{
  "name": "潮汐計算機",
  "short_name": "潮汐計算機",
  "description": "航用「12分の1則」を使用して、潮汐サイクルの任意の時点での水深を推定します。沿岸計画や船舶免許の学習に最適です。",
  "start_url": "/ja/utilities/categories/sailing-and-nautical/tide-height-calculator/",
  "scope": "/ja/utilities/categories/sailing-and-nautical/tide-height-calculator/",
  "icons": [
    {
      "src": "/images/utilities/tide-calculator.webp",
      "sizes": "512x512",
      "type": "image/webp",
      "purpose": "any"
    }
  ],
  "theme_color": "#0f172a",
  "background_color": "#0f172a",
  "display": "standalone",
  "orientation": "portrait"
}