diff --git a/package.json b/package.json
index 7f0c646..9262ab9 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "ui",
-	"version": "6.3.35",
+	"version": "6.3.36",
 	"license": "BUSL-1.1",
 	"private": true,
 	"packageManager": "pnpm@9.14.4",
@@ -30,7 +30,7 @@
 		"eslint-config-standard-universal": "^1.0.6",
 		"gql.tada": "^1.8.10",
 		"hayase-extensions": "github:hayase-app/extensions",
-		"jassub": "^1.8.4",
+		"jassub": "^1.8.5",
 		"svelte": "^4.2.19",
 		"svelte-check": "^4.2.1",
 		"svelte-radix": "^1.1.1",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index d6e2f36..64b4ed9 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -157,8 +157,8 @@ importers:
         specifier: github:hayase-app/extensions
         version: https://codeload.github.com/hayase-app/extensions/tar.gz/a9415c297a899459be34a135a9adbcd72115e019
       jassub:
-        specifier: ^1.8.4
-        version: 1.8.4
+        specifier: ^1.8.5
+        version: 1.8.5
       svelte:
         specifier: ^4.2.19
         version: 4.2.19
@@ -1659,8 +1659,8 @@ packages:
   jackspeak@3.4.3:
     resolution: {integrity: sha512-OGlZQpz2yfahA/Rd1Y8Cd9SIEsqvXkLVoSw/cgwhnhFMDbsQFeZYoJJ7bIZBS9BcamUW96asq/npPWugM+RQBw==}
 
-  jassub@1.8.4:
-    resolution: {integrity: sha512-j4GiLAfqZCYFPCZz4YVM20AJUCNcIqTdykbFNxJvBfbU7Xz6y0vnEDvxcYPtsNyrTDuyGlUhuLILgp8Ad18vxg==}
+  jassub@1.8.5:
+    resolution: {integrity: sha512-BKf3qureEQcJ0WKi7rSJ86UsQF8hTcQqJaIWcwqezxIVTCOatT+tnShM6fauS0pdjeG4bLLFS2+51xMasl/WCw==}
 
   jiti@1.21.6:
     resolution: {integrity: sha512-2yTgeWTWzMWkHu6Jp9NKgePDaYHbntiwvYuuJLbbN9vl7DC9DvXKOB2BC3ZZ92D3cvV/aflH0osDfwpHepQ53w==}
@@ -4224,7 +4224,7 @@ snapshots:
     optionalDependencies:
       '@pkgjs/parseargs': 0.11.0
 
-  jassub@1.8.4:
+  jassub@1.8.5:
     dependencies:
       rvfc-polyfill: 1.0.7
 
diff --git a/src/lib/components/ui/player/subtitles.ts b/src/lib/components/ui/player/subtitles.ts
index 5fc68db..fc742ce 100644
--- a/src/lib/components/ui/player/subtitles.ts
+++ b/src/lib/components/ui/player/subtitles.ts
@@ -52,6 +52,15 @@ const OVERRIDE_FONTS: Partial<Record<typeof defaults.subtitleStyle, string>> = {
   notosans: '/NotoSans-Bold.woff2'
 }
 
+const LANGUAGE_OVERRIDES: Record<string, {url: string, name: string}> = {
+  jpn: { url: '/NotoSansJP.woff2', name: 'Noto Sans JP' },
+  kor: { url: '/NotoSansKR.woff2', name: 'Noto Sans KR' },
+  chi: { url: '/NotoSansHK.woff2', name: 'Noto Sans HK' },
+  ja: { url: '/NotoSansJP.woff2', name: 'Noto Sans JP' },
+  ko: { url: '/NotoSansKR.woff2', name: 'Noto Sans KR' },
+  zh: { url: '/NotoSansHK.woff2', name: 'Noto Sans HK' }
+}
+
 const stylesRx = /^Style:[^,]*/gm
 export default class Subtitles {
   video: HTMLVideoElement
@@ -158,10 +167,7 @@ export default class Subtitles {
     native.attachments(this.selected.hash, this.selected.id).then(attachments => {
       for (const attachment of attachments) {
         if (fontRx.test(attachment.filename) || attachment.mimetype.toLowerCase().includes('font')) {
-          if (!this.fonts.includes(attachment.url)) {
-            this.fonts.push(attachment.url)
-            this.renderer?.addFont(attachment.url)
-          }
+          this.addFont(attachment.url)
         }
       }
     })
@@ -183,6 +189,13 @@ export default class Subtitles {
     }
   }
 
+  addFont (url: string) {
+    if (!this.fonts.includes(url)) {
+      this.fonts.push(url)
+      this.renderer?.addFont(url)
+    }
+  }
+
   pickFile () {
     const input = document.createElement('input')
     input.type = 'file'
@@ -230,7 +243,6 @@ export default class Subtitles {
   initSubtitleRenderer () {
     if (this.renderer) return
 
-    // @ts-expect-error yeah, patching the library
     if (SUPPORTS.isAndroid) JASSUB._hasBitmapBug = true
     this.renderer = new JASSUB({
       video: this.video,
@@ -255,10 +267,7 @@ export default class Subtitles {
     if (this.renderer) this.lastSubtitleStyle = subtitleStyle
     if (subtitleStyle !== 'none') {
       const font = OVERRIDE_FONTS[subtitleStyle]
-      if (font && !this.fonts.includes(font)) {
-        this.fonts.push(font)
-        this.renderer?.addFont(font)
-      }
+      if (font) this.addFont(font)
       const overrideStyle: ASSStyle = {
         Name: 'DialogueStyleOverride',
         FontSize: 72,
@@ -354,6 +363,11 @@ export default class Subtitles {
 
     this.renderer.setTrack(track.meta.header.slice(0, -1))
     for (const subtitle of track.events) this.renderer.createEvent(subtitle)
+    if (LANGUAGE_OVERRIDES[track.meta.language ?? '']) {
+      const { name, url } = LANGUAGE_OVERRIDES[track.meta.language ?? '']!
+      this.addFont(url)
+      this.renderer.setDefaultFont(name)
+    }
     this.renderer.resize()
   }
 
diff --git a/src/service-worker/index.ts b/src/service-worker/index.ts
index 1509a33..373a194 100644
--- a/src/service-worker/index.ts
+++ b/src/service-worker/index.ts
@@ -3,7 +3,7 @@ import { cleanupOutdatedCaches, precacheAndRoute } from 'workbox-precaching'
 
 import { build, files, prerendered, version } from '$service-worker'
 
-precacheAndRoute([...build, ...files.filter(e => !['/Ameku.webm', '/video.mkv'].includes(e)), ...prerendered, '/'].map(url => ({ url, revision: version })))
+precacheAndRoute([...build, ...files.filter(e => !['/Ameku.webm', '/video.mkv', '/NotoSansHK.woff2', '/NotoSansJP.woff2', '/NotoSansKR.woff2'].includes(e)), ...prerendered, '/'].map(url => ({ url, revision: version })))
 cleanupOutdatedCaches()
 clientsClaim()
 skipWaiting()
diff --git a/static/NotoSansHK.woff2 b/static/NotoSansHK.woff2
new file mode 100644
index 0000000..6ed7020
Binary files /dev/null and b/static/NotoSansHK.woff2 differ
diff --git a/static/NotoSansJP.woff2 b/static/NotoSansJP.woff2
new file mode 100644
index 0000000..d98103a
Binary files /dev/null and b/static/NotoSansJP.woff2 differ
diff --git a/static/NotoSansKR.woff2 b/static/NotoSansKR.woff2
new file mode 100644
index 0000000..3623d0f
Binary files /dev/null and b/static/NotoSansKR.woff2 differ