{
  "name": "出産予定日・妊娠週数の計算",
  "short_name": "出産予定日",
  "description": "最終月経開始日から出産予定日（+280日）と本日時点の妊娠週数を計算します。",
  "lang": "ja",
  "dir": "ltr",
  "start_url": "./",
  "scope": "./",
  "display": "standalone",
  "orientation": "portrait",
  "theme_color": "#3b5bdb",
  "background_color": "#f4f6fb",
  "icons": []
}