{
 "name": "Optic Nexus",
 "lang": "ja",
 "short_name": "Optic Nexus",
 "start_url": "./",
 "theme_color": "#f6e077",
 "icons": [
  {
   "src": "/fav-b-512.png",
   "sizes": "512x512",
   "type": "image/png",
   "purpose": "maskable any"
  },
  {
   "src": "fav-b-192.png",
   "sizes": "192x192",
   "type": "image/png",
   "purpose": "maskable any"
  }
 ],
 "background_color": "#10100b",
 "display": "browser"
}