImportances.tsx b/optuna_dashboard/ts/components/GraphHyperparameterImportances.tsx
similarity index 100%
rename from optuna_dashboard/static/components/GraphHyperparameterImportances.tsx
rename to optuna_dashboard/ts/components/GraphHyperparameterImportances.tsx
diff --git a/optuna_dashboard/static/components/GraphIntermediateValues.tsx b/optuna_dashboard/ts/components/GraphIntermediateValues.tsx
similarity index 100%
rename from optuna_dashboard/static/components/GraphIntermediateValues.tsx
rename to optuna_dashboard/ts/components/GraphIntermediateValues.tsx
diff --git a/optuna_dashboard/static/components/GraphParallelCoordinate.tsx b/optuna_dashboard/ts/components/GraphParallelCoordinate.tsx
similarity index 100%
rename from optuna_dashboard/static/components/GraphParallelCoordinate.tsx
rename to optuna_dashboard/ts/components/GraphParallelCoordinate.tsx
diff --git a/optuna_dashboard/static/components/GraphParetoFront.tsx b/optuna_dashboard/ts/components/GraphParetoFront.tsx
similarity index 100%
rename from optuna_dashboard/static/components/GraphParetoFront.tsx
rename to optuna_dashboard/ts/components/GraphParetoFront.tsx
diff --git a/optuna_dashboard/static/components/GraphSlice.tsx b/optuna_dashboard/ts/components/GraphSlice.tsx
similarity index 100%
rename from optuna_dashboard/static/components/GraphSlice.tsx
rename to optuna_dashboard/ts/components/GraphSlice.tsx
diff --git a/optuna_dashboard/static/components/Note.tsx b/optuna_dashboard/ts/components/Note.tsx
similarity index 100%
rename from optuna_dashboard/static/components/Note.tsx
rename to optuna_dashboard/ts/components/Note.tsx
diff --git a/optuna_dashboard/static/components/PlotlyDarkMode.ts b/optuna_dashboard/ts/components/PlotlyDarkMode.ts
similarity index 100%
rename from optuna_dashboard/static/components/PlotlyDarkMode.ts
rename to optuna_dashboard/ts/components/PlotlyDarkMode.ts
diff --git a/optuna_dashboard/static/components/StudyDetail.tsx b/optuna_dashboard/ts/components/StudyDetail.tsx
similarity index 100%
rename from optuna_dashboard/static/components/StudyDetail.tsx
rename to optuna_dashboard/ts/components/StudyDetail.tsx
diff --git a/optuna_dashboard/static/components/StudyList.tsx b/optuna_dashboard/ts/components/StudyList.tsx
similarity index 100%
rename from optuna_dashboard/static/components/StudyList.tsx
rename to optuna_dashboard/ts/components/StudyList.tsx
diff --git a/optuna_dashboard/static/dateUtil.ts b/optuna_dashboard/ts/dateUtil.ts
similarity index 100%
rename from optuna_dashboard/static/dateUtil.ts
rename to optuna_dashboard/ts/dateUtil.ts
diff --git a/optuna_dashboard/static/index.tsx b/optuna_dashboard/ts/index.tsx
similarity index 100%
rename from optuna_dashboard/static/index.tsx
rename to optuna_dashboard/ts/index.tsx
diff --git a/optuna_dashboard/static/state.ts b/optuna_dashboard/ts/state.ts
similarity index 100%
rename from optuna_dashboard/static/state.ts
rename to optuna_dashboard/ts/state.ts
diff --git a/optuna_dashboard/static/types/index.d.ts b/optuna_dashboard/ts/types/index.d.ts
similarity index 100%
rename from optuna_dashboard/static/types/index.d.ts
rename to optuna_dashboard/ts/types/index.d.ts
diff --git a/package.json b/package.json
index 39663336..3b56bdd8 100644
--- a/package.json
+++ b/package.json
@@ -5,8 +5,8 @@
   "description": "Dashboard for Optuna",
   "main": "index.js",
   "scripts": {
-    "fmt": "prettier --write \"optuna_dashboard/static/**/*.{ts,tsx}\" \"frontend_tests/*.{ts,tsx}\"",
-    "lint": "eslint . --ext .ts,.tsx && prettier --list-different \"optuna_dashboard/static/**/*.{ts,tsx}\" \"frontend_tests/*.{ts,tsx}\"",
+    "fmt": "prettier --write \"optuna_dashboard/ts/**/*.{ts,tsx}\" \"frontend_tests/*.{ts,tsx}\"",
+    "lint": "eslint . --ext .ts,.tsx && prettier --list-different \"optuna_dashboard/ts/**/*.{ts,tsx}\" \"frontend_tests/*.{ts,tsx}\"",
     "watch": "NODE_ENV=development TYPESCRIPT_LOADER=esbuild-loader webpack --watch",
     "build": "webpack",
     "build:dev": "NODE_ENV=development TYPESCRIPT_LOADER=esbuild-loader webpack",
diff --git a/tsconfig.json b/tsconfig.json
index b04c4362..b7a9b3e1 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -21,10 +21,10 @@
     "strict": true
   },
   "files": [
-    "./optuna_dashboard/static/index.tsx"
+    "./optuna_dashboard/ts/index.tsx"
   ],
   "include": [
-    "./optuna_dashboard/static/types/**/*",
+    "./optuna_dashboard/ts/types/**/*",
     "./frontend_tests/**/*"
   ],
   "types": ["node"]
diff --git a/webpack.config.js b/webpack.config.js
index d92db7cb..719b4d5d 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -24,7 +24,7 @@ const typeScriptLoader = process.env.TYPESCRIPT_LOADER === "esbuild-loader" ? {
 
 var config = {
     mode,
-    entry: [__dirname + '/optuna_dashboard/static/index.tsx'],
+    entry: [__dirname + '/optuna_dashboard/ts/index.tsx'],
     output: {
         path: __dirname + '/optuna_dashboard/public/',
         filename: 'bundle.js',