diff --git a/data/.gitignore b/data/.gitignore
new file mode 100644
index 00000000..b88fa364
--- /dev/null
+++ b/data/.gitignore
@@ -0,0 +1,4 @@
+/pad
+/padHT
+/padEN
+/padKO
diff --git a/data/.vscode/settings.json b/data/.vscode/settings.json
new file mode 100644
index 00000000..23eeb88f
--- /dev/null
+++ b/data/.vscode/settings.json
@@ -0,0 +1,8 @@
+{
+	"deno.enable": true,
+	"deno.lint": true,
+	"deno.unstable": true,
+	"deno.suggest.imports.hosts": {
+		"https://deno.land": false
+	}
+}
\ No newline at end of file
diff --git a/data/down.js b/data/down.js
new file mode 100644
index 00000000..2e895c83
--- /dev/null
+++ b/data/down.js
@@ -0,0 +1,22 @@
+import { basename } from "https://deno.land/std/path/mod.ts";
+const regions = [
+	{path: 'pad', regionID: 'JA', baseJsonURL: 'https://dl.padsv.gungho.jp/base_adr.json'},
+	{path: 'padEN', regionID: 'NA', baseJsonURL: 'https://dl-na.padsv.gungho.jp/base-na-adr.json'},
+	{path: 'padKO', regionID: 'KO', baseJsonURL: 'https://dl-kr.padsv.gungho.jp/base.kr-adr.json'},
+//	{path: 'padHT', regionID: 'HT', baseJsonURL: 'https://dl.padsv.gungho.jp/base.ht-adr.json'},
+];
+for (const region of regions)
+{
+	Deno.mkdirSync(`${region.path}`, { recursive: true });
+	const baseUrl = region.baseJsonURL;
+	console.log(`正在下载 ${baseUrl}`);
+	const baseResponse = await fetch(baseUrl);
+	const baseJsonData = await baseResponse.clone().json();
+	const baseBody = new Uint8Array(await baseResponse.arrayBuffer());
+	Deno.writeFileSync(`${region.path}/${basename(baseUrl)}`, baseBody);
+	console.log(`正在下载 ${baseJsonData.extlist}/extlist.bin`);
+	const extlistUrl = `${baseJsonData.extlist}/extlist.bin`;
+	const extlistResponse = await fetch(extlistUrl);
+	const extlistBody = new Uint8Array(await extlistResponse.arrayBuffer());
+	Deno.writeFileSync(`${region.path}/${basename(extlistUrl)}`, extlistBody);
+}
\ No newline at end of file
diff --git a/data/run.bat b/data/run.bat
new file mode 100644
index 00000000..822304a3
--- /dev/null
+++ b/data/run.bat
@@ -0,0 +1,2 @@
+@echo off
+deno run --allow-net --allow-read --allow-write --unstable down.js
\ No newline at end of file