diff --git a/packages/frontend/package.json b/packages/frontend/package.json
index 17243c6757..e2fd83cd93 100644
--- a/packages/frontend/package.json
+++ b/packages/frontend/package.json
@@ -17,7 +17,6 @@
 	},
 	"dependencies": {
 		"@discordapp/twemoji": "14.1.2",
-		"@fontsource/jetbrains-mono": "^5.0.12",
 		"@github/webauthn-json": "2.1.1",
 		"@rollup/plugin-alias": "5.0.0",
 		"@rollup/plugin-json": "6.0.0",
@@ -55,8 +54,6 @@
 		"json5": "2.2.3",
 		"matter-js": "0.19.0",
 		"photoswipe": "5.4.1",
-		"pretendard": "^1.3.8",
-		"pretendard-jp": "^1.3.8",
 		"prismjs": "1.29.0",
 		"punycode": "2.3.0",
 		"querystring": "0.2.1",
diff --git a/packages/frontend/src/style.scss b/packages/frontend/src/style.scss
index be88f42078..c44d37fe88 100644
--- a/packages/frontend/src/style.scss
+++ b/packages/frontend/src/style.scss
@@ -6,28 +6,44 @@
  * SPDX-License-Identifier: AGPL-3.0-only
  */
 
-@import "@fontsource/jetbrains-mono/100.css";
-@import "@fontsource/jetbrains-mono/100-italic.css";
-@import "@fontsource/jetbrains-mono/200.css";
-@import "@fontsource/jetbrains-mono/200-italic.css";
-@import "@fontsource/jetbrains-mono/300.css";
-@import "@fontsource/jetbrains-mono/300-italic.css";
-@import "@fontsource/jetbrains-mono/400.css";
-@import "@fontsource/jetbrains-mono/400-italic.css";
-@import "@fontsource/jetbrains-mono/500.css";
-@import "@fontsource/jetbrains-mono/500-italic.css";
-@import "@fontsource/jetbrains-mono/600.css";
-@import "@fontsource/jetbrains-mono/600-italic.css";
-@import "@fontsource/jetbrains-mono/700.css";
-@import "@fontsource/jetbrains-mono/700-italic.css";
-@import "@fontsource/jetbrains-mono/800.css";
-@import "@fontsource/jetbrains-mono/800-italic.css";
-@import "pretendard/dist/web/static/pretendard-dynamic-subset.css";
-@import "pretendard-jp/dist/web/static/pretendard-jp-dynamic-subset.css";
-
-$default-font: "Pretendard JP", Pretendard, -apple-system, BlinkMacSystemFont, system-ui, Roboto, "Helvetica Neue", "Segoe UI", "Hiragino Sans", "Apple SD Gothic Neo", Meiryo, "Noto Sans JP", "Noto Sans KR", "Malgun Gothic", Osaka, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", sans-serif;
-$system-font: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", Roboto, "Noto Sans KR", "Segoe UI", "Malgun Gothic", "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", sans-serif;
-$monospace-font: "JetBrains Mono", "Pretendard JP", Pretendard, Fira code, Fira Mono, Consolas, Menlo, Courier, monospace !important;
+@mixin font($font-family, $font-weight, $font-style, $font-local, $font-url) {
+	@font-face {
+		font-family: $font-family;
+		font-weight: $font-weight;
+		font-style: $font-style;
+		font-display: swap;
+		src: local($font-local), url($font-url) format('woff2');
+	}
+}
+
+@include font(
+		'Pretendard JP',
+		400,
+		normal,
+		'Pretendard JP Regular',
+		'https://cdn.jsdelivr.net/gh/orioncactus/pretendard/packages/pretendard-jp/dist/web/static/woff2/PretendardJP-Regular.woff2'
+);
+@include font(
+		'Pretendard JP',
+		700,
+		normal,
+		'Pretendard JP Bold',
+		'https://cdn.jsdelivr.net/gh/orioncactus/pretendard/packages/pretendard-jp/dist/web/static/woff2/PretendardJP-Bold.woff2'
+);
+@include font(
+		'JetBrains Mono',
+		400,
+		normal,
+		'JetBrains Mono Regular',
+		'https://cdn.jsdelivr.net/gh/JetBrains/JetBrainsMono@master/fonts/webfonts/JetBrainsMono-Regular.woff2'
+);
+@include font(
+		'JetBrains Mono',
+		700,
+		normal,
+		'JetBrains Mono Bold',
+		'https://cdn.jsdelivr.net/gh/JetBrains/JetBrainsMono@master/fonts/webfonts/JetBrainsMono-Bold.woff2'
+);
 
 :root {
 	--radius: 12px;
@@ -64,7 +80,10 @@ html {
 	accent-color: var(--accent);
 	overflow: auto;
 	overflow-wrap: break-word;
-	font-family: $default-font;
+	font-family: "Pretendard JP", Pretendard, -apple-system, BlinkMacSystemFont, system-ui,
+								Roboto, "Helvetica Neue", "Segoe UI", "Hiragino Sans", "Apple SD Gothic Neo",
+								Meiryo, "Noto Sans JP", "Noto Sans KR", "Malgun Gothic", Osaka,
+								"Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", sans-serif;
 	// incoming changes from v13
 	// font-family: 'Hiragino Maru Gothic Pro', "BIZ UDGothic", Roboto, HelveticaNeue, Arial, sans-serif;
 	font-size: 14px;
@@ -180,7 +199,7 @@ html {
 	}
 
 	&.useSystemFont {
-		font-family: $system-font;
+		font-family: system-ui;
 	}
 }
 
@@ -496,12 +515,12 @@ hr {
 }
 
 ._monospace {
-	font-family: $monospace-font
+	font-family: "Pretendard JP", "JetBrains Mono", Fira code, Fira Mono, Consolas, Menlo, Courier, monospace !important;
 }
 
 code[class*="language-"],
 pre[class*="language-"] {
-	font-family: $monospace-font
+	font-family: "JetBrains Mono", "Pretendard JP" , Consolas, Monaco, 'Andale Mono', 'Ubuntu Mono', monospace !important;
 }
 
 .prism-editor__textarea:focus {