leaflet / map / web / HTML / data / large.geojson

{
  "type": "FeatureCollection",
  "features": [
    {
      "type": "Feature",
      "geometry": {
        "type": "Point",
        "coordinates": [139.821, 38.728]
      },
      "properties": {
        "name": "Sample Point"
      }
    }
  ]
}