{
  "name": "セール面積・SA/D比計算ツール",
  "short_name": "セ",
  "description": "ヨットの総セール面積と、排水量に対するセール面積比（SA/D比）を計算します。I、J、P、Eの各寸法に基づいた航海パフォーマンス分析。",
  "start_url": "/ja/utilities/categories/sailing-and-nautical/sail-area-calculator/",
  "scope": "/ja/utilities/categories/sailing-and-nautical/sail-area-calculator/",
  "icons": [
    {
      "src": "/images/utilities/sail-area.webp",
      "sizes": "512x512",
      "type": "image/webp",
      "purpose": "any"
    }
  ],
  "theme_color": "#0f172a",
  "background_color": "#0f172a",
  "display": "standalone",
  "orientation": "portrait"
}