{
  "meta": {
    "name": "RunDida Marathon API",
    "version": "1.1",
    "generated": "2026-11-06",
    "website": "https://rundida.com"
  },
  "marathon": {
    "id": "itabashi2027",
    "slug": "itabashi",
    "tier": 3,
    "name": {
      "en": "2027 Itabashi City Marathon",
      "ja": "2027 板橋Cityマラソン",
      "zh": "2027板桥City马拉松"
    },
    "date": "2027-03-21T09:00:00+09:00",
    "timezone": "Asia/Tokyo",
    "city": "Tokyo",
    "country": "JP",
    "theme": "flat-river-pb",
    "defaultPersonality": "gentle",
    "featured": false,
    "status": "upcoming",
    "weather": {
      "avgTempC": 9.7,
      "avgTempF": 49,
      "humidity": 74,
      "windKmh": 22.7,
      "precipPct": 36,
      "conditions": "Cool, dry late-March Tokyo morning, typically 7-13C at the 9:00 AM start, often clear with an open-river headwind on one half of the out-and-back."
    },
    "course": {
      "type": "Out-and-back road marathon",
      "elevationGain": 30,
      "profile": "An almost dead-flat out-and-back along the Arakawa river flood plain with negligible elevation change, which is why it is one of Japan's most reliable personal-best courses.",
      "terrain": "Road and paved riverside path"
    },
    "links": {
      "page": "https://rundida.com/marathon/itabashi/",
      "countdown": "https://rundida.com/tools/marathon-countdown/#marathon=itabashi2027",
      "api": "https://rundida.com/api/marathons/itabashi.json",
      "allMarathons": "https://rundida.com/api/marathons.json"
    },
    "schema": {
      "@context": "https://schema.org",
      "@type": "SportsEvent",
      "name": "2027 Itabashi City Marathon",
      "startDate": "2027-03-21T09:00:00+09:00",
      "eventStatus": "https://schema.org/EventScheduled",
      "sport": "Marathon Running",
      "location": {
        "@type": "Place",
        "name": "Tokyo",
        "address": {
          "@type": "PostalAddress",
          "addressLocality": "Tokyo",
          "addressCountry": "JP"
        }
      },
      "endDate": "2027-03-21T07:00:00.000Z",
      "organizer": {
        "@type": "Organization",
        "name": "Itabashi City Marathon Organizing Committee (板橋Cityマラソン実行委員会)",
        "url": "https://i-c-m.jp/"
      },
      "offers": {
        "@type": "Offer",
        "url": "https://i-c-m.jp/entry/",
        "priceCurrency": "JPY",
        "price": "11550",
        "availability": "https://schema.org/LimitedAvailability",
        "validFrom": "2026-09-01"
      }
    }
  }
}