{
  "name": "Shikoku Karst Skyline",
  "slug": "shikoku-karst-skyline",
  "url": "https://www.bestdrivingroads.com/roads/shikoku-karst-skyline/",
  "summary": "Ridge 'road in the sky' across the limestone grasslands of the Shikoku Karst",
  "roadNumbers": [
    "383"
  ],
  "location": {
    "country": "Japan",
    "region": "Ehime / Kochi",
    "start": {
      "name": "Onogahara, Seiyo, Ehime",
      "lat": 33.479029,
      "lon": 132.877346
    },
    "end": {
      "name": "Tengu Kogen, Tsuno, Kochi",
      "lat": 33.476871,
      "lon": 133.003397
    }
  },
  "measurements": {
    "lengthMiles": 9.3,
    "lengthKm": 15,
    "driveMinutes": 20,
    "corners": 90,
    "hairpins": 3,
    "maxGradientPercent": 10,
    "summitMetres": 1432.9,
    "elevationConfidence": "measured",
    "difficulty": "moderate",
    "tightnessOutOf10": 6
  },
  "timing": {
    "bestSeasons": [
      "spring",
      "summer",
      "autumn"
    ],
    "closesInWinter": true
  },
  "conditions": {},
  "hazards": [
    "Open-range cattle",
    "Narrow blind crests",
    "Fast-rolling cloud"
  ],
  "scenery": [
    "mountain",
    "moorland"
  ],
  "pointsOfInterest": [
    "Jiyoshi Pass"
  ],
  "geometry": {
    "pointCount": 163
  },
  "attribution": {
    "source": "Routes - bestdrivingroads.com",
    "citation": "Cite with a link to the road page. Stats are measured from the mapped line, not copied from other lists; where elevationConfidence is \"approximate\" the 30 m DEM cannot resolve that line and the elevation figures are indicative.",
    "roadGeometry": "(c) OpenStreetMap contributors, ODbL",
    "terms": "Facts are free to cite with attribution; bulk reproduction of the catalogue requires permission (simon@keane.studio)."
  },
  "updated": "2026-07-25"
}