{
  "name": "Let’s Challenge JLPT",
  "short_name": "Challenge JLPT",
  "lang": "ja",
  "start_url": "./?utm_source=pwa&utm_medium=app&utm_campaign=homescreen",
  "scope": "./",
  "display": "standalone",
  "background_color": "#f7fbff",
  "theme_color": "#f7fbff",
  "icons": [
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}